fzus53 kapx 201400
nshapx
expires:202605202200;;348675

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lsz322-202200-
st. marys river point iroquois to e. potagannissing bay-
1000 am edt wed may 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest wind 10 to 20 knots with gusts up to 25 knots.
sunny.
.tonight...north wind 10 to 15 knots. mostly clear. 
.thursday...light winds. mostly sunny. 
.thursday night...light winds. partly cloudy. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348684

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lhz348-202200-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
1000 am edt wed may 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest wind 10 to 20 knots with gusts up to 25 knots.
sunny. waves 4 to 6 feet subsiding to 2 to 4 feet in the 
afternoon. 
.tonight...north wind 15 to 20 knots. mostly clear. waves 2 to
4 feet. 
.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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348685

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lhz349-202200-
sturgeon pt to alabaster mi-
1000 am edt wed may 20 2026

.today...northwest wind 10 to 20 knots becoming north 10 to
15 knots in the afternoon. mostly sunny. waves 2 to 3 feet. 
.tonight...north wind 10 to 15 knots. mostly clear. waves 2 to
3 feet. 
.thursday...northeast wind 10 to 15 knots. mostly sunny. waves
2 to 3 feet. 
.thursday night...northeast wind 10 to 15 knots. mostly cloudy.
waves 2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348678

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lmz323-202200-
grand traverse bay south of a line grand traverse light to
norwood mi-
1000 am edt wed may 20 2026

.today...northwest wind 10 to 15 knots. sunny. waves 2 to 3 feet.
.tonight...light winds. 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. mostly cloudy. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348676

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lmz341-202200-
seul choix point to 5nm west of mackinac bridge-
1000 am edt wed may 20 2026

.today...northwest wind 10 to 20 knots becoming north 5 to
10 knots early in the evening. sunny. waves 2 feet or less. 
.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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348677

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lmz342-202200-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
1000 am edt wed may 20 2026

.today...northwest wind 10 to 15 knots. sunny. waves 2 to 3 feet.
.tonight...northeast wind 5 to 10 knots. 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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348679

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lmz344-345-202200-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
1000 am edt wed may 20 2026

.today...northwest wind 10 to 15 knots in the afternoon becoming
variable 10 knots or less. sunny. waves 2 to 3 feet. 
.tonight...northeast wind 5 to 10 knots. 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. mostly cloudy. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348680

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lmz346-202200-
manistee to point betsie mi-
1000 am edt wed may 20 2026

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

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348674

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lsz321-202200-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
1000 am edt wed may 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest wind 10 to 20 knots with gusts up to 25 knots.
sunny. waves 3 to 5 feet.
.tonight...north wind 10 to 15 knots. mostly clear. waves 2 to
3 feet. 
.thursday...light winds. sunny. waves 2 feet or less. 
.thursday night...light winds. partly cloudy. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348681

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lhz345-202200-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
1000 am edt wed may 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest wind 10 to 15 knots. sunny. waves 2 feet or
less. 
.tonight...north wind 10 to 15 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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348682

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lhz346-202200-
st ignace to false detour channel-
1000 am edt wed may 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest wind 10 to 15 knots with gusts up to 25 knots.
sunny. waves 2 to 3 feet subsiding to 2 feet or less in the 
afternoon. 
.tonight...north wind 10 to 15 knots. 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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 201400
nshapx
expires:202605202200;;348683

nearshore marine forecast
national weather service gaylord mi
1000 am 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.


lhz347-202200-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
1000 am edt wed may 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest wind 10 to 20 knots with gusts up to 25 knots.
sunny. waves 4 to 6 feet subsiding to 2 to 4 feet in the 
afternoon. 
.tonight...north wind 10 to 15 knots. mostly clear. waves 2 to
4 feet. 
.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. 

see the open lakes forecast for days 3 through 5.

$$

fzus51 kbuf 201403
nshbuf
expires:202605202100;;348949

nearshore marine forecast
national weather service buffalo ny
1003 am 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.


loz045-202100-
mexico bay to the saint lawrence river along lake ontario-
1003 am edt wed may 20 2026

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

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

$$

fzus51 kbuf 201403
nshbuf
expires:202605202100;;348947

nearshore marine forecast
national weather service buffalo ny
1003 am 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.


loz042-202100-
niagara river to hamlin beach along lake ontario-
1003 am edt wed may 20 2026

.rest of today...west winds 10 to 15 knots becoming northwest.
mostly sunny. waves 1 to 3 feet. 
.tonight...northwest winds 5 to 15 knots becoming northeast.
mostly cloudy. waves 1 to 3 feet. 
.thursday...northeast winds 5 to 15 knots becoming east. mostly
sunny. waves 1 to 2 feet. 
.thursday night...east winds less than 10 knots. partly cloudy.
waves 1 foot or less. 
.friday...east winds 15 to 20 knots. showers likely friday night.
waves 1 to 3 feet building to 2 to 4 feet, then subsiding to 1 to
3 feet. 
.saturday...east winds 15 to 25 knots becoming southeast. showers
during the day, then showers likely saturday night. 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. 

$$

fzus51 kbuf 201403
nshbuf
expires:202605202100;;348945

nearshore marine forecast
national weather service buffalo ny
1003 am 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-loz030-202100-
upper niagara river and buffalo harbor-lower niagara river-
1003 am edt wed may 20 2026

.rest of today...west winds 5 to 10 knots becoming northwest.
partly sunny. 
.tonight...north winds less than 10 knots. mostly cloudy. 
.thursday...northeast winds 5 to 10 knots. mostly sunny. 
.thursday night...northeast winds 10 knots or less becoming east.
partly to mostly cloudy. 
.friday...east winds 5 to 10 knots. showers likely friday night. 
.saturday...east winds 5 to 15 knots becoming southeast. showers.
.sunday...south winds 5 to 10 knots becoming light and variable.
a chance of showers. 

the water temperature off buffalo is 55 degrees.

$$

fzus51 kbuf 201403
nshbuf
expires:202605202100;;348946

nearshore marine forecast
national weather service buffalo ny
1003 am 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.


lez040-041-202100-
buffalo to ripley along lake erie-
1003 am edt wed may 20 2026

.rest of today...west winds 10 knots or less. mostly cloudy late
this morning, then becoming partly sunny. waves 1 to 2 feet. 
.tonight...west winds 10 knots or less becoming northeast. mostly
cloudy. waves 1 foot or less. 
.thursday...northeast winds 10 to 15 knots. mostly sunny. waves
1 to 3 feet. 
.thursday night...northeast winds 5 to 15 knots becoming east.
partly to mostly cloudy. waves 2 feet or less. 
.friday...east winds 5 to 15 knots. a chance of showers during
the day, then showers friday night. waves 2 feet or less. 
.saturday...southeast winds 15 to 20 knots diminishing to 10 to
15 knots. showers with a chance of thunderstorms. waves 2 feet or
less. 
.sunday...south winds 10 knots or less. a chance of showers
during the day, then showers likely sunday night. waves 1 foot or
less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 201403
nshbuf
expires:202605202100;;348948

nearshore marine forecast
national weather service buffalo ny
1003 am 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.


loz043-044-202100-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
1003 am edt wed may 20 2026

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

.rest of today...west winds 15 to 20 knots. partly to mostly
sunny. waves 3 to 6 feet. waves occasionally around 7 feet. 
.tonight...west winds 15 to 20 knots becoming northeast 10 to
15 knots. mostly cloudy. waves 3 to 6 feet subsiding to 2 to
4 feet. waves occasionally around 7 feet. 
.thursday...northeast winds 5 to 15 knots becoming north. mostly
sunny. waves 1 to 3 feet. 
.thursday night...northwest winds less than 10 knots. partly
cloudy. waves 1 foot or less. 
.friday...east winds 5 to 15 knots. a chance of showers friday
night. waves 1 to 3 feet. 
.saturday...southeast winds 15 to 25 knots. showers. waves 3 to
6 feet subsiding to 2 to 4 feet. waves occasionally around
7 feet. 
.sunday...southeast winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely. waves 2 to 4 feet subsiding to 1 to
3 feet. 

the water temperature off rochester is 50 degrees.

$$

fzus51 kcle 201329
nshcle
expires:202605202015;;347908

nearshore marine forecast
national weather service cleveland oh
929 am 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.


lez148-149-202015-
geneva-on-the-lake to conneaut oh-conneaut oh to ripley ny-
929 am edt wed may 20 2026

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

see lake erie open lakes forecast for friday through sunday.

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

$$

fzus51 kcle 201329
nshcle
expires:202605202015;;347906

nearshore marine forecast
national weather service cleveland oh
929 am 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.


lez142-143-202015-
maumee bay to reno beach oh-reno beach to the islands oh-
929 am edt wed may 20 2026

.this afternoon...northeast winds 15 to 20 knots diminishing to
5 to 15 knots. a slight chance of showers. waves 1 to 3 feet. 
.tonight...northeast winds 10 to 15 knots increasing to 15 to
20 knots. mostly cloudy in the 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.
partly cloudy in the evening, then becoming mostly cloudy. waves
3 to 6 feet. waves occasionally around 7 feet. 

see lake erie open lakes forecast for friday through sunday.

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

$$

fzus51 kcle 201329
nshcle
expires:202605202015;;347907

nearshore marine forecast
national weather service cleveland oh
929 am 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.


lez144>147-202015-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-willowick to geneva-on-the lake oh-
929 am edt wed may 20 2026

.this afternoon...north winds 15 to 20 knots becoming northeast
10 to 15 knots. a slight chance of showers. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.tonight...northeast winds 10 to 15 knots increasing to 15 to
20 knots. mostly cloudy in the 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 25 knots becoming east.
partly cloudy in the evening, then becoming mostly cloudy. waves
3 to 6 feet. waves occasionally around 7 feet. 

see lake erie open lakes forecast for friday through sunday.

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

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351147

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz148-202200-
oak point to saxon harbor wi-
1017 am cdt wed may 20 2026

.rest of today...east wind 5 knots. mostly sunny. waves 1 foot or
less. 
.tonight...east wind 5 knots becoming south after midnight.
mostly clear. waves 1 foot or less. 
.thursday...south wind 5 knots becoming northeast in the
afternoon. sunny. waves 1 foot or less. 
.thursday night...east wind 5 to 10 knots becoming south after
midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351146

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz121-202200-
chequamegon bay-bayfield to oak point wi-
1017 am cdt wed may 20 2026

.rest of today...east wind 5 knots. mostly sunny. waves 1 foot or
less. 
.tonight...east wind 5 knots becoming southeast after midnight,
then becoming variable 10 knots or less early in the morning.
mostly clear. waves 1 foot or less. 
.thursday...south wind 5 knots becoming east in the afternoon.
sunny. waves 1 foot or less. 
.thursday night...east wind 5 to 10 knots in the evening becoming
variable 10 knots or less. partly cloudy in the evening then
becoming mostly cloudy. waves 1 foot or less. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351137

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz140-202200-
grand portage to grand marais mn-
1017 am cdt wed may 20 2026

.rest of today...south wind 10 to 15 knots. mostly sunny. waves
1 to 2 feet. 
.tonight...southwest wind 10 to 15 knots easing to 5 knots after
midnight, then becoming west early in the morning. mostly clear.
waves 1 to 2 feet. 
.thursday...southeast wind 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.thursday night...east wind 5 to 10 knots becoming northeast
after midnight. partly cloudy. waves 1 to 2 feet. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351138

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz141-202200-
grand marais to taconite harbor mn-
1017 am cdt wed may 20 2026

.rest of today...south wind 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.tonight...east wind 5 knots early in the evening becoming
variable 10 knots or less. mostly clear. waves 1 foot or less. 
.thursday...northeast wind 5 knots becoming east in the late
morning and afternoon. mostly sunny. waves 1 foot or less. 
.thursday night...northeast wind 5 to 10 knots. partly cloudy.
waves 1 to 2 feet. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351139

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz142-202200-
taconite harbor to silver bay harbor mn-
1017 am cdt wed may 20 2026

.rest of today...south wind 5 knots. partly sunny in the late
morning and early afternoon then clearing. waves 1 foot or less. 
.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. waves
1 foot or less. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351140

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz143-202200-
silver bay harbor to two harbors mn-
1017 am cdt wed may 20 2026

.rest of today...south wind 5 knots becoming southeast late.
partly sunny in the late morning and early afternoon then
clearing. waves 1 foot or less. 
.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.
waves 1 foot or less. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351141

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz144-202200-
two harbors to duluth mn-
1017 am cdt wed may 20 2026

.rest of today...south wind 5 knots becoming southeast in the
afternoon. mostly sunny. waves 1 foot or less. 
.tonight...northeast wind 5 knots. 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.
waves 1 to 2 feet. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351142

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz145-202200-
duluth mn to port wing wi-
1017 am cdt wed may 20 2026

.rest of today...southwest wind 5 knots becoming east in the
afternoon. sunny. waves 1 foot or less. 
.tonight...east wind 5 knots. mostly clear. waves 1 foot or less.
.thursday...northeast wind 5 to 10 knots. gusts up to 20 knots
late in the afternoon. sunny. waves 1 to 2 feet. 
.thursday night...northeast wind 10 to 15 knots easing to 5 knots
after midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 1 to 2 feet. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351143

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz146-202200-
port wing to sand island wi-
1017 am cdt wed may 20 2026

.rest of today...south wind 5 knots late in the morning becoming
variable 10 knots or less, then becoming east 5 knots late.
sunny. waves 1 foot or less. 
.tonight...southeast wind 5 knots in the evening becoming
variable 10 knots or less, then becoming northeast 5 knots early
in the morning. mostly clear. waves 1 foot or less. 
.thursday...variable winds 10 knots or less becoming northeast
5 to 10 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. 

$$

fzus53 kdlh 201517
nshdlh
expires:202605202200;;351144

nearshore marine forecast
national weather service duluth mn
1017 am 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.


lsz147-202200-
sand island to bayfield wi-
1017 am cdt wed may 20 2026

.rest of today...southeast wind 5 knots. mostly sunny. waves
1 foot or less. 
.tonight...southeast wind 5 knots until early morning becoming
variable 10 knots or less. 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 until early morning
becoming variable 10 knots or less. partly cloudy in the evening
then becoming mostly cloudy. waves 1 foot or less. 

$$

fzus53 kdtx 201410
nshdtx
expires:202605202215;;349483

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1010 am 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.


lez444-202215-
michigan waters of lake erie from detroit river to north cape mi-
1010 am edt wed may 20 2026

.rest of today...northeast winds 10 to 15 knots diminishing to
5 to 10 knots in the afternoon. mostly cloudy. waves 2 feet or
less. 
.tonight...northeast winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. mostly cloudy until
early morning then clearing. waves 1 to 3 feet. 
.thursday...northeast winds 15 to 20 knots. sunny until late
afternoon becoming partly cloudy. waves 2 to 4 feet. 
.thursday night...east winds 15 to 20 knots. partly cloudy. waves
2 to 4 feet. 

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

the water temperature at belle isle is missing.

$$

fzus53 kdtx 201410
nshdtx
expires:202605202215;;349482

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1010 am 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.


lhz443-202215-
port sanilac to port huron mi-
1010 am edt wed may 20 2026

.rest of today...north winds 10 to 15 knots increasing to 15 to
20 knots late in the afternoon. partly cloudy late in the morning
becoming mostly cloudy. waves 1 to 3 feet building to 2 to 4 feet
late in the afternoon. 
.tonight...north winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. mostly clear. waves
2 to 4 feet. 
.thursday...northeast winds 10 to 15 knots becoming north 15 to
20 knots early in the afternoon. mostly sunny until late
afternoon becoming partly cloudy. waves 2 to 4 feet subsiding to
1 to 3 feet in the late morning and early afternoon, then
building to 2 to 4 feet early in the afternoon. 
.thursday night...north winds 15 to 20 knots becoming northeast
10 to 15 knots in the late evening and overnight. partly cloudy
until early morning becoming mostly cloudy. waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight. 

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

$$

fzus53 kdtx 201410
nshdtx
expires:202605202215;;349481

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1010 am 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.


lhz442-202215-
harbor beach to port sanilac mi-
1010 am edt wed may 20 2026

.rest of today...north winds 10 to 15 knots. mostly sunny late in
the morning becoming partly cloudy. waves 2 to 4 feet. 
.tonight...north winds 10 to 15 knots. mostly clear. waves 2 to
4 feet. 
.thursday...northeast winds 10 to 15 knots becoming north 15 to
20 knots early in the afternoon. mostly sunny. waves 2 to 4 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. 

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

$$

fzus53 kdtx 201410
nshdtx
expires:202605202215;;349480

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1010 am 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.


lhz441-202215-
port austin to harbor beach mi-
1010 am edt wed may 20 2026

...small craft advisory in effect from 4 pm edt this afternoon
through this evening...

.rest of today...north winds 10 to 15 knots. mostly sunny. waves
2 to 4 feet. 
.tonight...north winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. mostly clear. waves
3 to 5 feet. waves occasionally around 7 feet. 
.thursday...northeast winds 10 to 15 knots. mostly sunny. waves
2 to 4 feet subsiding to 1 to 3 feet in the late morning and
afternoon. 
.thursday night...northeast 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 201410
nshdtx
expires:202605202215;;349478

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1010 am 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.


lhz422-202215-
inner saginaw bay sw of point au gres to bay port mi-
1010 am edt wed may 20 2026

.rest of today...northwest winds 10 to 15 knots becoming north
5 to 10 knots early in the afternoon, then becoming northeast
15 to 20 knots late in the afternoon. mostly sunny. waves 1 to
3 feet. 
.tonight...northeast winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. mostly clear. waves
1 to 3 feet. 
.thursday...northeast winds 15 to 20 knots. partly cloudy early
in the morning then clearing. waves 1 to 3 feet building to 2 to
4 feet early in the afternoon. 
.thursday night...northeast winds 15 to 20 knots. partly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening
and overnight. 

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

$$

fzus53 kdtx 201410
nshdtx
expires:202605202215;;349479

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1010 am 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.


lhz421-202215-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
1010 am edt wed may 20 2026

...small craft advisory in effect from 4 pm edt this afternoon
through this evening...

.rest of today...north winds 10 to 15 knots becoming northeast
15 to 20 knots late in the afternoon. mostly sunny. waves 1 to
3 feet building to 3 to 5 feet late in the afternoon. waves
occasionally around 7 feet. 
.tonight...northeast winds 15 to 20 knots becoming north 10 to
15 knots in the late evening and overnight. mostly clear. waves
2 to 4 feet. 
.thursday...northeast winds 15 to 20 knots. partly cloudy early
in the morning then clearing. waves 2 to 4 feet subsiding to 1 to
3 feet early in the afternoon. 
.thursday night...northeast winds 15 to 20 knots. partly cloudy.
waves 1 to 3 feet. 

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

$$

fzus53 kgrb 201457
nshgrb
expires:202605202200;;350174

nearshore marine forecast
national weather service green bay wi
957 am cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz521-522-202200-
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-
957 am cdt wed may 20 2026

.this afternoon...n wind 5 to 10 kts veering e 10 to 15 kts in
the late morning and afternoon. waves 2 ft or less. mostly sunny.
.tonight...e wind 10 to 15 kts. waves 2 ft or less. mostly clear.
.thursday...ne wind 5 to 10 kts. waves 2 ft or less. partly
cloudy in the morning then becoming mostly sunny. 
.thursday night...e wind 5 to 10 kts. waves 2 ft or less. partly
cloudy in the evening then becoming mostly cloudy.  

$$

fzus53 kgrb 201457
nshgrb
expires:202605202200;;350175

nearshore marine forecast
national weather service green bay wi
957 am cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz541-202200-
rock island passage to sturgeon bay wi-
957 am cdt wed may 20 2026

.this afternoon...ne wind 5 to 10 kts veering e 10 to 15 kts
early in the afternoon. waves 2 ft or less. mostly sunny. 
.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
cloudy. 
.thursday night...e wind 10 to 15 kts. waves 2 ft or less. mostly
clear in the evening then becoming mostly cloudy.  

$$

fzus53 kgrb 201457
nshgrb
expires:202605202200;;350176

nearshore marine forecast
national weather service green bay wi
957 am cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-202200-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
957 am cdt wed may 20 2026

.this afternoon...ne wind 10 to 15 kts. waves 1 to 3 ft. mostly
sunny. 
.tonight...ne wind 10 to 15 kts. waves 1 to 3 ft. mostly clear. 
.thursday...ne wind 10 to 15 kts. waves 1 to 3 ft. partly cloudy.
.thursday night...ne wind 10 to 15 kts. waves 1 to 3 ft. partly
cloudy in the evening then becoming mostly cloudy.  

$$

fzus53 kgrr 201336
nshgrr
expires:202605202100;;348075

nearshore marine forecast
national weather service grand rapids mi
936 am edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz849-202100-
pentwater to manistee mi-
936 am edt wed may 20 2026

.rest of today...north winds 15 to 25 knots. sunny. waves 2 to
4 feet.
.tonight...northeast winds 10 to 20 knots. mostly clear. 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 2 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. mostly cloudy. waves 1 to
2 feet. 
.saturday...northeast winds 10 to 20 knots. mostly cloudy with a
chance of rain showers. waves 1 to 2 feet. 
.sunday...southwest winds 5 to 10 knots. mostly cloudy. waves 1 foot
or less. 

$$

fzus53 kgrr 201336
nshgrr
expires:202605202100;;348078

nearshore marine forecast
national weather service grand rapids mi
936 am edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz846-202100-
holland to grand haven mi-
936 am edt wed may 20 2026

...small craft advisory in effect from 1 pm edt this afternoon
through late tonight...

.rest of today...northwest winds to 30 knots. mostly cloudy late in
the morning then becoming mostly sunny. waves 2 to 3 feet building
to 3 to 5 feet early in the afternoon. 
.tonight...north winds to 30 knots veering northeast 15 to 20 knots
in the late evening and overnight. partly cloudy. waves 3 to 5 feet
subsiding to 1 to 2 feet after midnight. 
.thursday...east winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.thursday night...east winds 15 to 20 knots. mostly cloudy. waves
1 to 2 feet. 
.friday...east winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet. 
.saturday...east winds 15 to 25 knots veering 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 west early in the
afternoon. mostly cloudy. waves less than 1 foot. 

$$

fzus53 kgrr 201336
nshgrr
expires:202605202100;;348080

nearshore marine forecast
national weather service grand rapids mi
936 am edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz844-202100-
st joseph to south haven mi-
936 am edt wed may 20 2026

...small craft advisory in effect from 1 pm edt this afternoon
through late tonight...

.rest of today...north winds 15 to 25 knots. partly sunny. waves
4 to 6 feet. 
.tonight...north winds 15 to 25 knots veering northeast after
midnight. partly cloudy. waves 4 to 6 feet. 
.thursday...east winds 10 to 20 knots backing northeast 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. mostly cloudy. waves 1 to
2 feet. 
.saturday...east winds around 15 knots backing northwest in the late
morning and afternoon. mostly cloudy. waves around 1 foot. 
.sunday...southeast winds around 5 knots veering southwest in the
late morning and early afternoon, then veering northwest early in
the afternoon. mostly cloudy. waves 1 foot or less. 

$$

fzus53 kgrr 201336
nshgrr
expires:202605202100;;348076

nearshore marine forecast
national weather service grand rapids mi
936 am edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz848-202100-
whitehall to pentwater mi-
936 am edt wed may 20 2026

.rest of today...north winds 15 to 25 knots. sunny. waves 2 to
4 feet. 
.tonight...north winds 15 to 25 knots veering northeast 10 to
20 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 2 feet. 
.thursday night...northeast winds 10 to 20 knots veering east in the
late evening and overnight. mostly cloudy. waves 1 to 3 feet. 
.friday...east winds 15 to 25 knots. mostly cloudy. waves 1 to
2 feet. 
.saturday...east winds 15 to 20 knots backing north early in the
afternoon. mostly cloudy with a chance of 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. 

$$

fzus53 kgrr 201336
nshgrr
expires:202605202100;;348077

nearshore marine forecast
national weather service grand rapids mi
936 am edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz847-202100-
grand haven to whitehall mi-
936 am edt wed may 20 2026

.rest of today...northwest winds to 30 knots. mostly sunny. waves
3 to 5 feet. 
.tonight...north winds 15 to 25 knots veering northeast 10 to
20 knots in the late evening and overnight. partly cloudy. waves
3 to 5 feet subsiding to 1 to 3 feet in the late evening and
overnight. 
.thursday...east 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. mostly cloudy. waves
1 to 2 feet. 
.friday...east winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet. 
.saturday...east winds 15 to 25 knots veering west around 15 knots
early in the afternoon. mostly cloudy with a chance of 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 less than 1 foot. 

$$

fzus53 kgrr 201336
nshgrr
expires:202605202100;;348079

nearshore marine forecast
national weather service grand rapids mi
936 am edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz845-202100-
south haven to holland mi-
936 am edt wed may 20 2026

...small craft advisory in effect from 1 pm edt this afternoon
through late tonight...

.rest of today...north winds 15 to 25 knots. mostly cloudy late in
the morning then becoming mostly sunny. waves 4 to 6 feet. 
.tonight...north winds 15 to 25 knots veering northeast in the late
evening and overnight. mostly clear. waves 4 to 6 feet subsiding to
2 to 3 feet after midnight. 
.thursday...northeast winds 10 to 20 knots. mostly sunny. waves
around 1 foot. 
.thursday night...east winds 15 to 20 knots. mostly cloudy. waves
around 1 foot. 
.friday...east winds 15 to 20 knots. mostly cloudy. waves 1 to
2 feet. 
.saturday...east winds 15 to 20 knots backing west 10 to 15 knots
early in the afternoon. mostly cloudy with rain showers and a chance
of thunderstorms. waves around 1 foot. 
.sunday...southeast winds 5 to 10 knots veering west early in the
afternoon. mostly cloudy. waves 1 foot or less. 

$$

fzus53 klot 201402
nshlot
expires:202605202145;;348822

nearshore marine forecast
national weather service chicago/romeoville il
902 am 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>742-202145-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
902 am cdt wed may 20 2026

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

.rest of today...northeast winds 15 to 25 kt. partly cloudy. 
waves 3 to 6 ft occasionally to 8 ft. 
.tonight...northeast winds 15 to 25 kt diminishing to 15 to 20 kt
this evening. partly cloudy. waves 3 to 6 ft occasionally to 8 
ft. 
.thursday...northeast winds 15 to 20 kt. partly cloudy in the
morning, then becoming mostly cloudy. waves 3 to 6 ft 
occasionally to 8 ft subsiding to 2 to 4 ft. 
.thursday night...northeast winds 15 to 20 kt becoming east
overnight. mostly cloudy. waves 2 to 4 ft. 

$$

fzus53 klot 201402
nshlot
expires:202605202145;;348823

nearshore marine forecast
national weather service chicago/romeoville il
902 am 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>745-202145-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
902 am cdt wed may 20 2026

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

.rest of today...north winds 15 to 25 kt. mostly cloudy. waves 3 
to 6 ft occasionally to 8 ft. 
.tonight...north winds 15 to 25 kt becoming northeast 15 to 20 kt 
overnight. partly cloudy. waves 3 to 6 ft occasionally to 8 ft. 
.thursday...east winds 15 to 20 kt becoming north in the
afternoon. partly cloudy. waves 3 to 5 ft subsiding to 2 to 4 ft.
.thursday night...northeast winds 15 to 20 kt becoming east
overnight. mostly cloudy. waves 2 to 4 ft.  

$$

fzus53 kmkx 201410
nshmkx
expires:202605202200;;349533

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz644-202200-
port washington to north point light wi-
910 am cdt wed may 20 2026

.rest of today...northeast wind 10 to 15 knots. mostly sunny.
waves 1 to 3 feet building to 2 to 4 feet in the afternoon. 
.tonight...northeast wind 10 to 15 knots becoming 10 to 20 knots
late in the evening, then becoming 15 to 20 knots after midnight
becoming northeast 15 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 in the afternoon. mostly sunny in the morning then
becoming mostly cloudy. waves 3 to 4 feet subsiding to 1 to
3 feet late in the afternoon. 
.thursday night...northeast wind 15 to 20 knots veering east
early in the morning. mostly cloudy. waves 3 to 4 feet. 

$$

fzus53 kmkx 201410
nshmkx
expires:202605202200;;349534

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz645-202200-
north point light to wind point wi-
910 am cdt wed may 20 2026

...small craft advisory in effect from 3 pm cdt this afternoon
through thursday afternoon...

.rest of today...north wind 10 to 15 knots veering northeast with
gusts to around 20 knots in the afternoon. sunny. waves 3 to
4 feet. 
.tonight...northeast wind 15 to 20 knots becoming 10 to 20 knots
after midnight, then becoming 15 to 20 knots early in the
morning. partly cloudy. waves 3 to 4 feet building to 4 to 6 feet
in the late evening and overnight. 
.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
10 to 20 knots after midnight. mostly cloudy. waves 3 to 4 feet. 

$$

fzus53 kmkx 201410
nshmkx
expires:202605202200;;349535

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz646-202200-
wind point wi to winthrop harbor il-
910 am cdt wed may 20 2026

...small craft advisory in effect from 3 pm cdt this afternoon
through thursday afternoon...

.rest of today...north wind 10 to 15 knots veering northeast with
gusts to around 20 knots in the afternoon. partly sunny late in
the morning then clearing. waves 3 to 4 feet. 
.tonight...northeast wind 15 to 20 knots. partly cloudy. waves
3 to 4 feet building to 4 to 6 feet in the late evening and
overnight. 
.thursday...northeast wind 15 to 20 knots becoming east 10 to
15 knots late in the morning, then backing northeast 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...northeast wind 15 to 20 knots veering east
after midnight. mostly cloudy. waves 3 to 4 feet. 

$$

fzus53 kmkx 201410
nshmkx
expires:202605202200;;349532

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz643-202200-
sheboygan to port washington wi-
910 am cdt wed may 20 2026

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

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350338

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz251-202000-
grand marais to whitefish point mi-
1100 am edt wed may 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.rest of today...northwest wind 10 to 15 knots. mostly sunny.
waves 2 to 4 feet subsiding to 2 to 3 feet. 
.tonight...northwest wind 5 to 15 knots through midnight becoming
variable. clear. waves subsiding to 1 to 2 feet. 
.thursday...southeast wind less than 10 knots backing northeast
in the afternoon. sunny. waves calm to 1 foot. 
.thursday night...southeast wind less than 10 knots. mostly
clear. waves calm to 1 foot. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350336

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz249-202000-
marquette to munising mi-
1100 am edt wed may 20 2026

.rest of today...north wind 5 to 15 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...southeast wind less than 10 knots backing east 5 to
15 knots in the afternoon. mostly sunny. waves building to 1 to
2 feet. 
.thursday night...southeast wind less than 10 knots. mostly
clear. waves 1 to 2 feet. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350335

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz248-202000-
huron islands to marquette mi-
1100 am edt wed may 20 2026

.rest of today...north wind 10 to 15 knots veering northeast less
than 10 knots late. sunny. waves 1 to 2 feet. 
.tonight...variable wind less than 10 knots becoming south less
than 10 knots by midnight. clear. waves calm to 1 foot. 
.thursday...southeast wind 5 to 15 knots backing east 10 to
15 knots in the afternoon. sunny. waves building to 2 to 3 feet. 
.thursday night...southeast wind 5 to 15 knots veering south less
than 10 knots after midnight. partly cloudy. waves subsiding to
1 to 2 feet. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350334

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz247-202000-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
1100 am edt wed may 20 2026

.rest of today...north wind less than 10 knots veering east late.
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 10 to
15 knots in the afternoon. sunny. waves building to 1 to 2 feet. 
.thursday night...southeast wind 5 to 15 knots in the evening
becoming variable. partly cloudy. waves building to 2 to 3 feet,
then subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350333

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz246-202000-
point isabelle to lower entrance of portage canal mi-
1100 am edt wed may 20 2026

.rest of today...north wind less than 10 knots veering east late.
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...southeast wind less than 10 knots backing east 10 to
15 knots in the afternoon. mostly sunny. waves building to 1 to
2 feet. 
.thursday night...east wind 5 to 15 knots veering southeast less
than 10 knots after midnight. mostly clear. waves building to
2 to 3 feet, then subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350332

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz244-245-202000-
eagle river to manitou island mi-
manitou island to point isabelle mi-
1100 am edt wed may 20 2026

.rest of today...northwest wind less than 10 knots backing west
late. sunny. waves 1 to 2 feet. 
.tonight...southwest wind less than 10 knots backing south late.
clear. waves calm to 1 foot. 
.thursday...south wind less than 10 knots backing southeast 10 to
15 knots in the afternoon. mostly sunny. waves building to 1 to
2 feet. 
.thursday night...southeast wind 5 to 15 knots. mostly clear.
waves 1 to 2 feet. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350331

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz242-243-202000-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1100 am edt wed may 20 2026

.rest of today...northwest wind less than 10 knots by late
morning becoming variable. sunny. waves calm to 1 foot. 
.tonight...southeast wind less than 10 knots veering south by
midnight. clear. waves calm to 1 foot. 
.thursday...south wind less than 10 knots backing northeast in
the afternoon. sunny. waves calm to 1 foot. 
.thursday night...southeast wind 10 to 15 knots diminishing to
less than 10 knots after midnight. mostly clear. waves calm to
1 foot. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350330

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz240-241-202000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1100 am edt wed may 20 2026 /1000 am cdt wed may 20 2026/

.rest of today...variable wind less than 10 knots. sunny. waves
calm to 1 foot. 
.tonight...east wind less than 10 knots veering south late.
clear. waves calm to 1 foot. 
.thursday...southeast wind less than 10 knots backing northeast
in the afternoon. sunny. waves building to 1 to 2 feet. 
.thursday night...east wind less than 10 knots veering southeast
after midnight. partly cloudy. waves 1 to 2 feet. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350329

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lmz248-250-202000-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
1100 am edt wed may 20 2026

.rest of today...north wind 10 to 15 knots. sunny. waves calm to
1 foot. 
.tonight...northeast wind 5 to 15 knots becoming less than
10 knots late. 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 in
the evening then becoming mostly cloudy. waves building to 1 to
2 feet. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350328

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lmz221-202000-
green bay north of line from cedar river mi to rock island
passage-
1100 am edt wed may 20 2026

.rest of today...north wind less than 10 knots veering northeast
late. 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 in
the evening then becoming mostly cloudy. waves calm to 1 foot. 

$$

fzus53 kmqt 201500
nshmqt
expires:202605202000;;350337

nearshore marine forecast
national weather service marquette mi
1100 am 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.


lsz250-202000-
munising to grand marais mi-
1100 am edt wed may 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.rest of today...northwest wind 5 to 15 knots. sunny. waves 2 to
4 feet subsiding to 1 to 2 feet. 
.tonight...northwest wind less than 10 knots through late evening
becoming variable. clear. waves 1 to 2 feet. 
.thursday...southeast wind less than 10 knots backing east in the
afternoon. sunny. waves calm to 1 foot. 
.thursday night...southeast wind less than 10 knots. mostly
clear. waves calm to 1 foot. 

$$