fzus53 kapx 201802
nshapx
expires:202605210215;;356094

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lsz321-210215-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
202 pm edt wed may 20 2026

...small craft advisory in effect until 6 pm edt this evening...

.tonight...north wind 10 to 15 knots with gusts up to 25 knots early
in the evening becoming variable 10 knots or less. mostly clear. 
waves 2 to 3 feet subsiding to 2 feet or less after midnight. 
.thursday...light winds. mostly sunny. waves 2 feet or less. 
.thursday night...light winds. mostly clear. waves 2 feet or
less. 
.friday...southeast wind 5 to 10 knots. mostly sunny. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356095

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lsz322-210215-
st. marys river point iroquois to e. potagannissing bay-
202 pm edt wed may 20 2026

...small craft advisory in effect until 6 pm edt this evening...

.tonight...northwest wind 10 to 15 knots with gusts up to 25 knots 
early in the evening becoming variable 10 knots or less. clear.
.thursday...light winds. mostly sunny. 
.thursday night...light winds. partly cloudy. 
.friday...east wind 10 to 15 knots. mostly sunny. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356101

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lhz345-210215-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
202 pm edt wed may 20 2026

...small craft advisory in effect until 6 pm edt this evening...

.tonight...northeast wind 5 to 10 knots. mostly clear. waves
2 feet or less. 
.thursday...east wind 5 to 10 knots. mostly sunny. waves 2 feet
or less. 
.thursday night...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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356102

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lhz346-210215-
st ignace to false detour channel-
202 pm edt wed may 20 2026

...small craft advisory in effect until 6 pm edt this evening...

.tonight...northwest wind 10 to 15 knots with gusts up to 25 knots 
becoming northeast 5 to 10 knots early in the morning. mostly 
clear. waves 2 feet or less. 
.thursday...southeast wind 5 to 10 knots. mostly sunny. waves
2 feet or less. 
.thursday night...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
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356103

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lhz347-210215-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
202 pm edt wed may 20 2026

...small craft advisory in effect until 6 pm edt this evening...

.tonight...northwest wind 10 to 15 knots with gusts up to 25 knots 
becoming northeast 5 to 10 knots early in the morning. mostly 
clear. waves 2 to 4 feet subsiding to 2 feet or less after 
midnight. 
.thursday...east wind 5 to 10 knots. mostly sunny. waves 2 feet
or less. 
.thursday night...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
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356104

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lhz348-210215-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
202 pm edt wed may 20 2026

...small craft advisory in effect until 6 pm edt this evening...

.tonight...north wind 10 to 20 knots with gusts up to 25 knots 
becoming northeast 10 to 15 knots early in the morning. mostly 
clear. waves 2 to 4 feet subsiding to 2 to 3 feet after midnight. 
.thursday...east wind 10 to 15 knots. mostly sunny. waves 2 feet
or less. 
.thursday night...northeast 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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356105

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lhz349-210215-
sturgeon pt to alabaster mi-
202 pm edt wed may 20 2026

.tonight...north wind 10 to 15 knots. mostly clear. waves 2 to
3 feet. 
.thursday...northeast wind 15 to 20 knots. mostly sunny. waves
2 to 3 feet. 
.thursday night...northeast wind 10 to 15 knots. mostly cloudy.
waves 2 feet or less. 
.friday...east wind 10 to 20 knots. partly sunny. waves 2 to
4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356098

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lmz323-210215-
grand traverse bay south of a line grand traverse light to
norwood mi-
202 pm edt wed may 20 2026

.tonight...northeast wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.thursday...northeast wind 5 to 10 knots. mostly sunny. waves
2 feet or less. 
.thursday night...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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356096

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lmz341-210215-
seul choix point to 5nm west of mackinac bridge-
202 pm edt wed may 20 2026

.tonight...north wind 5 to 10 knots early in the evening becoming
variable 10 knots or less. mostly clear. waves 2 feet or less. 
.thursday...east wind 5 to 10 knots. mostly sunny. waves 2 feet
or less. 
.thursday night...east wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.friday...east wind 15 to 20 knots. partly sunny. waves 2 to
4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356097

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lmz342-210215-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
202 pm edt wed may 20 2026

.tonight...north wind 5 to 10 knots becoming northeast after
midnight. mostly clear. waves 2 feet or less. 
.thursday...northeast wind 5 to 10 knots. mostly sunny. waves
2 feet or less. 
.thursday night...east wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.friday...east wind 15 to 20 knots. partly sunny. waves 2 to
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356099

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lmz344-345-210215-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
202 pm edt wed may 20 2026

.tonight...northeast wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.thursday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 
.thursday night...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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201802
nshapx
expires:202605210215;;356100

nearshore marine forecast
national weather service gaylord mi
202 pm edt wed may 20 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.


lmz346-210215-
manistee to point betsie mi-
202 pm edt wed may 20 2026

.tonight...northeast wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.thursday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 
.thursday night...east wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 
.friday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus51 kbuf 202004
nshbuf
expires:202605210300;;363064

nearshore marine forecast
national weather service buffalo ny
404 pm edt wed may 20 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.


loz042-210300-
niagara river to hamlin beach along lake ontario-
404 pm edt wed may 20 2026

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

$$

fzus51 kbuf 202004
nshbuf
expires:202605210300;;363063

nearshore marine forecast
national weather service buffalo ny
404 pm edt wed may 20 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.


lez040-041-210300-
buffalo to ripley along lake erie-
404 pm edt wed may 20 2026

.tonight...southwest winds 10 to 15 knots becoming northeast
15 to 20 knots. mostly cloudy. waves 2 feet or less. 
.thursday...northeast winds 10 to 15 knots. mostly sunny. waves
2 feet or less. 
.thursday night...northeast winds 5 to 10 knots becoming east.
becoming mainly clear. waves 2 feet or less. 
.friday...east winds 5 to 10 knots becoming northeast. mostly
sunny in the morning, then becoming partly sunny. waves 2 feet or
less. 
.friday night...east winds 5 to 15 knots. a chance of showers in
the evening, then showers overnight. waves 2 feet or less. 
.saturday...east winds 15 to 20 knots becoming south. showers
with a chance of thunderstorms. waves 1 to 3 feet. 
.sunday...south winds 10 knots or less. a chance of showers.
waves 1 foot or less. 
.monday...southwest winds less than 10 knots. a chance of showers
during the day. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 202004
nshbuf
expires:202605210300;;363065

nearshore marine forecast
national weather service buffalo ny
404 pm edt wed may 20 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.


loz043-044-210300-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
404 pm edt wed may 20 2026

...small craft advisory in effect until midnight edt tonight...

.tonight...west winds 15 to 25 knots becoming northeast. mostly
cloudy. waves 3 to 6 feet. waves occasionally around 7 feet. 
.thursday...northeast winds 15 to 20 knots becoming north 5 to
15 knots. mostly sunny. waves 3 to 6 feet subsiding to 1 to
3 feet. waves occasionally around 7 feet. 
.thursday night...north winds 10 knots or less becoming east.
becoming mainly clear. waves 1 foot or less. 
.friday...east winds 5 to 15 knots becoming northeast. partly to
mostly sunny. waves 2 feet or less. 
.friday night...northeast winds 10 to 15 knots becoming east. a
chance of showers overnight. waves 1 to 3 feet. 
.saturday...southeast winds 15 to 25 knots. showers. waves 2 to
4 feet building to 3 to 5 feet, then subsiding to 2 to 4 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
showers likely sunday night. waves 2 to 4 feet subsiding to
1 foot or less. 
.monday...south winds 10 knots or less becoming west. showers
likely during the day. waves 1 foot or less. 

the water temperature off rochester is 53 degrees.

$$

fzus51 kbuf 202004
nshbuf
expires:202605210300;;363062

nearshore marine forecast
national weather service buffalo ny
404 pm edt wed may 20 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-loz030-210300-
upper niagara river and buffalo harbor-lower niagara river-
404 pm edt wed may 20 2026

.tonight...northwest winds 5 to 10 knots becoming northeast.
mostly cloudy. 
.thursday...northeast winds 5 to 10 knots. mostly sunny. 
.thursday night...northeast winds 10 knots or less becoming east.
becoming mainly clear. 
.friday...east winds 5 to 15 knots becoming northeast. mostly
sunny in the morning, then becoming partly sunny. 
.friday night...east winds 5 to 15 knots. showers likely
overnight. 
.saturday...east winds 5 to 15 knots becoming southeast. showers
with a chance of thunderstorms. 
.sunday...south winds 10 knots or less. a chance of showers. 
.monday...southwest winds less than 10 knots. a chance of showers
during the day. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 55 degrees.

$$

fzus51 kbuf 202004
nshbuf
expires:202605210300;;363066

nearshore marine forecast
national weather service buffalo ny
404 pm edt wed may 20 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.


loz045-210300-
mexico bay to the saint lawrence river along lake ontario-
404 pm edt wed may 20 2026

...small craft advisory in effect until midnight edt tonight...

.tonight...west winds 15 to 20 knots becoming northeast. mostly
cloudy. waves 3 to 5 feet subsiding to 2 to 4 feet. waves
occasionally around 6 feet. 
.thursday...northeast winds 15 to 20 knots becoming north 5 to
15 knots. mostly sunny. waves 1 to 3 feet subsiding to 1 foot or
less. 
.thursday night...northwest winds 10 knots or less becoming east.
becoming mainly clear. waves 1 foot or less. 
.friday...east winds less than 10 knots becoming north. mostly
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 10 to 15 knots becoming southeast and
increasing to 15 to 25 knots. showers. waves 1 to 3 feet building
to 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. waves 3 to 5 feet
subsiding to 1 to 3 feet. waves occasionally around 6 feet. 
.monday...south winds 10 knots or less becoming southwest.
showers likely during the day. waves 2 feet or less. 

$$

fzus51 kcle 201954
nshcle
expires:202605210215;;362562

nearshore marine forecast
national weather service cleveland oh
354 pm edt wed may 20 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>145-210215-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-vermilion to avon point oh-
354 pm edt wed may 20 2026

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

.tonight...northeast winds 10 to 15 knots increasing to 15 to
20 knots. mostly cloudy this evening, then becoming partly
cloudy. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday...northeast winds 15 to 20 knots. mostly sunny. waves
2 to 4 feet building to 3 to 6 feet. waves occasionally around
7 feet. 
.thursday night...northeast winds 15 to 20 knots becoming east.
mostly clear. waves 3 to 6 feet. waves occasionally around
7 feet. 
.friday...east winds 15 to 20 knots. a chance of showers in the
afternoon. waves 3 to 5 feet. waves occasionally around 6 feet. 

see lake erie open lakes forecast for saturday through monday.

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

$$

fzus51 kcle 201954
nshcle
expires:202605210215;;362563

nearshore marine forecast
national weather service cleveland oh
354 pm edt wed may 20 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>149-210215-
avon point to willowick oh-willowick to geneva-on-the lake oh-
geneva-on-the-lake to conneaut oh-conneaut oh to ripley ny-
354 pm edt wed may 20 2026

...small craft advisory in effect from thursday morning through
late thursday night...

.tonight...north winds 10 to 15 knots becoming northeast 15 to
20 knots. mostly cloudy. waves 1 to 3 feet building to 2 to
4 feet. 
.thursday...northeast winds 15 to 20 knots. mostly sunny. waves
2 to 4 feet building to 3 to 6 feet. waves occasionally around
7 feet. 
.thursday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots. mostly clear. waves 3 to 6 feet subsiding to 2 to
4 feet. waves occasionally around 7 feet. 
.friday...east winds 10 to 15 knots increasing to 15 to 20 knots.
a chance of showers in the afternoon. waves 2 to 4 feet. 

see lake erie open lakes forecast for saturday through monday.

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

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369346

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz121-210400-
chequamegon bay-bayfield to oak point wi-
548 pm cdt wed may 20 2026

.tonight...east wind 5 to 10 knots until early morning becoming
variable 10 knots or less. mostly clear. waves 1 foot or less. 
.thursday...south wind 5 knots becoming east in the afternoon.
mostly sunny. waves 1 foot or less. 
.thursday night...northeast wind 5 to 10 knots becoming south
after midnight. partly cloudy. waves 1 foot or less. 
.friday...northeast wind 10 to 15 knots with gusts to around
20 knots. partly sunny. waves 1 to 2 feet. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369347

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz148-210400-
oak point to saxon harbor wi-
548 pm cdt wed may 20 2026

.tonight...east wind 5 to 10 knots becoming south late in the
night. mostly clear. waves 1 foot or less. 
.thursday...south wind 5 knots becoming east in the afternoon.
mostly sunny. waves 1 foot or less. 
.thursday night...east wind 5 to 10 knots becoming south after
midnight. partly cloudy. waves 1 foot or less. 
.friday...northeast wind 10 to 15 knots with gusts to around
20 knots. partly sunny. waves 1 to 3 feet. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369342

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz145-210400-
duluth mn to port wing wi-
548 pm cdt wed may 20 2026

.tonight...northeast wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.thursday...northeast wind 10 to 15 knots with gusts to around
20 knots. mostly sunny. waves 1 to 2 feet. 
.thursday night...northeast wind 10 to 15 knots with gusts to
around 20 knots easing to 5 knots early in the morning. partly
cloudy. waves 1 to 2 feet. 
.friday...northeast wind 15 to 20 knots with gusts to around
25 knots. partly sunny. waves 1 to 2 feet building to 2 to 4 feet
in the afternoon. a small craft advisory may be needed. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369341

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz144-210400-
two harbors to duluth mn-
548 pm cdt wed may 20 2026

.tonight...northeast wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.thursday...northeast wind 10 to 15 knots with gusts to around
20 knots. sunny. waves 1 to 2 feet. 
.thursday night...northeast wind 10 to 15 knots with gusts to
around 20 knots easing to 5 knots early in the morning. partly
cloudy. waves 1 to 2 feet. 
.friday...northeast wind 15 to 20 knots with gusts to around
25 knots. partly sunny. waves 1 to 2 feet building to 2 to 4 feet
in the afternoon. a small craft advisory may be needed. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369340

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz143-210400-
silver bay harbor to two harbors mn-
548 pm cdt wed may 20 2026

.tonight...northeast wind 5 knots. mostly clear. waves 1 foot or
less. 
.thursday...northeast wind 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.thursday night...northeast wind 5 to 10 knots. partly cloudy in
the evening then becoming mostly cloudy. waves 1 foot or less. 
.friday...northeast wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 3 feet. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369339

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz142-210400-
taconite harbor to silver bay harbor mn-
548 pm cdt wed may 20 2026

.tonight...northeast wind 5 knots early in the evening becoming
variable 10 knots or less. mostly clear. waves 1 foot or less. 
.thursday...variable winds 10 knots or less becoming east 5 knots
in the late morning and afternoon. mostly sunny. waves 1 foot or
less. 
.thursday night...northeast wind 5 knots. partly cloudy in the
evening then becoming mostly cloudy. waves 1 foot or less. 
.friday...northeast wind 10 to 15 knots with gusts to around
25 knots. mostly sunny. waves 1 to 2 feet building to 1 to 3 feet
late in the afternoon. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369338

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz141-210400-
grand marais to taconite harbor mn-
548 pm cdt wed may 20 2026

.tonight...northeast wind 5 knots early in the evening becoming
variable 10 knots or less. mostly clear. waves 1 foot or less. 
.thursday...east wind 5 to 10 knots. sunny. waves 1 foot or less.
.thursday night...northeast wind 5 to 10 knots. partly cloudy in
the evening then becoming mostly cloudy. waves 1 to 2 feet. 
.friday...east 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. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369337

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz140-210400-
grand portage to grand marais mn-
548 pm cdt wed may 20 2026

.tonight...southwest wind 5 to 10 knots becoming west after
midnight. mostly clear. waves 1 to 2 feet. 
.thursday...southeast wind 5 to 10 knots. sunny. waves 1 foot or
less. 
.thursday night...northeast wind 5 to 10 knots. 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 2 feet building to 1 to 3 feet late in
the afternoon. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369344

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz147-210400-
sand island to bayfield wi-
548 pm cdt wed may 20 2026

.tonight...southeast wind 5 knots. mostly clear. waves 1 foot or
less. 
.thursday...southeast wind 5 knots becoming east in the late
morning and afternoon. mostly sunny. waves 1 foot or less. 
.thursday night...east wind 5 to 10 knots becoming north early in
the morning. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 
.friday...northeast wind 10 to 15 knots with gusts to around
20 knots. partly sunny. waves 1 to 3 feet. 

$$

fzus53 kdlh 202248
nshdlh
expires:202605210400;;369343

nearshore marine forecast
national weather service duluth mn
547 pm cdt wed may 20 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.


lsz146-210400-
port wing to sand island wi-
548 pm cdt wed may 20 2026

.tonight...east wind 5 knots. mostly clear. waves 1 foot or less.
.thursday...variable winds 10 knots or less becoming northeast
5 to 10 knots with gusts to around 20 knots in the late morning
and afternoon. mostly sunny. waves 1 foot or less. 
.thursday night...northeast wind 5 to 10 knots. partly cloudy in
the evening then becoming mostly cloudy. waves 1 foot or less. 
.friday...northeast wind 10 to 15 knots with gusts to around
20 knots. partly sunny. waves 1 to 2 feet. 

$$

fzus53 kdtx 201942
nshdtx
expires:202605210345;;362249

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
342 pm edt wed may 20 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.


lhz443-210345-
port sanilac to port huron mi-
342 pm edt wed may 20 2026

.tonight...north winds 10 to 15 knots. mostly cloudy in the
evening then clearing. waves 2 to 4 feet subsiding to 1 to 3 feet
in the late evening and overnight. 
.thursday...northeast winds 10 to 15 knots becoming north 15 to
20 knots early in the afternoon. sunny. waves 1 to 3 feet. 
.thursday night...north winds 15 to 20 knots becoming northeast
10 to 15 knots in the late evening and overnight. partly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.friday...east winds 15 to 20 knots. partly cloudy until late
afternoon becoming mostly cloudy. waves 2 to 4 feet. 

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

$$

fzus53 kdtx 201942
nshdtx
expires:202605210345;;362246

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
342 pm edt wed may 20 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.


lhz421-210345-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
342 pm edt wed may 20 2026

...small craft advisory in effect until midnight edt tonight...

.tonight...northeast winds 10 to 15 knots. mostly clear. waves
2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.thursday...northeast winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. sunny until late
afternoon becoming partly cloudy. waves 2 to 4 feet. 
.thursday night...northeast winds 15 to 20 knots. partly cloudy.
waves 1 to 3 feet. 
.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. 

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

$$

fzus53 kdtx 201942
nshdtx
expires:202605210345;;362250

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
342 pm edt wed may 20 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.


lez444-210345-
michigan waters of lake erie from detroit river to north cape mi-
342 pm edt wed may 20 2026

.tonight...northeast winds 10 to 15 knots increasing to 15 to
20 knots after midnight. mostly cloudy in the evening becoming
partly cloudy. waves 1 to 3 feet. 
.thursday...northeast winds 15 to 20 knots. mostly sunny. waves
2 to 4 feet. 
.thursday night...east winds 15 to 20 knots. mostly clear. waves
2 to 4 feet. 
.friday...east winds 15 to 20 knots increasing to 20 to 25 knots with
gusts to 30 knots early in the afternoon. partly cloudy until late
afternoon, then mostly cloudy with a chance of showers early in the
afternoon. waves 3 to 5 feet. waves occasionally around 7 feet. a
small craft advisory may be needed.

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

the water temperature at belle isle is missing.

$$

fzus53 kdtx 201942
nshdtx
expires:202605210345;;362248

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
342 pm edt wed may 20 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.


lhz442-210345-
harbor beach to port sanilac mi-
342 pm edt wed may 20 2026

.tonight...north winds 10 to 15 knots diminishing to 5 to
10 knots this evening, then increasing to 10 to 15 knots after
midnight. partly cloudy. waves 2 to 4 feet. 
.thursday...northeast winds 10 to 15 knots. sunny. waves 1 to
3 feet. 
.thursday night...north winds 15 to 20 knots becoming northeast
10 to 15 knots in the late evening and overnight. partly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.friday...east winds 10 to 15 knots. partly cloudy until late
afternoon becoming mostly cloudy. waves 2 to 4 feet. 

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

$$

fzus53 kdtx 201942
nshdtx
expires:202605210345;;362247

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
342 pm edt wed may 20 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.


lhz441-210345-
port austin to harbor beach mi-
342 pm edt wed may 20 2026

...small craft advisory in effect until midnight edt tonight...

.tonight...north winds 10 to 15 knots. mostly clear. waves 2 to
4 feet. 
.thursday...northeast winds 10 to 15 knots. mostly sunny. waves
2 to 4 feet. 
.thursday night...northeast winds 10 to 15 knots. mostly cloudy
early in the evening becoming partly cloudy. waves 1 to 3 feet. 
.friday...east winds 10 to 15 knots. partly cloudy. waves 1 to
3 feet. 

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

$$

fzus53 kdtx 201942
nshdtx
expires:202605210345;;362245

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
342 pm edt wed may 20 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.


lhz422-210345-
inner saginaw bay sw of point au gres to bay port mi-
342 pm edt wed may 20 2026

.tonight...east winds 15 to 20 knots becoming northeast 10 to
15 knots in the late evening and overnight. mostly clear. waves
1 to 3 feet. 
.thursday...northeast winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. sunny until late
afternoon becoming partly cloudy. waves 1 to 3 feet building to
2 to 4 feet early in the afternoon. 
.thursday night...northeast winds 15 to 20 knots. mostly cloudy
early in the evening becoming partly cloudy. 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
with gusts to 30 knots early in the afternoon. mostly sunny early in
the morning becoming partly cloudy. waves 2 to 4 feet. a small craft
advisory may be needed.

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

$$

fzus53 kgrb 202323
nshgrb
expires:202605210400;;371017

nearshore marine forecast
national weather service green bay wi
623 pm cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-210400-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
623 pm cdt wed may 20 2026

.tonight...ne wind 10 to 15 kts. waves 1 to 3 ft. partly cloudy. 
.thursday...ne wind 10 to 15 kts. waves 1 to 3 ft. partly cloudy
in the morning then becoming mostly cloudy. 
.thursday night...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 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. mostly cloudy. a small craft advisory may be needed.  

$$

fzus53 kgrb 202323
nshgrb
expires:202605210400;;371015

nearshore marine forecast
national weather service green bay wi
623 pm cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz521-522-210400-
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 wed may 20 2026

.tonight...e wind 5 to 10 kts backing ne after midnight. waves
2 ft or less. mostly clear. 
.thursday...ne wind 10 to 15 kts. waves 2 ft or less. partly
sunny. 
.thursday night...e wind 5 to 10 kts. waves 2 ft or less. partly
cloudy in the evening then becoming mostly cloudy. 
.friday...e wind 10 to 15 kts backing ne 15 to 25 kts early in
the afternoon. waves 2 to 4 ft. mostly cloudy. a small craft
advisory may be needed.  

$$

fzus53 kgrb 202323
nshgrb
expires:202605210400;;371016

nearshore marine forecast
national weather service green bay wi
623 pm cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz541-210400-
rock island passage to sturgeon bay wi-
623 pm cdt wed may 20 2026

.tonight...ne wind 10 to 15 kts. waves 2 ft or less. mostly
clear. 
.thursday...ne wind 10 to 15 kts. waves 2 ft or less. partly
sunny. 
.thursday night...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...e wind 10 to 15 kts backing ne 15 to 25 kts early in
the afternoon. waves 1 to 3 ft building to 3 to 5 ft in the
afternoon. mostly cloudy. a small craft advisory may be needed.  

$$

fzus53 kgrr 202238
nshgrr
expires:202605210800;;369080

nearshore marine forecast
national weather service grand rapids mi
638 pm edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz848-210800-
whitehall to pentwater mi-
638 pm edt wed may 20 2026

.through early evening...north winds 20 to 25 knots. sunny. waves
2 to 4 feet. 
.tonight...north winds 15 to 25 knots veering northeast 10 to
15 knots after midnight. partly cloudy. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late evening and overnight. 
.thursday...northeast winds 10 to 20 knots backing north early in
the afternoon. mostly sunny. waves 1 to 3 feet. 
.thursday night...north 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 20 to 25 knots. rain showers. waves 1 to
3 feet. 
.saturday...east winds 15 to 20 knots backing north early in the
afternoon. mostly cloudy with rain showers. waves 1 to 2 feet. 
.sunday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly cloudy. waves 1 foot or less. 
.memorial day...northeast winds 5 to 10 knots backing southwest
10 to 15 knots in the late morning and afternoon. mostly sunny.
waves 1 foot or less. 

$$

fzus53 kgrr 202238
nshgrr
expires:202605210800;;369079

nearshore marine forecast
national weather service grand rapids mi
638 pm edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz849-210800-
pentwater to manistee mi-
638 pm edt wed may 20 2026

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

$$

fzus53 kgrr 202238
nshgrr
expires:202605210800;;369084

nearshore marine forecast
national weather service grand rapids mi
638 pm edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz844-210800-
st joseph to south haven mi-
638 pm edt wed may 20 2026

...small craft advisory in effect until 2 am edt thursday...

.through early evening...north winds 20 to 25 knots. mostly sunny.
waves 3 to 5 feet. 
.tonight...north winds 15 to 25 knots veering northeast 10 to
20 knots after midnight. partly cloudy. waves 3 to 5 feet. 
.thursday...east winds 10 to 15 knots backing north early in the
afternoon. mostly sunny. waves 1 to 3 feet. 
.thursday night...northeast winds 10 to 15 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 15 to 20 knots. rain showers. waves 1 to
2 feet. 
.saturday...east winds 10 to 15 knots veering west early in the
afternoon. mostly cloudy with a chance of rain showers. waves around
1 foot. 
.sunday...south winds 5 to 10 knots veering west early in the
afternoon. mostly cloudy. waves less than 1 foot. 
.memorial day...northeast winds around 5 knots backing northwest
early in the afternoon. partly sunny. waves less than 1 foot. 

$$

fzus53 kgrr 202238
nshgrr
expires:202605210800;;369083

nearshore marine forecast
national weather service grand rapids mi
638 pm edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz845-210800-
south haven to holland mi-
638 pm edt wed may 20 2026

...small craft advisory in effect until 2 am edt thursday...

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

$$

fzus53 kgrr 202238
nshgrr
expires:202605210800;;369082

nearshore marine forecast
national weather service grand rapids mi
638 pm edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz846-210800-
holland to grand haven mi-
638 pm edt wed may 20 2026

...small craft advisory in effect until 2 am edt thursday...

.through early evening...northwest winds 20 to 25 knots. sunny.
waves 3 to 5 feet. 
.tonight...north winds 15 to 25 knots veering northeast in the late
evening and overnight. partly cloudy. waves 3 to 5 feet subsiding to
1 to 2 feet after midnight. 
.thursday...northeast winds 10 to 20 knots. mostly sunny. waves
around 1 foot. 
.thursday night...east winds 15 to 20 knots. partly cloudy. waves
1 to 2 feet. 
.friday...east winds 15 to 25 knots. partly sunny. waves 1 to
2 feet. 
.friday night...east winds to 30 knots. rain showers. waves 1 to
3 feet. 
.saturday...east winds 15 to 20 knots backing west 10 to 15 knots
early in the afternoon. mostly cloudy with rain showers. waves 1 to
3 feet. 
.sunday...south winds 5 to 10 knots veering southwest in the late
morning and afternoon. mostly cloudy. waves less than 1 foot. 
.memorial day...north winds 5 to 10 knots backing west in the late
morning and afternoon. mostly sunny. waves less than 1 foot. 

$$

fzus53 kgrr 202238
nshgrr
expires:202605210800;;369081

nearshore marine forecast
national weather service grand rapids mi
638 pm edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz847-210800-
grand haven to whitehall mi-
638 pm edt wed may 20 2026

.through early evening...northwest winds 20 to 25 knots. sunny.
waves 2 to 4 feet. 
.tonight...north winds 15 to 25 knots veering northeast in the late
evening and overnight. partly cloudy. waves 2 to 4 feet.
.thursday...northeast winds 10 to 15 knots backing north early in
the afternoon. mostly sunny. waves around 1 foot. 
.thursday night...east winds 15 to 20 knots. partly cloudy. waves
1 to 2 feet. 
.friday...east winds 15 to 25 knots. partly sunny. waves 1 to
2 feet. 
.friday night...east winds to 30 knots. rain showers. waves 1 to
3 feet. 
.saturday...east winds 15 to 25 knots backing north around 15 knots
early in the afternoon. mostly cloudy with rain showers. waves 1 to
2 feet. 
.sunday...south winds 5 to 10 knots veering southwest in the late
morning and afternoon. mostly cloudy. waves 1 foot or less. 
.memorial day...north winds 5 to 10 knots backing west in the late
morning and afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kiwx 201947
nshiwx
expires:202605210215;;362371

nearshore marine forecast
national weather service northern indiana
347 pm edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz043-210215-
new buffalo mi to st joseph mi-
347 pm edt wed may 20 2026

...small craft advisory in effect until 2 am edt thursday...

.tonight...north winds 15 to 20 knots becoming northeast 10 to
15 knots. partly cloudy. waves 3 to 5 feet subsiding to 2 to
4 feet. 
.thursday...east winds 10 to 15 knots becoming north. mostly
sunny. waves 1 to 3 feet. 
.thursday night...northeast winds 5 to 15 knots becoming east.
partly cloudy in the evening, then becoming mostly cloudy. waves
1 to 2 feet. 
.friday...east winds 10 to 15 knots. a chance of showers in the
afternoon. waves 1 to 2 feet. 

the water temperature at st. joseph is 54 degrees and at michigan
city is 55 degrees.

$$

fzus53 kiwx 201947
nshiwx
expires:202605210215;;362370

nearshore marine forecast
national weather service northern indiana
347 pm edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz046-210215-
michigan city in to new buffalo mi-
347 pm edt wed may 20 2026

...small craft advisory in effect until 2 am edt thursday...

.tonight...north winds 15 to 20 knots becoming northeast 10 to
15 knots. partly cloudy. waves 3 to 5 feet subsiding to 2 to
4 feet. 
.thursday...east winds 10 to 15 knots becoming north. mostly
sunny. waves 1 to 3 feet. 
.thursday night...northeast winds 5 to 15 knots becoming east.
partly cloudy in the evening, then becoming mostly cloudy. waves
2 to 3 feet. 
.friday...east winds 10 to 15 knots. a chance of showers in the
afternoon. waves 1 to 2 feet. 

the water temperature at st. joseph is 54 degrees and at michigan
city is 55 degrees.

$$

fzus53 klot 201920
nshlot
expires:202605210330;;361851

nearshore marine forecast
national weather service chicago/romeoville il
220 pm cdt wed may 20 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>745-210330-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
220 pm cdt wed may 20 2026

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

.late this afternoon...north winds 20 to 25 kt. partly cloudy.
waves 3 to 6 ft occasionally to 8 ft. 
.tonight...north winds 15 to 25 kt becoming northeast. partly
cloudy. waves 3 to 6 ft occasionally to 8 ft. 
.thursday...east winds 10 to 20 kt becoming north late. partly
cloudy. waves 3 to 5 ft subsiding to 2 to 4 ft. 
.thursday night...northeast winds 10 to 20 kt becoming east 10 to
15 kt overnight. partly cloudy in the evening, then becoming
mostly cloudy. waves 2 to 4 ft. 
.friday...east winds 10 to 20 kt becoming northeast. chance of
showers in the afternoon. waves 2 to 4 ft.  

$$

fzus53 klot 201920
nshlot
expires:202605210330;;361850

nearshore marine forecast
national weather service chicago/romeoville il
220 pm cdt wed may 20 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>742-210330-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
220 pm cdt wed may 20 2026

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

.late this afternoon...north winds 20 to 25 kt. mostly sunny. 
waves 3 to 6 ft occasionally to 8 ft. 
.tonight...north winds 15 to 25 kt becoming northeast. mostly
clear in the evening, then becoming partly cloudy. waves 3 to
6 ft occasionally to 8 ft. 
.thursday...northeast winds 10 to 20 kt becoming north late. 
partly cloudy. waves 3 to 6 ft occasionally to 8 ft subsiding to 
2 to 4 ft. 
.thursday night...northeast winds 10 to 20 kt becoming east 
overnight. partly cloudy in the evening, then becoming mostly 
cloudy. waves 2 to 4 ft. 
.friday...east winds increasing to 15 to 25 kt and becoming 
northeast. chance of showers in the afternoon. waves 2 to 4 ft
building to 3 to 5 ft.

$$

fzus53 kmkx 202210
nshmkx
expires:202605210400;;368132

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz644-210400-
port washington to north point light wi-
510 pm cdt wed may 20 2026

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

.tonight...northeast wind 10 to 15 knots rising to 15 to 20 knots
late in the evening, then becoming northeast 15 to 20 knots after
midnight. partly cloudy. waves 3 to 4 feet. 
.thursday...northeast wind 15 to 20 knots easing to 10 to
15 knots late in the morning, then becoming northeast 10 to
15 knots in the afternoon. mostly sunny in the morning then
becoming mostly cloudy. waves 3 to 4 feet. 
.thursday night...northeast wind 15 to 20 knots veering east
after midnight, then becoming 10 to 20 knots early in the
morning. partly cloudy through around midnight then becoming
mostly cloudy. waves 3 to 4 feet. 
.friday...east wind 10 to 20 knots becoming 15 to 20 knots late
in the morning, then backing northeast early in the afternoon
becoming northeast 15 to 20 knots late in the afternoon. partly
sunny. waves 3 to 4 feet. 

$$

fzus53 kmkx 202210
nshmkx
expires:202605210400;;368134

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz646-210400-
wind point wi to winthrop harbor il-
510 pm cdt wed may 20 2026

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

.tonight...northeast wind 15 to 20 knots becoming 10 to 20 knots
early in the morning. partly cloudy. waves 3 to 4 feet. 
.thursday...northeast wind 15 to 20 knots easing to 10 to
15 knots late in the morning, then becoming northeast 10 to
15 knots early in the afternoon becoming northeast 10 to 15 knots
with gusts to around 20 knots late in the afternoon. partly
sunny. waves 3 to 4 feet. 
.thursday night...north wind 15 to 20 knots veering east after
midnight. partly cloudy. waves 3 to 4 feet. 
.friday...east wind 15 to 20 knots backing northeast late in the
afternoon. slight chance of showers in the afternoon. waves 3 to
4 feet. 

$$

fzus53 kmkx 202210
nshmkx
expires:202605210400;;368131

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz643-210400-
sheboygan to port washington wi-
510 pm cdt wed may 20 2026

.tonight...northeast wind 10 to 15 knots rising to 15 to 20 knots
after midnight, then easing to 10 to 15 knots early in the
morning. partly cloudy. waves 2 to 4 feet. 
.thursday...northeast wind 15 to 20 knots easing to 10 to
15 knots late in the morning, then becoming northeast 10 to
15 knots in the afternoon. mostly sunny in the morning then
becoming mostly cloudy. waves 2 to 4 feet subsiding to 1 to
3 feet late in the afternoon. 
.thursday night...northeast wind 10 to 15 knots becoming east
15 to 20 knots after midnight, then easing to 10 to 15 knots
early in the morning. mostly cloudy. waves 3 to 4 feet. 
.friday...east wind 10 to 15 knots backing northeast late in the
morning, then rising to 15 to 20 knots early in the afternoon
becoming northeast 15 to 20 knots late in the afternoon. partly
sunny. waves 3 to 4 feet. 

$$

fzus53 kmkx 202210
nshmkx
expires:202605210400;;368133

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz645-210400-
north point light to wind point wi-
510 pm cdt wed may 20 2026

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

.tonight...northeast wind 15 to 20 knots becoming 10 to 20 knots
early in the morning. partly cloudy. waves 3 to 4 feet. 
.thursday...northeast wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then becoming northeast 10 to
15 knots late in the afternoon. mostly sunny in the morning then
becoming mostly cloudy. waves 3 to 4 feet. 
.thursday night...northeast wind 15 to 20 knots veering east
10 to 20 knots after midnight, then becoming 15 to 20 knots early
in the morning. partly cloudy. waves 3 to 4 feet. 
.friday...east wind 15 to 20 knots backing northeast late in the
afternoon. partly sunny. waves 3 to 5 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365331

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz251-210800-
grand marais to whitefish point mi-
502 pm edt wed may 20 2026

.late this afternoon...northwest wind 10 to 15 knots. sunny.
waves 2 to 4 feet subsiding to 2 to 3 feet. 
.tonight...northwest wind less than 10 knots through late evening
becoming variable. clear. waves subsiding to 1 to 2 feet. 
.thursday...variable wind less than 10 knots becoming northeast
less than 10 knots by late morning. mostly sunny. waves calm to
1 foot. 
.thursday night...southeast wind less than 10 knots. mostly
clear. waves calm to 1 foot. 
.friday...east wind 5 to 15 knots. partly cloudy. waves building
to 1 to 2 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365322

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lmz248-250-210800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
502 pm edt wed may 20 2026

.late this afternoon...north wind 10 to 15 knots. sunny. waves
calm to 1 foot. 
.tonight...northeast wind less than 10 knots. clear. waves calm
to 1 foot. 
.thursday...east wind less than 10 knots. sunny through mid
morning then becoming partly cloudy. waves calm to 1 foot. 
.thursday night...east wind less than 10 knots. mostly clear.
waves building to 1 to 2 feet. 
.friday...east wind 10 to 20 knots. mostly cloudy. waves building
to 3 to 5 feet occasionally to 7 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365329

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz249-210800-
marquette to munising mi-
502 pm edt wed may 20 2026

.late this afternoon...north wind less than 10 knots. sunny.
waves 1 to 2 feet. 
.tonight...variable wind less than 10 knots. clear. waves 1 to
2 feet. 
.thursday...variable wind less than 10 knots becoming east 5 to
15 knots by late morning. sunny through mid morning then becoming
partly cloudy. waves building to 1 to 2 feet. 
.thursday night...southeast wind less than 10 knots. mostly
clear. waves 1 to 2 feet. 
.friday...southeast wind less than 10 knots backing east 10 to
15 knots in the afternoon. partly cloudy. waves building to 1 to
2 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365328

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz248-210800-
huron islands to marquette mi-
502 pm edt wed may 20 2026

.late this afternoon...northeast wind less than 10 knots. sunny.
waves 1 to 2 feet. 
.tonight...variable wind less than 10 knots. clear. waves calm to
1 foot. 
.thursday...southeast wind less than 10 knots backing east 10 to
15 knots by late morning. mostly sunny. waves building to 2 to
3 feet. 
.thursday night...southeast wind 5 to 15 knots veering south less
than 10 knots after midnight. clear in the evening then becoming
partly cloudy. waves subsiding to 1 to 2 feet. 
.friday...east wind 5 to 15 knots with gusts up to 24 knots.
partly cloudy. waves building to 2 to 3 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365327

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz247-210800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
502 pm edt wed may 20 2026

.late this afternoon...east wind less than 10 knots. sunny. waves
calm to 1 foot. 
.tonight...east wind less than 10 knots through late evening
becoming variable. clear. waves calm to 1 foot. 
.thursday...southeast wind less than 10 knots backing east 5 to
15 knots by late morning. mostly sunny. waves building to 2 to
3 feet. 
.thursday night...east wind 5 to 15 knots in the evening becoming
variable. clear in the evening then becoming partly cloudy. waves
subsiding to 1 to 2 feet. 
.friday...east wind 10 to 20 knots. partly cloudy. waves building
to 2 to 4 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365326

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz246-210800-
point isabelle to lower entrance of portage canal mi-
502 pm edt wed may 20 2026

.late this afternoon...east wind less than 10 knots. sunny. waves
calm to 1 foot. 
.tonight...southeast wind less than 10 knots through late evening
becoming variable. clear. waves calm to 1 foot. 
.thursday...south wind less than 10 knots backing east 10 to
15 knots by late morning. mostly sunny. waves building to 2 to
3 feet. 
.thursday night...east wind 5 to 15 knots veering southeast less
than 10 knots after midnight. clear in the evening then becoming
partly cloudy. waves subsiding to 1 to 2 feet. 
.friday...east wind 10 to 20 knots. partly cloudy. waves building
to 2 to 4 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365325

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz244-245-210800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
502 pm edt wed may 20 2026

.late this afternoon...variable wind less than 10 knots. sunny.
waves calm to 1 foot. 
.tonight...variable wind less than 10 knots. clear. waves calm to
1 foot. 
.thursday...south wind less than 10 knots backing southeast 5 to
15 knots by late morning. sunny. waves building to 1 to 2 feet. 
.thursday night...southeast wind 10 to 15 knots diminishing to
less than 10 knots after midnight. clear in the evening then
becoming partly cloudy. waves 1 to 2 feet. 
.friday...southeast wind 5 to 15 knots backing east 10 to
15 knots in the afternoon. partly cloudy. waves building to 2 to
3 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365324

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz242-243-210800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 pm edt wed may 20 2026

.late this afternoon...variable wind less than 10 knots. sunny.
waves calm to 1 foot. 
.tonight...variable wind less than 10 knots becoming south less
than 10 knots by midnight. clear. waves calm to 1 foot. 
.thursday...south wind less than 10 knots backing northeast by
late morning, then becoming northeast less than 10 knots late.
sunny. waves calm to 1 foot. 
.thursday night...southeast wind 10 to 15 knots diminishing to
less than 10 knots after midnight. clear in the evening then
becoming partly cloudy. waves calm to 1 foot. 
.friday...east wind 5 to 15 knots. partly cloudy. waves building
to 1 to 2 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365323

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz240-241-210800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
502 pm edt wed may 20 2026 /402 pm cdt wed may 20 2026/

.late this afternoon...variable wind less than 10 knots. sunny.
waves calm to 1 foot. 
.tonight...variable wind less than 10 knots becoming south less
than 10 knots late. clear. waves calm to 1 foot. 
.thursday...south wind less than 10 knots backing northeast by
late morning. mostly sunny. waves building to 1 to 2 feet. 
.thursday night...east wind less than 10 knots veering southeast
after midnight. mostly clear. waves 1 to 2 feet. 
.friday...east wind 5 to 15 knots. partly cloudy. waves building
to 2 to 3 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365330

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lsz250-210800-
munising to grand marais mi-
502 pm edt wed may 20 2026

.late this afternoon...northwest wind less than 10 knots. sunny.
waves 2 to 3 feet subsiding to 1 to 2 feet. 
.tonight...variable wind less than 10 knots. clear. waves 1 to
2 feet. 
.thursday...variable wind less than 10 knots becoming northeast
less than 10 knots by late morning, then veering east late. sunny
through mid morning then becoming partly cloudy. waves calm to
1 foot. 
.thursday night...southeast wind less than 10 knots. mostly
clear. waves calm to 1 foot. 
.friday...east wind 5 to 15 knots. partly cloudy. waves building
to 1 to 2 feet. 

$$

fzus53 kmqt 202102
nshmqt
expires:202605210800;;365321

nearshore marine forecast
national weather service marquette mi
502 pm edt wed may 20 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.


lmz221-210800-
green bay north of line from cedar river mi to rock island
passage-
502 pm edt wed may 20 2026

.late this afternoon...northeast wind less than 10 knots. sunny.
waves calm to 1 foot. 
.tonight...northeast wind less than 10 knots. clear. waves calm
to 1 foot. 
.thursday...east wind less than 10 knots. partly cloudy. waves
calm to 1 foot. 
.thursday night...east wind less than 10 knots. mostly clear.
waves building to 1 to 2 feet. 
.friday...east wind 10 to 20 knots. mostly cloudy. waves building
to 2 to 3 feet. 

$$