fzus53 kapx 212012
nshapx
expires:202605220415;;418401

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz345-220415-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
412 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday evening...

.through early evening...east wind 10 to 15 knots. mostly sunny.
waves 2 feet or less. 
.tonight...east wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.friday night...east wind 10 to 20 knots. partly cloudy. waves
4 to 6 feet. 
.saturday...east wind 15 to 25 knots. chance of showers. waves
4 to 7 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418395

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz322-220415-
st. marys river point iroquois to e. potagannissing bay-
412 pm edt thu may 21 2026

.through early evening...south wind 5 to 10 knots. sunny.
.tonight...southeast wind 5 to 10 knots. mostly clear. 
.friday...southeast wind 10 to 15 knots. mostly sunny. 
.friday night...east wind 10 to 15 knots. partly cloudy. 
.saturday...southeast wind 10 to 20 knots. chance of showers. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418394

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz321-220415-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
412 pm edt thu may 21 2026

.through early evening...northeast wind 5 to 10 knots. sunny.
waves 2 feet or less. 
.tonight...southeast wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.friday...southeast wind 10 to 15 knots. mostly sunny. waves
2 feet or less. 
.friday night...southeast wind 15 to 20 knots. partly cloudy.
waves 2 to 3 feet. 
.saturday...southeast wind 10 to 20 knots. chance of showers.
waves 2 to 4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418400

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz346-220415-
manistee to point betsie mi-
412 pm edt thu may 21 2026

.through early evening...north wind 10 to 15 knots. partly sunny.
waves 2 feet or less. 
.tonight...east wind 10 to 15 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. chance of showers.
waves 2 feet or less. 
.saturday...east wind 5 to 10 knots. chance of showers. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418399

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz344-345-220415-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
412 pm edt thu may 21 2026

.through early evening...north wind 10 to 15 knots. mostly sunny.
waves 2 feet or less. 
.tonight...east wind 10 to 15 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. mostly cloudy. waves
2 feet or less. 
.saturday...east wind 10 to 15 knots. chance of showers. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418397

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz342-220415-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
412 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday evening...

.through early evening...northeast wind 10 to 15 knots. mostly
sunny. waves 2 feet or less. 
.tonight...east wind 10 to 15 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.friday night...east wind 10 to 20 knots. mostly cloudy. waves
2 to 4 feet. 
.saturday...east wind 10 to 20 knots. chance of showers. waves
2 to 4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418396

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz341-220415-
seul choix point to 5nm west of mackinac bridge-
412 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday evening...

.through early evening...east wind 10 to 15 knots. sunny. waves
2 feet or less. 
.tonight...east wind 10 to 15 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 15 to 20 knots. mostly sunny. waves 3 to
5 feet. 
.friday night...east wind 10 to 20 knots. mostly cloudy. waves
2 to 4 feet. 
.saturday...east wind 10 to 20 knots. chance of showers. waves
3 to 5 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418398

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz323-220415-
grand traverse bay south of a line grand traverse light to
norwood mi-
412 pm edt thu may 21 2026

.through early evening...northeast wind 10 to 15 knots. mostly
sunny. waves 2 feet or less. 
.tonight...east wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. mostly cloudy. waves
2 feet or less. 
.saturday...southeast wind 5 to 10 knots. chance of showers.
waves 2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418405

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz349-220415-
sturgeon pt to alabaster mi-
412 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
late saturday night...

.through early evening...northeast wind 10 to 15 knots. partly
sunny. waves 2 to 3 feet. 
.tonight...northeast wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.friday...east wind 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.friday night...east wind 10 to 20 knots. chance of showers.
waves 3 to 5 feet. 
.saturday...east wind 10 to 15 knots. rain showers likely. waves
4 to 7 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418404

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz348-220415-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
412 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
late saturday night...

.through early evening...northeast wind 5 to 10 knots. mostly
sunny. waves 2 feet or less. 
.tonight...northeast wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.friday...east wind 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.friday night...east wind 10 to 20 knots. mostly cloudy. waves
4 to 7 feet. 
.saturday...east wind 10 to 20 knots. rain showers likely. waves
6 to 9 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418403

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz347-220415-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
412 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
late saturday night...

.through early evening...east wind 10 to 15 knots. mostly sunny.
waves 2 feet or less. 
.tonight...east wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 10 to 15 knots. mostly sunny. waves 2 to
4 feet. 
.friday night...east wind 10 to 20 knots. mostly cloudy. waves
4 to 7 feet. 
.saturday...east wind 15 to 25 knots. chance of showers. waves
7 to 10 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 212012
nshapx
expires:202605220415;;418402

nearshore marine forecast
national weather service gaylord mi
412 pm edt thu may 21 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz346-220415-
st ignace to false detour channel-
412 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
late saturday night...

.through early evening...southeast wind 5 to 10 knots. mostly
sunny. waves 2 feet or less. 
.tonight...east wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.friday night...east wind 15 to 20 knots. partly cloudy. waves
4 to 7 feet. 
.saturday...east wind 15 to 25 knots. chance of showers. waves
6 to 9 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus51 kbuf 212004
nshbuf
expires:202605220300;;417359

nearshore marine forecast
national weather service buffalo ny
404 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez041-220300-
dunkirk to buffalo along lake erie-
404 pm edt thu may 21 2026

.tonight...northeast winds 5 to 15 knots becoming east. mainly
clear. waves 2 feet or less. 
.friday...east winds 5 to 10 knots becoming northeast. mostly
sunny in the morning, then becoming mostly cloudy. waves 1 foot
or less. 
.friday night...northeast winds 5 to 10 knots becoming east.
showers likely overnight. waves 1 foot or less. 
.saturday...east winds 10 to 15 knots becoming southeast.
showers. waves 2 feet or less. 
.saturday night...southeast winds 15 to 20 knots diminishing to
10 to 15 knots. showers. waves 2 feet or less. 
.sunday...south winds 10 to 15 knots becoming light and variable.
showers during the day, then a chance of showers sunday night.
waves 1 foot or less. 
.monday...light and variable winds. a chance of showers during
the day. waves 1 foot or less. 
.tuesday...light and variable winds. partly cloudy. waves 1 foot
or less. 

$$

fzus51 kbuf 212004
nshbuf
expires:202605220300;;417358

nearshore marine forecast
national weather service buffalo ny
404 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez040-220300-
ripley to dunkirk along lake erie-
404 pm edt thu may 21 2026

.tonight...northeast winds 15 to 20 knots becoming east and
diminishing to 5 to 10 knots. mainly clear. waves 1 to 3 feet
subsiding to 1 foot or less. 
.friday...northeast winds 10 to 15 knots. mostly sunny in the
morning, then becoming mostly cloudy. waves 2 feet or less. 
.friday night...northeast winds 5 to 10 knots becoming east.
showers likely overnight. waves 2 feet or less. 
.saturday...east winds 10 to 15 knots becoming southeast 15 to
20 knots. showers. waves 1 to 3 feet. 
.saturday night...southeast winds 15 to 25 knots. showers. waves
1 to 3 feet. 
.sunday...south winds 10 to 15 knots becoming light and variable.
showers during the day, then a chance of showers sunday night.
waves 2 feet or less. 
.monday...light and variable winds. a chance of showers during
the day. waves 1 foot or less. 
.tuesday...light and variable winds. partly cloudy. waves 1 foot
or less. 

$$

fzus51 kbuf 212004
nshbuf
expires:202605220300;;417357

nearshore marine forecast
national weather service buffalo ny
404 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez020-loz030-220300-
upper niagara river and buffalo harbor-lower niagara river-
404 pm edt thu may 21 2026

.tonight...northeast winds 10 knots or less becoming east. mainly
clear. 
.friday...east winds 5 to 15 knots becoming northeast. mostly
sunny in the morning, then becoming mostly cloudy. 
.friday night...east winds 5 to 15 knots. a chance of showers
overnight. 
.saturday...east winds 5 to 15 knots. showers.
.saturday night...east winds 10 to 15 knots becoming southeast.
showers.
.sunday...southeast winds 5 to 10 knots becoming light and
variable. showers during the day, then a chance of showers sunday
night. 
.monday...light and variable winds. a chance of showers during
the day. 
.tuesday...light and variable winds. partly cloudy. 

the water temperature off buffalo is 56 degrees.

$$

fzus51 kbuf 212004
nshbuf
expires:202605220300;;417360

nearshore marine forecast
national weather service buffalo ny
404 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz042-220300-
niagara river to hamlin beach along lake ontario-
404 pm edt thu may 21 2026

.tonight...east winds 10 knots or less. mainly clear. waves
1 foot or less. 
.friday...east winds 10 to 15 knots increasing to 15 to 20 knots.
mostly sunny in the morning, then becoming mostly cloudy. waves
1 to 3 feet building to 2 to 4 feet. 
.friday night...east winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers overnight. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.saturday...east winds 10 to 15 knots increasing to 15 to
20 knots. showers. waves 2 to 4 feet building to 3 to 5 feet.
waves occasionally around 6 feet. 
.saturday night...east winds 15 to 25 knots. showers. waves 3 to
6 feet. waves occasionally around 7 feet. 
.sunday...southeast winds 15 to 20 knots becoming light and
variable. showers during the day, then a chance of showers sunday
night. waves 2 to 4 feet subsiding to 1 foot or less. 
.monday...light and variable winds. a chance of showers during
the day. waves 1 foot or less. 
.tuesday...west winds less than 10 knots becoming southwest.
partly cloudy. waves 1 foot or less. 

$$

fzus51 kbuf 212004
nshbuf
expires:202605220300;;417361

nearshore marine forecast
national weather service buffalo ny
404 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz043-044-220300-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
404 pm edt thu may 21 2026

.tonight...north winds 10 knots or less becoming east. mainly
clear. waves 1 foot or less. 
.friday...east winds 5 to 15 knots becoming northeast. mostly
sunny in the morning, then becoming partly sunny. waves 1 to
3 feet. 
.friday night...northeast winds 10 to 15 knots becoming east.
mostly cloudy. waves 1 to 3 feet. 
.saturday...southeast winds 10 to 15 knots increasing to 15 to
25 knots. showers. waves 1 to 3 feet building to 3 to 5 feet.
waves occasionally around 6 feet. 
.saturday night...southeast winds 15 to 25 knots. showers. waves
3 to 5 feet. waves occasionally around 6 feet. 
.sunday...southeast winds 15 to 25 knots becoming south and
diminishing to 10 to 15 knots. showers during the day, then a
chance of showers sunday night. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.monday...southwest winds 5 to 10 knots becoming light and
variable. a chance of showers during the day. waves 1 foot or
less. 
.tuesday...west winds less than 10 knots. partly cloudy. waves
1 foot or less. 

the water temperature off rochester is 53 degrees.

$$

fzus51 kbuf 212004
nshbuf
expires:202605220300;;417362

nearshore marine forecast
national weather service buffalo ny
404 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz045-220300-
mexico bay to the saint lawrence river along lake ontario-
404 pm edt thu may 21 2026

.tonight...north winds 5 to 15 knots becoming northeast. mainly
clear. waves 2 feet or less. 
.friday...northeast winds 5 to 10 knots becoming north. sunny in
the morning, then becoming partly sunny. waves 1 foot or less. 
.friday night...northeast winds 5 to 10 knots becoming east.
mostly cloudy. waves 1 foot or less. 
.saturday...east winds 5 to 15 knots becoming southeast. a chance
of showers in the morning, then showers likely in the afternoon.
waves 2 feet or less. 
.saturday night...southeast winds 15 to 25 knots. showers. waves
1 to 3 feet building to 2 to 4 feet. 
.sunday...southeast winds 15 to 25 knots becoming south. showers
during the day, then a chance of showers sunday night. waves 3 to
5 feet subsiding to 1 to 3 feet. waves occasionally around
6 feet. 
.monday...south winds 5 to 10 knots becoming light and variable.
a chance of showers during the day. waves 1 foot or less. 
.tuesday...southwest winds 10 knots or less. partly cloudy. waves
1 foot or less. 

$$

fzus51 kcle 211934
nshcle
expires:202605220215;;416444

nearshore marine forecast
national weather service cleveland oh
334 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez146>148-220215-
avon point to willowick oh-willowick to geneva-on-the lake oh-
geneva-on-the-lake to conneaut oh-
334 pm edt thu may 21 2026

...small craft advisory in effect through friday evening...

.tonight...northeast winds 15 to 25 knots becoming east. mostly
clear. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.friday...east winds 15 to 20 knots. partly sunny. waves 3 to
6 feet. waves occasionally around 7 feet. 
.friday night...east winds 15 to 20 knots. showers overnight.
waves 3 to 5 feet subsiding to 1 to 3 feet. waves occasionally
around 6 feet. 
.saturday...southeast winds 15 to 20 knots. showers. waves 1 to
3 feet building to 2 to 4 feet, then subsiding to 1 to 3 feet. 

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 60 degrees, off cleveland 55
degrees, and off erie 58 degrees.

$$

fzus51 kcle 211934
nshcle
expires:202605220215;;416445

nearshore marine forecast
national weather service cleveland oh
334 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez149-220215-
conneaut oh to ripley ny-
334 pm edt thu may 21 2026

...small craft advisory in effect through friday evening...

.tonight...northeast winds 15 to 20 knots becoming east. mostly
clear. waves 3 to 5 feet subsiding to 1 to 3 feet. waves
occasionally around 6 feet. 
.friday...east winds 15 to 20 knots becoming northeast. mostly
sunny in the morning, then becoming mostly cloudy. waves 1 to
3 feet building to 3 to 5 feet, then subsiding to 2 to 4 feet.
waves occasionally around 6 feet. 
.friday night...east winds 10 to 15 knots. showers overnight.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.saturday...southeast winds 10 to 15 knots increasing to 15 to
20 knots. showers. waves 1 to 3 feet. 

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 60 degrees, off cleveland 55
degrees, and off erie 58 degrees.

$$

fzus51 kcle 211934
nshcle
expires:202605220215;;416442

nearshore marine forecast
national weather service cleveland oh
334 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez142-220215-
maumee bay to reno beach oh-
334 pm edt thu may 21 2026

...small craft advisory in effect through saturday morning...

.tonight...east winds 15 to 20 knots. mostly clear. waves 3 to
5 feet. waves occasionally around 6 feet. 
.friday...east winds 20 to 25 knots. partly sunny. waves 3 to
5 feet. waves occasionally around 6 feet. 
.friday night...east winds 15 to 25 knots. a chance of showers in
the evening, then showers overnight. waves 3 to 5 feet. waves
occasionally around 6 feet. 
.saturday...east winds 15 to 25 knots diminishing to 10 to
15 knots. showers. waves 3 to 5 feet subsiding to 1 to 3 feet.
waves occasionally around 6 feet. 

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 60 degrees, off cleveland 55
degrees, and off erie 58 degrees.

$$

fzus51 kcle 211934
nshcle
expires:202605220215;;416443

nearshore marine forecast
national weather service cleveland oh
334 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez143>145-220215-
reno beach to the islands oh-the islands to vermilion oh-
vermilion to avon point oh-
334 pm edt thu may 21 2026

...small craft advisory in effect through saturday morning...

.tonight...northeast winds 15 to 25 knots becoming east. mostly
clear. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.friday...east winds 15 to 25 knots. a slight chance of showers
in the afternoon. waves 3 to 6 feet building to 4 to 7 feet.
waves occasionally around 9 feet. 
.friday night...east winds 15 to 25 knots. a chance of showers in
the evening, then showers overnight. waves 4 to 7 feet subsiding
to 3 to 6 feet. waves occasionally around 9 feet. 
.saturday...southeast winds 15 to 20 knots. showers. waves 3 to
5 feet subsiding to 1 to 3 feet. waves occasionally around
6 feet. 

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 60 degrees, off cleveland 55
degrees, and off erie 58 degrees.

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425553

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz142-221000-
taconite harbor to silver bay harbor mn-
622 pm cdt thu may 21 2026

.rest of tonight...northeast wind 5 to 10 knots. partly cloudy
then becoming mostly cloudy in the late evening and early morning
then becoming partly cloudy. waves 1 to 2 feet. 
.friday...northeast wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 3 feet building to 2 to 4 feet
late in the afternoon. a small craft advisory may be needed. 
.friday night...northeast wind 15 to 20 knots with gusts to
around 25 knots becoming east 5 to 10 knots with gusts to around
20 knots early in the morning. rain showers after midnight. waves
3 to 5 feet. waves occasionally to 7 feet. a small craft advisory
may be needed. 
.saturday...northeast wind 5 to 10 knots. gusts up to 20 knots in
the morning. rain showers. waves 2 to 4 feet subsiding to 1 to
3 feet in the afternoon. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425560

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz121-221000-
chequamegon bay-bayfield to oak point wi-
622 pm cdt thu may 21 2026

.rest of tonight...northeast wind 5 to 10 knots with gusts to
around 20 knots becoming south after midnight. partly cloudy in
the evening then becoming mostly cloudy. waves 1 to 2 feet. 
.friday...northeast wind 15 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.friday night...east wind 10 to 15 knots with gusts to around
20 knots easing to 5 knots early in the morning. slight chance of
rain showers after midnight. waves 1 to 2 feet. 
.saturday...east wind 5 knots. rain showers likely in the
morning, then slight chance of rain showers in the afternoon.
waves 1 foot or less. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425557

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz146-221000-
port wing to sand island wi-
622 pm cdt thu may 21 2026

.rest of tonight...northeast wind 10 to 15 knots with gusts to
around 20 knots easing to 5 knots toward daybreak. mostly cloudy.
waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening
and overnight. 
.friday...northeast wind 15 to 20 knots. mostly sunny. waves 1 to
2 feet building to 2 to 4 feet in the afternoon. a small craft
advisory may be needed. 
.friday night...northeast wind 15 to 20 knots becoming east 5 to
10 knots after midnight. rain showers after midnight. waves 3 to
5 feet. a small craft advisory may be needed. 
.saturday...northeast wind 5 to 10 knots. rain showers likely in
the morning, then slight chance of rain showers in the afternoon.
waves 1 to 2 feet. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425552

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz141-221000-
grand marais to taconite harbor mn-
622 pm cdt thu may 21 2026

.rest of tonight...northeast wind 5 to 10 knots. partly cloudy
then becoming mostly cloudy in the late evening and early morning
then becoming partly cloudy. waves 1 to 2 feet. 
.friday...east wind 15 to 20 knots with gusts to around 25 knots.
mostly sunny. waves 1 to 3 feet building to 2 to 4 feet late in
the afternoon. a small craft advisory may be needed. 
.friday night...east wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots after midnight. rain showers likely after
midnight. waves 3 to 5 feet. waves occasionally to 7 feet. a
small craft advisory may be needed. 
.saturday...east wind 10 to 15 knots. gusts up to 20 knots until
late afternoon. rain showers. waves 2 to 4 feet subsiding to 1 to
3 feet late in the afternoon. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425551

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz140-221000-
grand portage to grand marais mn-
622 pm cdt thu may 21 2026

.rest of tonight...northeast wind 5 to 10 knots. mostly clear
early in the evening then becoming mostly cloudy. waves 1 to
2 feet. 
.friday...northeast wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 2 feet building to 1 to 3 feet
late in the afternoon. 
.friday night...east wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. chance of rain showers after midnight.
waves 3 to 5 feet. a small craft advisory may be needed. 
.saturday...east wind 10 to 15 knots. gusts up to 20 knots in the
morning. rain showers. waves 2 to 4 feet. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425558

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz147-221000-
sand island to bayfield wi-
622 pm cdt thu may 21 2026

.rest of tonight...northeast wind 5 to 10 knots. gusts up to
20 knots early in the evening. partly cloudy in the evening then
becoming mostly cloudy. waves 1 to 2 feet. 
.friday...northeast wind 15 to 20 knots. mostly sunny. waves 1 to
3 feet building to 2 to 4 feet late in the afternoon. a small
craft advisory may be needed. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots with gusts to around 20 knots in
the late evening and overnight. rain showers likely after
midnight. waves 3 to 5 feet subsiding to 1 to 3 feet early in the
morning. a small craft advisory may be needed. 
.saturday...east wind 5 to 10 knots. rain showers through the
day. waves 1 to 2 feet. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425554

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz143-221000-
silver bay harbor to two harbors mn-
622 pm cdt thu may 21 2026

.rest of tonight...northeast wind 10 to 15 knots with gusts to
around 20 knots easing to 5 knots toward daybreak. mostly cloudy
until early morning then becoming partly cloudy. waves 1 to
3 feet. 
.friday...northeast wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 2 feet building to 2 to 4 feet
in the afternoon. a small craft advisory may be needed. 
.friday night...northeast wind 15 to 20 knots with gusts to
around 25 knots easing to 10 to 15 knots with gusts to around
20 knots after midnight. chance of rain showers in the evening,
then rain showers after midnight. waves 3 to 5 feet. waves
occasionally to 7 feet. a small craft advisory may be needed. 
.saturday...northeast wind 10 to 15 knots. gusts up to 20 knots
early in the morning. rain showers likely in the morning, then
chance of rain showers in the afternoon. waves 1 to 3 feet. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425561

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz148-221000-
oak point to saxon harbor wi-
622 pm cdt thu may 21 2026

.rest of tonight...northeast wind 5 to 10 knots with gusts to
around 20 knots becoming southeast after midnight. partly cloudy
in the evening then becoming mostly cloudy. waves 1 to 3 feet. 
.friday...northeast wind 5 to 10 knots rising to 15 to 20 knots
in the afternoon. mostly sunny. waves 1 to 3 feet building to
2 to 4 feet late in the afternoon. 
.friday night...east wind 10 to 15 knots. gusts up to 20 knots
early in the evening. rain showers likely after midnight. waves
2 to 4 feet subsiding to 1 to 3 feet after midnight. a small
craft advisory may be needed. 
.saturday...east wind 5 to 10 knots. rain showers likely in the
morning, then chance of rain showers in the afternoon. waves 1 to
2 feet. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425555

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz144-221000-
two harbors to duluth mn-
622 pm cdt thu may 21 2026

...small craft advisory in effect until 10 pm cdt this evening...

.rest of tonight...northeast wind 10 to 15 knots with gusts to
around 25 knots easing to 5 knots toward daybreak. mostly cloudy.
waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. 
.friday...northeast wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 2 feet building to 3 to 5 feet
in the afternoon. a small craft advisory may be needed. 
.friday night...northeast wind 20 to 25 knots with gusts to
around 30 knots easing to 10 to 15 knots with gusts to around
20 knots after midnight. chance of rain showers in the evening,
then rain showers after midnight. waves 4 to 6 feet. waves
occasionally to 7 feet. a small craft advisory may be needed. 
.saturday...northeast wind 10 to 15 knots. gusts up to 20 knots
in the morning. rain showers likely. waves 1 to 3 feet. 

$$

fzus53 kdlh 212322
nshdlh
expires:202605221000;;425556

nearshore marine forecast
national weather service duluth mn
622 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz145-221000-
duluth mn to port wing wi-
622 pm cdt thu may 21 2026

...small craft advisory in effect until 10 pm cdt this evening...

.rest of tonight...northeast wind 10 to 15 knots with gusts to
around 25 knots easing to 5 knots toward daybreak. mostly cloudy
then becoming partly cloudy late in the evening then becoming
mostly cloudy. waves 2 to 4 feet subsiding to 1 to 2 feet after
midnight. 
.friday...northeast wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 3 feet building to 3 to 5 feet
in the afternoon. waves occasionally to 7 feet. a small craft
advisory may be needed. 
.friday night...northeast wind 20 to 25 knots with gusts to
around 30 knots easing to 10 to 15 knots with gusts to around
20 knots after midnight. chance of rain showers in the evening,
then rain showers after midnight. waves 4 to 6 feet subsiding to
1 to 3 feet early in the morning. waves occasionally to 7 feet. a
small craft advisory may be needed. 
.saturday...northeast wind 10 to 15 knots. gusts up to 20 knots
in the morning. rain showers in the morning, then rain showers
likely in the afternoon. waves 1 to 3 feet. 

$$

fzus53 kdtx 211935
nshdtx
expires:202605220345;;416465

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez444-220345-
michigan waters of lake erie from detroit river to north cape mi-
335 pm edt thu may 21 2026

...small craft advisory in effect through saturday morning...

.tonight...east winds 15 to 20 knots. mostly clear. waves 3 to
5 feet. waves occasionally around 7 feet. 
.friday...east winds 20 to 25 knots. partly cloudy until late
afternoon becoming mostly cloudy. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.friday night...east winds 20 to 25 knots. gusts to 30 knots
early in the evening then gusts to 30 knots after midnight. rain
showers likely in the late evening and early morning. rain
showers after midnight. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.saturday...east winds 20 to 25 knots diminishing to 10 to
15 knots. rain showers until late afternoon, then showers likely
early in the afternoon. waves 3 to 5 feet. waves occasionally
around 7 feet. 

see lake erie open lake forecast for days 3 through 5.

the water temperature at belle isle is missing.

$$

fzus53 kdtx 211935
nshdtx
expires:202605220345;;416461

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz421-220345-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
335 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday morning...

.tonight...northeast winds 15 to 20 knots. mostly clear. waves
2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.friday...east winds 15 to 20 knots becoming northeast 20 to
25 knots early in the afternoon. partly cloudy. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.friday night...northeast winds 20 to 25 knots becoming east
15 to 20 knots in the late evening and early morning, then
increasing to 20 to 25 knots after midnight. partly cloudy early
in the evening becoming cloudy. a chance of showers after
midnight. waves 3 to 5 feet. waves occasionally around 7 feet. 
.saturday...east winds 20 to 25 knots with gusts to 30 knots.
rain showers likely until late afternoon, then showers early in
the afternoon. waves 5 to 7 feet. waves occasionally around
10 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 211935
nshdtx
expires:202605220345;;416460

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz422-220345-
inner saginaw bay sw of point au gres to bay port mi-
335 pm edt thu may 21 2026

...small craft advisory in effect through saturday morning...

.tonight...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late evening and overnight. partly cloudy. waves
2 to 4 feet. 
.friday...east winds 15 to 20 knots becoming northeast 20 to
25 knots with gusts to 30 knots early in the afternoon. partly
cloudy. waves 2 to 4 feet. 
.friday night...east winds 20 to 25 knots. gusts to 30 knots
until early morning. mostly cloudy. a chance of showers after
midnight. waves 3 to 5 feet. waves occasionally around 7 feet. 
.saturday...east winds 20 to 25 knots with gusts to 30 knots.
rain showers. waves 3 to 5 feet. waves occasionally around
7 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 211935
nshdtx
expires:202605220345;;416462

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz441-220345-
port austin to harbor beach mi-
335 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday morning...

.tonight...northeast winds 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 
.friday...east winds 10 to 15 knots. mostly sunny early in the
morning becoming partly cloudy. waves 1 to 3 feet. 
.friday night...east winds 15 to 20 knots. mostly cloudy. a
chance of showers after midnight. waves 3 to 5 feet. waves
occasionally around 7 feet. 
.saturday...east winds 20 to 25 knots with gusts to 30 knots.
rain showers likely until late afternoon, then showers early in
the afternoon. waves 5 to 7 feet. waves occasionally around
10 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 211935
nshdtx
expires:202605220345;;416463

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz442-220345-
harbor beach to port sanilac mi-
335 pm edt thu may 21 2026

...small craft advisory in effect from friday evening through
saturday morning...

.tonight...northeast winds 15 to 20 knots becoming east 10 to
15 knots after midnight. partly cloudy. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the morning. 
.friday...east winds 10 to 15 knots. partly cloudy. waves 2 to
4 feet. 
.friday night...east winds 15 to 20 knots increasing to 20 to
25 knots after midnight. cloudy. a chance of showers after
midnight. waves 3 to 5 feet. waves occasionally around 6 feet. 
.saturday...east winds 20 to 25 knots with gusts to 30 knots.
rain showers. waves 5 to 7 feet. waves occasionally around
10 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 211935
nshdtx
expires:202605220345;;416464

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz443-220345-
port sanilac to port huron mi-
335 pm edt thu may 21 2026

...small craft advisory in effect from friday evening through
saturday morning...

.tonight...north winds 15 to 20 knots becoming east 10 to
15 knots after midnight. partly cloudy. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the morning. 
.friday...east winds 15 to 20 knots. partly cloudy until late
afternoon becoming mostly cloudy. waves 2 to 4 feet. 
.friday night...east winds 15 to 20 knots increasing to 20 to
25 knots after midnight. cloudy. light showers likely after
midnight. waves 3 to 5 feet. waves occasionally around 7 feet. 
.saturday...east winds 20 to 25 knots. gusts to 30 knots until
late afternoon. rain showers. waves 5 to 7 feet. waves
occasionally around 10 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kgrb 212323
nshgrb
expires:202605220400;;425588

nearshore marine forecast
national weather service green bay wi
623 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz521-522-220400-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
623 pm cdt thu may 21 2026

.tonight...e wind 5 to 10 kts. waves 2 ft or less. partly cloudy
in the evening then becoming mostly cloudy. 
.friday...ne wind 10 to 20 kts. waves 2 to 4 ft. partly sunny. 
.friday night...e wind 10 to 20 kts. waves 2 to 4 ft subsiding to
1 to 3 ft after midnight. mostly cloudy. 
.saturday...ne wind 10 to 15 kts. waves 1 to 3 ft. a chance of
showers.  

$$

fzus53 kgrb 212323
nshgrb
expires:202605220400;;425589

nearshore marine forecast
national weather service green bay wi
623 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz541-220400-
rock island passage to sturgeon bay wi-
623 pm cdt thu may 21 2026

...small craft advisory in effect from friday afternoon through
friday evening...

.tonight...ne wind 10 to 15 kts veering e in the late evening and
overnight. waves 1 to 3 ft. partly cloudy in the evening then
becoming mostly cloudy. 
.friday...ne wind 10 to 15 kts increasing to 15 to 25 kts early
in the afternoon. waves 1 to 3 ft building to 3 to 5 ft in the
afternoon. partly sunny. 
.friday night...e wind 15 to 25 kts. waves 4 to 7 ft subsiding to
2 to 4 ft after midnight. mostly cloudy. 
.saturday...ne wind 10 to 15 kts. waves 2 to 4 ft. a chance of
showers.  

$$

fzus53 kgrb 212323
nshgrb
expires:202605220400;;425590

nearshore marine forecast
national weather service green bay wi
623 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-220400-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
623 pm cdt thu may 21 2026

...small craft advisory in effect from friday afternoon through
friday evening...

.tonight...ne wind 10 to 15 kts veering e in the late evening and
overnight. waves 1 to 3 ft. mostly cloudy. 
.friday...ne wind 10 to 20 kts. waves 1 to 3 ft building to 2 to
4 ft in the afternoon. mostly cloudy. 
.friday night...e wind 15 to 25 kts backing ne 10 to 15 kts in
the late evening and overnight. waves 3 to 5 ft. a chance of
showers after midnight. 
.saturday...ne wind 10 to 15 kts. waves 1 to 3 ft. a chance of
showers.  

$$

fzus53 kgrr 211823
nshgrr
expires:202605220800;;411689

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz844-220800-
st joseph to south haven mi-
223 pm edt thu may 21 2026

.through early evening...north winds around 15 knots. mostly sunny.
waves 1 to 3 feet. 
.tonight...northeast winds 10 to 15 knots. partly cloudy. waves 1 to
3 feet. 
.friday...east winds 15 to 20 knots. mostly cloudy. waves 1 to
2 feet. 
.friday night...east winds 15 to 20 knots. cloudy with rain showers
likely. waves 1 to 2 feet. 
.saturday...northeast winds 10 to 15 knots backing north early in
the afternoon. mostly cloudy with rain showers likely. waves around
1 foot. 
.saturday night...north winds around 10 knots veering southeast
after midnight. mostly cloudy. waves around 1 foot. 
.sunday...south winds around 5 knots veering northwest early in the
afternoon. mostly cloudy with a chance of rain showers. waves 1 foot
or less. 
.memorial day...southeast winds around 5 knots veering south in the
late morning and early afternoon, then veering northwest early in
the afternoon. partly sunny. waves less than 1 foot. 
.tuesday...southeast winds 5 to 10 knots veering southwest in the
late morning and early afternoon, then veering north early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$

fzus53 kgrr 211823
nshgrr
expires:202605220800;;411684

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz849-220800-
pentwater to manistee mi-
223 pm edt thu may 21 2026

.through early evening...north winds 10 to 20 knots. mostly cloudy.
waves 1 to 3 feet. 
.tonight...northeast winds 10 to 15 knots veering east in the late
evening and overnight. partly cloudy. waves 2 to 3 feet. 
.friday...east winds 10 to 20 knots. partly sunny. waves around
1 foot. 
.friday night...east winds 15 to 20 knots. mostly cloudy. waves 1 to
2 feet. 
.saturday...east winds 10 to 20 knots backing northeast early in the
afternoon. rain showers likely. waves around 1 foot. 
.saturday night...northeast winds 5 to 15 knots veering east after
midnight. mostly cloudy. waves around 1 foot. 
.sunday...south winds 5 to 10 knots veering southwest in the late
morning and afternoon. mostly cloudy. waves 1 foot or less. 
.memorial day...south winds 5 to 15 knots. mostly sunny. waves
1 foot or less. 
.tuesday...south winds 5 to 10 knots veering southwest 10 to
15 knots early in the afternoon. mostly sunny. waves 1 foot or less.

$$

fzus53 kgrr 211823
nshgrr
expires:202605220800;;411685

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz848-220800-
whitehall to pentwater mi-
223 pm edt thu may 21 2026

.through early evening...north winds 10 to 15 knots. mostly cloudy.
waves 1 to 3 feet. 
.tonight...northeast winds 10 to 20 knots veering east in the late
evening and overnight. partly cloudy. waves 1 to 3 feet. 
.friday...east winds 15 to 20 knots. partly sunny. waves 1 to
2 feet. 
.friday night...east winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet. 
.saturday...east winds 15 to 20 knots backing northeast 10 to
15 knots early in the afternoon. rain showers likely. waves 1 to
2 feet. 
.saturday night...northeast winds 5 to 15 knots veering east after
midnight. mostly cloudy. waves around 1 foot. 
.sunday...southeast winds 5 to 10 knots veering southwest in the
late morning and afternoon. mostly cloudy. waves 1 foot or less. 
.memorial day...south winds 5 to 10 knots veering southwest 10 to
15 knots early in the afternoon. mostly sunny. waves 1 foot or less.
.tuesday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kgrr 211823
nshgrr
expires:202605220800;;411686

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz847-220800-
grand haven to whitehall mi-
223 pm edt thu may 21 2026

.through early evening...north winds 10 to 15 knots. mostly cloudy.
waves around 1 foot. 
.tonight...east winds 15 to 20 knots. partly cloudy. waves 1 to
2 feet. 
.friday...east winds 15 to 25 knots. mostly cloudy. waves 1 to
2 feet. 
.friday night...east winds 20 to 25 knots. mostly cloudy with rain
showers likely. waves 1 to 3 feet. 
.saturday...east winds 15 to 25 knots backing northeast around
15 knots early in the afternoon. rain showers likely. waves 1 to
3 feet. 
.saturday night...north winds 10 to 15 knots veering northeast 5 to
10 knots after midnight. mostly cloudy. waves around 1 foot. 
.sunday...southeast winds 5 to 10 knots veering west early in the
afternoon. mostly cloudy. waves 1 foot or less. 
.memorial day...southeast winds 5 to 10 knots veering southwest in
the late morning and afternoon. mostly sunny. waves 1 foot or less. 
.tuesday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$

fzus53 kgrr 211823
nshgrr
expires:202605220800;;411687

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz846-220800-
holland to grand haven mi-
223 pm edt thu may 21 2026

.through early evening...north winds 10 to 15 knots. mostly cloudy.
waves around 1 foot. 
.tonight...east winds 15 to 20 knots. partly cloudy. waves 1 to
2 feet. 
.friday...east winds 15 to 20 knots. partly sunny. waves 1 to
2 feet. 
.friday night...east winds 20 to 25 knots. cloudy with rain showers
likely. waves 2 to 3 feet. 
.saturday...east winds 15 to 25 knots backing northeast around
15 knots early in the afternoon. rain showers likely. waves 1 to
3 feet. 
.saturday night...north winds 5 to 15 knots veering northeast after
midnight. mostly cloudy. waves 1 to 2 feet. 
.sunday...southeast winds 5 to 10 knots veering southwest in the
late morning and early afternoon, then veering west early in the
afternoon. mostly cloudy. waves 1 foot or less. 
.memorial day...southeast winds 5 to 10 knots veering west early in
the afternoon. partly sunny. waves 1 foot or less. 
.tuesday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$

fzus53 kgrr 211823
nshgrr
expires:202605220800;;411688

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz845-220800-
south haven to holland mi-
223 pm edt thu may 21 2026

.through early evening...north winds 10 to 15 knots. partly sunny.
waves around 1 foot. 
.tonight...northeast winds 15 to 20 knots. partly cloudy. waves 1 to
2 feet. 
.friday...east winds 15 to 20 knots. partly sunny. waves around
1 foot. 
.friday night...east winds 15 to 20 knots. cloudy with rain showers
likely. waves 1 to 2 feet. 
.saturday...east winds 15 to 20 knots backing north early in the
afternoon. rain showers likely. waves 1 to 2 feet. 
.saturday night...north winds 5 to 15 knots veering east after
midnight. mostly cloudy. waves around 1 foot. 
.sunday...southeast winds 5 to 10 knots veering west early in the
afternoon. mostly cloudy. waves 1 foot or less. 
.memorial day...southeast winds 5 to 10 knots veering northwest
early in the afternoon. partly sunny. waves less than 1 foot. 
.tuesday...south winds 5 to 10 knots veering west early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$

fzus53 kiwx 212000
nshiwx
expires:202605220215;;417058

nearshore marine forecast
national weather service northern indiana
400 pm edt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz046-220215-
michigan city in to new buffalo mi-
400 pm edt thu may 21 2026

.tonight...northeast winds 10 to 20 knots becoming east 10 to 15
knots. a few gusts to 25 knots early evening. partly cloudy this 
evening, then becoming mostly cloudy. waves 2 to 4 feet subsiding 
to 1 to 2 feet. 
.friday...east winds 10 to 15 knots. a slight chance of showers.
waves 1 to 2 feet. 
.friday night...east winds 10 to 15 knots. a chance of showers in
the evening, then showers likely overnight. waves 1 to 2 feet. 
.saturday...northeast winds 5 to 10 knots becoming north. showers
likely in the morning, then a chance of showers in the afternoon.
waves 1 to 2 feet. 

the water temperature at st. joseph is 48 degrees and at michigan
city is 55 degrees.

$$

fzus53 kiwx 212000
nshiwx
expires:202605220215;;417059

nearshore marine forecast
national weather service northern indiana
400 pm edt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz043-220215-
new buffalo mi to st joseph mi-
400 pm edt thu may 21 2026

.tonight...northeast winds 10 to 20 knots becoming east 10 to 15
knots. partly cloudy this evening, then becoming mostly cloudy. 
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...east winds 10 to 15 knots. mostly cloudy. waves 1 to
2 feet. 
.friday night...east winds 10 to 15 knots. gusts up to 25 knots.
a chance of showers in the evening, then showers likely
overnight. waves 1 to 2 feet. 
.saturday...east winds 5 to 10 knots becoming north. showers
likely in the morning, then a chance of showers in the afternoon.
waves around 1 foot. 

the water temperature at st. joseph is 48 degrees and at michigan
city is 55 degrees.

$$

fzus53 klot 212015
nshlot
expires:202605220330;;418489

nearshore marine forecast
national weather service chicago/romeoville il
315 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz743>745-220330-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
315 pm cdt thu may 21 2026

...small craft advisory in effect through late tonight...

.tonight...northeast winds 20 to 25 kt becoming east 10 to 20 kt.
mostly cloudy. waves 3 to 6 ft occasionally to 8 ft subsiding to 
2 to 4 ft.
.friday...east winds 10 to 20 kt becoming northeast. mostly 
cloudy. waves 2 to 4 ft.
.friday night...east winds 10 to 20 kt becoming northeast 10 to 15
kt. chance of showers. waves 2 to 4 ft. 
.saturday...northeast winds around 10 kt becoming north. chance 
of showers in the morning. waves 1 to 3 ft. 

$$

fzus53 klot 212015
nshlot
expires:202605220330;;418488

nearshore marine forecast
national weather service chicago/romeoville il
315 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz740>742-220330-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
315 pm cdt thu may 21 2026

...small craft advisory in effect through saturday morning...

.tonight...northeast winds 20 to 25 kt becoming east 15 to 20 kt
late. mostly cloudy. waves 3 to 6 ft occasionally to 8 ft. 
.friday...east winds 15 to 25 kt becoming northeast. mostly 
cloudy. waves 3 to 6 ft occasionally to 8 ft. 
.friday night...northeast winds 15 to 25 kt diminishing to 10 to 
20 kt. slight chance of showers in the evening, then chance of 
showers overnight. waves 3 to 6 ft occasionally to 8 ft. 
.saturday...northeast winds 10 to 20 kt becoming north around 10
kt. chance of showers in the morning. waves 3 to 6 ft occasionally
to 8 ft subsiding to 2 to 4 ft.


$$

fzus53 kmkx 220010
nshmkx
expires:202605220400;;427392

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz644-220400-
port washington to north point light wi-
710 pm cdt thu may 21 2026

...small craft advisory in effect from 7 am cdt friday through
saturday afternoon...

.tonight...northeast wind 10 to 20 knots becoming 10 to 15 knots
late in the evening, then veering east 10 to 20 knots after
midnight becoming 10 to 15 knots early in the morning. partly
cloudy through around midnight then becoming mostly cloudy. waves
3 to 4 feet. 
.friday...east wind 10 to 15 knots with gusts to around 20 knots
backing northeast with gusts to around 20 knots late in the
afternoon. mostly cloudy. waves 3 to 4 feet. 
.friday night...northeast wind 10 to 15 knots with gusts to
around 20 knots becoming east 15 to 20 knots late in the evening,
then backing northeast 10 to 20 knots after midnight becoming
15 to 20 knots early in the morning. chance of showers after
midnight. waves 3 to 4 feet building to 4 to 6 feet in the late
evening and overnight. 
.saturday...northeast wind 10 to 15 knots. chance of showers
through the day. waves 4 to 6 feet subsiding to 3 to 4 feet in
the late morning and afternoon. 

$$

fzus53 kmkx 220010
nshmkx
expires:202605220400;;427394

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz646-220400-
wind point wi to winthrop harbor il-
710 pm cdt thu may 21 2026

...small craft advisory in effect through saturday afternoon...

.tonight...north wind 5 to 15 knots veering northeast 10 to
15 knots with gusts to around 20 knots late in the evening, then
becoming east 15 to 20 knots after midnight. partly cloudy
through around midnight then becoming mostly cloudy. waves 3 to
4 feet. 
.friday...east wind 15 to 20 knots becoming northeast 10 to
15 knots in the afternoon. mostly cloudy. waves 3 to 4 feet. 
.friday night...northeast wind 10 to 15 knots with gusts to
around 20 knots veering east with gusts to around 20 knots late
in the evening, then backing northeast 10 to 20 knots after
midnight becoming 15 to 20 knots early in the morning. chance of
showers after midnight. waves 4 to 6 feet. 
.saturday...northeast wind 10 to 15 knots backing north early in
the afternoon, then becoming north 10 to 15 knots late in the
afternoon. chance of showers through the day. waves 3 to 4 feet. 

$$

fzus53 kmkx 220010
nshmkx
expires:202605220400;;427391

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz643-220400-
sheboygan to port washington wi-
710 pm cdt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday afternoon...

.tonight...northeast wind 15 to 25 knots easing to 10 to 15 knots
late in the evening, then veering east after midnight. partly
cloudy through around midnight then becoming mostly cloudy. waves
2 to 4 feet. 
.friday...northeast wind 10 to 15 knots becoming northeast 10 to
15 knots with gusts to around 20 knots in the afternoon. partly
sunny. waves 2 to 4 feet. 
.friday night...northeast wind 10 to 15 knots with gusts to
around 20 knots becoming east 15 to 20 knots late in the evening,
then backing northeast 10 to 20 knots after midnight becoming
10 to 15 knots early in the morning. chance of showers after
midnight. waves 3 to 4 feet building to 4 to 6 feet in the late
evening and early morning, then subsiding to 3 to 4 feet early in
the morning. 
.saturday...northeast wind 10 to 15 knots. chance of showers
through the day. waves 3 to 4 feet. 

$$

fzus53 kmkx 220010
nshmkx
expires:202605220400;;427393

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt thu may 21 2026

for waters within five nautical miles of shore on lake michigan


lmz645-220400-
north point light to wind point wi-
710 pm cdt thu may 21 2026

...small craft advisory in effect through saturday afternoon...

.tonight...north wind 10 to 15 knots veering northeast with gusts
to around 20 knots late in the evening, then becoming east 15 to
20 knots after midnight. partly cloudy through around midnight
then becoming mostly cloudy. waves 3 to 4 feet. 
.friday...east wind 15 to 20 knots becoming northeast 10 to
15 knots in the afternoon. mostly cloudy. waves 3 to 4 feet. 
.friday night...northeast wind 10 to 15 knots with gusts to
around 20 knots veering east with gusts to around 20 knots late
in the evening, then backing northeast 10 to 20 knots after
midnight becoming 15 to 20 knots early in the morning. chance of
showers after midnight. waves 4 to 6 feet. 
.saturday...northeast wind 10 to 15 knots backing north early in
the afternoon, then veering northeast late in the afternoon.
chance of showers through the day. waves 4 to 6 feet subsiding to
3 to 4 feet in the afternoon. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419508

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz240-241-220800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
500 pm edt thu may 21 2026 /400 pm cdt thu may 21 2026/

.late this afternoon...northeast wind 10 to 15 knots. sunny.
waves 1 to 2 feet. 
.tonight...east wind 10 to 15 knots veering southeast less than
10 knots by midnight. mostly clear through midnight then becoming
mostly cloudy. waves 1 to 2 feet. 
.friday...east wind less than 10 knots increasing to 10 to
15 knots by late morning. partly cloudy. waves building to 2 to
3 feet. 
.friday night...east wind 5 to 15 knots. cloudy. a chance of rain
showers after midnight. waves subsiding to 1 to 2 feet. 
.saturday...east wind less than 10 knots. mostly cloudy. rain
showers likely in the morning, then a chance of rain showers in
the afternoon. waves calm to 1 foot. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419509

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz243-220800-
upper entrance of portage canal to eagle river mi-
500 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
late friday night...

.late this afternoon...east wind less than 10 knots. sunny. waves
calm to 1 foot. 
.tonight...southeast wind 10 to 15 knots becoming 5 to 15 knots
by midnight. partly cloudy. waves calm to 1 foot. 
.friday...east wind 5 to 15 knots increasing to 15 to 20 knots
late. mostly sunny. waves building to 1 to 2 feet. 
.friday night...southeast wind 10 to 20 knots. mostly cloudy.
waves 1 to 2 feet. 
.saturday...southeast wind 10 to 15 knots with gusts up to
22 knots. cloudy. a chance of rain showers in the morning, then
rain showers likely in the afternoon. waves building to 2 to
3 feet, then subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419512

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz244-220800-
eagle river to manitou island mi-
500 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday morning...

.late this afternoon...east wind 10 to 15 knots. sunny. waves
calm to 1 foot. 
.tonight...southeast wind 10 to 15 knots becoming 5 to 15 knots
by midnight. partly cloudy. waves building to 1 to 2 feet. 
.friday...southeast wind 10 to 15 knots backing east 15 to
20 knots late. mostly sunny. waves building to 2 to 3 feet. 
.friday night...southeast wind 15 to 20 knots. mostly cloudy.
waves building to 2 to 4 feet. 
.saturday...southeast wind 15 to 20 knots. cloudy. a chance of
rain showers in the morning, then rain showers likely in the
afternoon. waves building to 3 to 6 feet occasionally to 8 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419511

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz245-220800-
manitou island to point isabelle mi-
500 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday morning...

.late this afternoon...east wind 10 to 15 knots. sunny. waves
calm to 1 foot building to 1 to 2 feet. 
.tonight...southeast wind 10 to 15 knots becoming 5 to 15 knots
by midnight. partly cloudy. waves 1 to 2 feet. 
.friday...southeast wind 10 to 15 knots backing east 15 to
20 knots late. partly cloudy. waves building to 2 to 4 feet. 
.friday night...southeast wind 15 to 20 knots. mostly cloudy.
waves building to 3 to 5 feet occasionally to 7 feet, then
subsiding to 2 to 4 feet. 
.saturday...southeast wind 15 to 20 knots with gusts up to
27 knots. cloudy. a chance of rain showers in the morning, then
rain showers likely in the afternoon. waves building to 3 to
6 feet occasionally to 8 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419513

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz246-220800-
point isabelle to lower entrance of portage canal mi-
500 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
saturday morning...

.late this afternoon...east wind 10 to 15 knots. sunny. waves
1 to 2 feet. 
.tonight...east wind 10 to 15 knots veering southeast less than
10 knots by midnight. partly cloudy. waves building to 2 to
3 feet, then subsiding to 1 to 2 feet. 
.friday...east wind 10 to 20 knots. gusts up to 28 knots. partly
cloudy. waves building to 2 to 4 feet. 
.friday night...east wind 15 to 20 knots with gusts up to
27 knots. mostly cloudy. a slight chance of rain showers after
midnight. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 2 to 4 feet. 
.saturday...east wind 15 to 20 knots. cloudy with a chance of
rain showers. waves building to 3 to 6 feet occasionally to
8 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419514

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz247-220800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
500 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
friday evening...

.late this afternoon...east wind 10 to 15 knots with gusts up to
22 knots. sunny. waves 1 to 2 feet. 
.tonight...east wind 5 to 15 knots. gusts up to 23 knots in the
evening. partly cloudy. waves building to 2 to 3 feet, then
subsiding to 1 to 2 feet. 
.friday...east wind 10 to 20 knots. gusts up to 27 knots. partly
cloudy. waves building to 2 to 4 feet. 
.friday night...east wind 10 to 20 knots. mostly cloudy. a slight
chance of rain showers after midnight. waves building to 3 to
5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. 
.saturday...east wind 10 to 15 knots with gusts up to 23 knots.
mostly cloudy with a chance of rain showers. waves building to
3 to 5 feet occasionally to 7 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419515

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz248-220800-
huron islands to marquette mi-
500 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
late friday night...

.late this afternoon...east wind 10 to 15 knots with gusts up to
22 knots. sunny. waves 1 to 2 feet. 
.tonight...southeast wind 10 to 15 knots with gusts up to
23 knots diminishing to less than 10 knots with gusts up to
23 knots by midnight. mostly clear. waves building to 2 to
3 feet, then subsiding to 1 to 2 feet. 
.friday...southeast wind 10 to 15 knots backing east 10 to
20 knots by late morning. partly cloudy. waves building to 2 to
4 feet. 
.friday night...southeast wind 10 to 20 knots. mostly cloudy.
waves building to 3 to 5 feet occasionally to 7 feet, then
subsiding to 2 to 4 feet. 
.saturday...southeast wind 10 to 15 knots with gusts up to
24 knots. mostly cloudy with a chance of rain showers. waves
building to 3 to 5 feet occasionally to 7 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419516

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz249-220800-
marquette to munising mi-
500 pm edt thu may 21 2026

.late this afternoon...east wind 10 to 15 knots. sunny. waves
1 to 2 feet. 
.tonight...southeast wind 5 to 15 knots becoming less than
10 knots by midnight. clear through midnight then becoming partly
cloudy. waves 1 to 2 feet. 
.friday...southeast wind 5 to 15 knots. mostly sunny. waves
building to 2 to 3 feet. 
.friday night...southeast wind 10 to 15 knots with gusts up to
22 knots. partly cloudy in the evening then becoming cloudy.
waves subsiding to 1 to 2 feet, then building to 2 to 3 feet. 
.saturday...southeast wind 10 to 15 knots. mostly cloudy with a
chance of rain showers. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419517

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz250-220800-
munising to grand marais mi-
500 pm edt thu may 21 2026

.late this afternoon...northeast wind 10 to 15 knots. sunny.
waves 1 to 2 feet. 
.tonight...east wind 5 to 15 knots veering southeast less than
10 knots by midnight. clear through midnight then becoming partly
cloudy. waves 1 to 2 feet. 
.friday...southeast wind 5 to 15 knots. partly cloudy. waves
building to 1 to 2 feet. 
.friday night...southeast wind 10 to 20 knots. partly cloudy in
the evening then becoming mostly cloudy. waves building to 2 to
3 feet. 
.saturday...southeast wind 10 to 20 knots. mostly cloudy with a
chance of rain showers. waves building to 2 to 4 feet, then
subsiding to 2 to 3 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419518

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz251-220800-
grand marais to whitefish point mi-
500 pm edt thu may 21 2026

.late this afternoon...northeast wind less than 10 knots. sunny.
waves calm to 1 foot. 
.tonight...east wind less than 10 knots veering southeast by
midnight. clear through midnight then becoming partly cloudy.
waves calm to 1 foot. 
.friday...southeast wind 5 to 15 knots. partly cloudy. waves
building to 1 to 2 feet. 
.friday night...southeast wind 10 to 20 knots. mostly clear in
the evening then becoming mostly cloudy. waves building to 2 to
3 feet. 
.saturday...southeast wind 15 to 20 knots. mostly cloudy. a
slight chance of rain showers in the morning, then a chance of
rain showers in the afternoon. waves building to 2 to 4 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419506

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz221-220800-
green bay north of line from cedar river mi to rock island
passage-
500 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
friday evening...

.late this afternoon...east wind less than 10 knots. sunny. waves
calm to 1 foot. 
.tonight...east wind 10 to 15 knots becoming 5 to 15 knots by
midnight. clear then becoming partly cloudy by midnight then
becoming mostly cloudy. waves building to 1 to 2 feet. 
.friday...east wind 10 to 20 knots. partly cloudy. waves building
to 2 to 4 feet. 
.friday night...east wind 10 to 20 knots. mostly cloudy. a slight
chance of rain showers after midnight. waves subsiding to 2 to
3 feet. 
.saturday...east wind 10 to 15 knots. cloudy with a chance of
showers. waves building to 2 to 4 feet, then subsiding to 2 to
3 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419507

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz248-250-220800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
500 pm edt thu may 21 2026

...small craft advisory in effect from friday afternoon through
friday evening...

.late this afternoon...east wind 10 to 15 knots. mostly sunny.
waves 1 to 2 feet. 
.tonight...east wind 10 to 15 knots. clear through late evening
then becoming partly cloudy. waves 1 to 2 feet. 
.friday...east wind 10 to 15 knots increasing to 15 to 25 knots
late. partly cloudy. waves building to 3 to 5 feet occasionally
to 7 feet. 
.friday night...east wind 15 to 25 knots. partly cloudy in the
evening, then mostly cloudy with a slight chance of rain showers
after midnight. waves subsiding to 2 to 4 feet. 
.saturday...east wind 15 to 20 knots. cloudy with a chance of
showers. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 2 to 4 feet. 

$$

fzus53 kmqt 212101
nshmqt
expires:202605220800;;419510

nearshore marine forecast
national weather service marquette mi
500 pm edt thu may 21 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz242-220800-
ontonagon to upper entrance of portage canal mi-
500 pm edt thu may 21 2026

.late this afternoon...east wind 10 to 15 knots. sunny. waves
1 to 2 feet. 
.tonight...east wind 10 to 15 knots veering southeast less than
10 knots by midnight. partly cloudy. waves 1 to 2 feet. 
.friday...east wind 10 to 20 knots. mostly sunny. waves building
to 1 to 2 feet. 
.friday night...east wind 10 to 20 knots. cloudy. a slight chance
of rain showers after midnight. waves building to 2 to 3 feet,
then subsiding to 1 to 2 feet. 
.saturday...east wind 5 to 15 knots. cloudy. rain showers likely
in the morning, then a chance of rain showers in the afternoon.
waves 1 to 2 feet. 

$$