fzus53 kapx 200627
nshapx
expires:202605201430;;331542

nearshore marine forecast
national weather service gaylord mi
227 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.


lhz345-201430-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
227 am edt wed may 20 2026

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

.today...northwest wind 10 to 20 knots becoming 10 to 15 knots in
the morning. sunny. waves 2 to 3 feet. 
.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 200627
nshapx
expires:202605201430;;331543

nearshore marine forecast
national weather service gaylord mi
227 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.


lhz346-201430-
st ignace to false detour channel-
227 am edt wed may 20 2026

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

.today...northwest wind 10 to 20 knots. sunny. waves 2 to 4 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 200627
nshapx
expires:202605201430;;331544

nearshore marine forecast
national weather service gaylord mi
227 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.


lhz347-201430-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
227 am edt wed may 20 2026

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

.today...northwest wind 15 to 25 knots decreasing to 10 to
15 knots in the afternoon. 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.

$$

fzus53 kapx 200627
nshapx
expires:202605201430;;331545

nearshore marine forecast
national weather service gaylord mi
227 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.


lhz348-201430-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
227 am edt wed may 20 2026

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

.today...northwest wind 15 to 25 knots decreasing to 10 to
20 knots in the afternoon. 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 200627
nshapx
expires:202605201430;;331546

nearshore marine forecast
national weather service gaylord mi
227 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.


lhz349-201430-
sturgeon pt to alabaster mi-
227 am edt wed may 20 2026

.today...northwest wind 10 to 20 knots becoming north 10 to
15 knots in the afternoon. mostly clear. 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 200627
nshapx
expires:202605201430;;331539

nearshore marine forecast
national weather service gaylord mi
227 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.


lmz323-201430-
grand traverse bay south of a line grand traverse light to
norwood mi-
227 am edt wed may 20 2026

...small craft advisory in effect until 8 am edt this morning...

.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 200627
nshapx
expires:202605201430;;331537

nearshore marine forecast
national weather service gaylord mi
227 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.


lmz341-201430-
seul choix point to 5nm west of mackinac bridge-
227 am edt wed may 20 2026

...small craft advisory in effect until 8 am edt this morning...

.today...northwest wind 10 to 20 knots becoming north 5 to 10 
knots early in the evening. patchy frost early in the morning. 
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 200627
nshapx
expires:202605201430;;331538

nearshore marine forecast
national weather service gaylord mi
227 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.


lmz342-201430-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
227 am edt wed may 20 2026

...small craft advisory in effect until 8 am edt this morning...

.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 200627
nshapx
expires:202605201430;;331540

nearshore marine forecast
national weather service gaylord mi
227 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.


lmz344-345-201430-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
227 am edt wed may 20 2026

...small craft advisory in effect until 8 am edt this morning...

.today...northwest wind 10 to 15 knots early in the morning
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 200627
nshapx
expires:202605201430;;331541

nearshore marine forecast
national weather service gaylord mi
227 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.


lmz346-201430-
manistee to point betsie mi-
227 am edt wed may 20 2026

...small craft advisory in effect until 8 am edt this morning...

.today...north wind 10 to 15 knots. mostly sunny early in the
morning then becoming 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 200627
nshapx
expires:202605201430;;331535

nearshore marine forecast
national weather service gaylord mi
227 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.


lsz321-201430-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
227 am edt wed may 20 2026

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

.today...northwest wind 10 to 20 knots. mostly sunny early in the
morning then becoming 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
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 200627
nshapx
expires:202605201430;;331536

nearshore marine forecast
national weather service gaylord mi
227 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.


lsz322-201430-
st. marys river point iroquois to e. potagannissing bay-
227 am edt wed may 20 2026

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

.today...northwest wind 10 to 20 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.

$$

fzus51 kbuf 200803
nshbuf
expires:202605201500;;336865

nearshore marine forecast
national weather service buffalo ny
403 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.


lez040-041-201500-
buffalo to ripley along lake erie-
403 am edt wed may 20 2026

.today...northwest winds 10 knots or less becoming west. a chance
of showers early. waves 1 to 3 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 200803
nshbuf
expires:202605201500;;336867

nearshore marine forecast
national weather service buffalo ny
403 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.


loz043-044-201500-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
403 am edt wed may 20 2026

...small craft advisory in effect from 8 am edt this morning
through this evening...

.today...west winds 15 to 20 knots. mostly cloudy this morning,
then becoming mostly sunny. waves 2 to 4 feet building to 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 kbuf 200803
nshbuf
expires:202605201500;;336866

nearshore marine forecast
national weather service buffalo ny
403 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.


loz042-201500-
niagara river to hamlin beach along lake ontario-
403 am edt wed may 20 2026

.today...west winds 15 to 20 knots becoming northwest 10 to
15 knots. partly to mostly sunny. waves 2 to 4 feet subsiding to
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 200803
nshbuf
expires:202605201500;;336864

nearshore marine forecast
national weather service buffalo ny
403 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-loz030-201500-
upper niagara river and buffalo harbor-lower niagara river-
403 am edt wed may 20 2026

.today...northwest winds 5 to 10 knots. a chance of showers
early. 
.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 200803
nshbuf
expires:202605201500;;336868

nearshore marine forecast
national weather service buffalo ny
403 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.


loz045-201500-
mexico bay to the saint lawrence river along lake ontario-
403 am edt wed may 20 2026

...small craft advisory in effect from 8 am edt this morning
through this evening...

.today...west winds 10 to 15 knots increasing to 15 to 20 knots.
mostly cloudy this morning, then becoming mostly sunny. waves
2 to 4 feet building to 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 kcle 200739
nshcle
expires:202605201415;;336028

nearshore marine forecast
national weather service cleveland oh
339 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>147-201415-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-willowick to geneva-on-the lake oh-
339 am edt wed may 20 2026

.today...north winds 10 to 15 knots becoming northeast. a chance
of showers early, then a slight chance of showers from late
morning on. 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 25 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.

$$

fzus51 kcle 200739
nshcle
expires:202605201415;;336029

nearshore marine forecast
national weather service cleveland oh
339 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.


lez148-149-201415-
geneva-on-the-lake to conneaut oh-conneaut oh to ripley ny-
339 am edt wed may 20 2026

.today...north winds 5 to 15 knots becoming northwest. a chance
of showers early, then 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 25 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 25 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 200739
nshcle
expires:202605201415;;336027

nearshore marine forecast
national weather service cleveland oh
339 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.


lez142-143-201415-
maumee bay to reno beach oh-reno beach to the islands oh-
339 am edt wed may 20 2026

.today...north winds 10 to 15 knots becoming northeast. a chance 
of showers early, then 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 25 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 200737
nshdlh
expires:202605201600;;335871

nearshore marine forecast
national weather service duluth mn
237 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.


lsz147-201600-
sand island to bayfield wi-
237 am cdt wed may 20 2026

.today...northwest wind 5 knots becoming east in the afternoon.
mostly sunny. waves 1 foot or less. 
.tonight...southeast wind 5 to 10 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 kdlh 200737
nshdlh
expires:202605201600;;335873

nearshore marine forecast
national weather service duluth mn
237 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.


lsz121-201600-
chequamegon bay-bayfield to oak point wi-
237 am cdt wed may 20 2026

.today...northwest wind 5 knots becoming east in the afternoon.
mostly sunny. waves 1 foot or less. 
.tonight...east wind 5 to 10 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 200737
nshdlh
expires:202605201600;;335864

nearshore marine forecast
national weather service duluth mn
237 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.


lsz140-201600-
grand portage to grand marais mn-
237 am cdt wed may 20 2026

.today...northwest wind 5 knots becoming southwest 10 to 15 knots
in the late morning and afternoon. mostly sunny. waves 1 to
2 feet. 
.tonight...southwest wind 5 to 10 knots 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 200737
nshdlh
expires:202605201600;;335865

nearshore marine forecast
national weather service duluth mn
237 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.


lsz141-201600-
grand marais to taconite harbor mn-
237 am cdt wed may 20 2026

.today...northwest wind 5 knots becoming south late in the
afternoon. 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 200737
nshdlh
expires:202605201600;;335866

nearshore marine forecast
national weather service duluth mn
237 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.


lsz142-201600-
taconite harbor to silver bay harbor mn-
237 am cdt wed may 20 2026

.today...west wind 5 knots becoming south early in the afternoon,
then becoming east late in the afternoon. mostly sunny. 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 200737
nshdlh
expires:202605201600;;335867

nearshore marine forecast
national weather service duluth mn
237 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.


lsz143-201600-
silver bay harbor to two harbors mn-
237 am cdt wed may 20 2026

.today...west wind 5 knots becoming southwest late in the
morning, then becoming southeast early in the afternoon becoming
east late in the afternoon. mostly sunny. waves 1 foot or less. 
.tonight...northeast wind 5 to 10 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 200737
nshdlh
expires:202605201600;;335868

nearshore marine forecast
national weather service duluth mn
237 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.


lsz144-201600-
two harbors to duluth mn-
237 am cdt wed may 20 2026

.today...west wind 5 knots becoming east late in the afternoon.
sunny. waves 1 foot or less. 
.tonight...northeast wind 5 to 10 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 200737
nshdlh
expires:202605201600;;335869

nearshore marine forecast
national weather service duluth mn
237 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.


lsz145-201600-
duluth mn to port wing wi-
237 am cdt wed may 20 2026

.today...west wind 5 knots becoming southeast early in the
afternoon, then becoming east late in the afternoon. sunny. waves
1 foot or less. 
.tonight...northeast wind 5 to 10 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 200737
nshdlh
expires:202605201600;;335870

nearshore marine forecast
national weather service duluth mn
237 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.


lsz146-201600-
port wing to sand island wi-
237 am cdt wed may 20 2026

.today...west wind 5 knots early in the morning becoming variable
10 knots or less, then becoming east 5 to 10 knots in the
afternoon. mostly sunny. waves 1 foot or less. 
.tonight...east wind 5 to 10 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 200737
nshdlh
expires:202605201600;;335874

nearshore marine forecast
national weather service duluth mn
237 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.


lsz148-201600-
oak point to saxon harbor wi-
237 am cdt wed may 20 2026

.today...northwest wind 5 knots becoming east in the afternoon.
mostly sunny. waves 1 foot or less. 
.tonight...east wind 5 to 10 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 kdtx 200747
nshdtx
expires:202605201600;;336158

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
347 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.


lhz422-201600-
inner saginaw bay sw of point au gres to bay port mi-
347 am edt wed may 20 2026

.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. partly cloudy in the morning
becoming 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 200747
nshdtx
expires:202605201600;;336159

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
347 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.


lhz421-201600-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
347 am edt wed may 20 2026

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

.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 kdtx 200747
nshdtx
expires:202605201600;;336162

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
347 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.


lhz443-201600-
port sanilac to port huron mi-
347 am edt wed may 20 2026

.today...north winds 10 to 15 knots increasing to 15 to 20 knots
late in the afternoon. partly cloudy in the morning becoming
mostly 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
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 200747
nshdtx
expires:202605201600;;336163

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
347 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.


lez444-201600-
michigan waters of lake erie from detroit river to north cape mi-
347 am edt wed may 20 2026

.today...northeast winds 10 to 15 knots diminishing to 5 to
10 knots in the afternoon. mostly cloudy. a chance of showers in
the morning. 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 200747
nshdtx
expires:202605201600;;336161

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
347 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.


lhz442-201600-
harbor beach to port sanilac mi-
347 am edt wed may 20 2026

.today...north winds 10 to 15 knots. mostly sunny 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 200747
nshdtx
expires:202605201600;;336160

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
347 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.


lhz441-201600-
port austin to harbor beach mi-
347 am edt wed may 20 2026

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

.today...north winds 10 to 15 knots. mostly sunny. waves 2 to 4 
feet building to 3 to 5 feet late in the afternoon. waves 
occasionally around 7 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 kgrb 200736
nshgrb
expires:202605201000;;335809

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

for waters within five nautical miles of shore on lake michigan


lmz541-201000-
rock island passage to sturgeon bay wi-
236 am cdt wed may 20 2026

.rest of the night...w wind 5 to 10 kts veering n 10 to 15 kts
after midnight. waves 1 to 3 ft. mostly cloudy. 
.wednesday...ne wind 5 to 10 kts veering e 10 to 15 kts early in
the afternoon. waves 2 ft or less. mostly sunny. 
.wednesday night...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.  

$$

fzus53 kgrb 200736
nshgrb
expires:202605201000;;335810

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

for waters within five nautical miles of shore on lake michigan


lmz542-543-201000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
236 am cdt wed may 20 2026

.rest of the night...nw wind 5 to 10 kts. waves 2 ft or less.
mostly cloudy. 
.wednesday...n wind 5 to 10 kts veering ne 10 to 15 kts in the
late morning and afternoon. waves 1 to 3 ft. mostly sunny. 
.wednesday night...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.

$$

fzus53 kgrb 200736
nshgrb
expires:202605201000;;335808

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

for waters within five nautical miles of shore on lake michigan


lmz521-522-201000-
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-
236 am cdt wed may 20 2026

.rest of the night...nw wind 10 to 15 kts. waves 2 ft or less.
mostly cloudy. 
.wednesday...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. 
.wednesday night...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.  

$$

fzus53 kgrr 200828
nshgrr
expires:202605200930;;338273

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

for waters within five nautical miles of shore on lake michigan


lmz847-200930-
grand haven to whitehall mi-
428 am edt wed may 20 2026

.rest of tonight...north winds 15 to 20 knots. partly cloudy. waves
2 to 4 feet. 
.wednesday...north winds to 30 knots. mostly sunny. waves 3 to
5 feet. 
.wednesday night...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 200828
nshgrr
expires:202605200930;;338274

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

for waters within five nautical miles of shore on lake michigan


lmz846-200930-
holland to grand haven mi-
428 am edt wed may 20 2026

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

.rest of tonight...north winds 15 to 20 knots. partly cloudy. waves
2 to 4 feet. 
.wednesday...north winds to 30 knots. partly sunny. waves 2 to
4 feet.
.wednesday night...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 200828
nshgrr
expires:202605200930;;338275

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

for waters within five nautical miles of shore on lake michigan


lmz845-200930-
south haven to holland mi-
428 am edt wed may 20 2026

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

.rest of tonight...north winds around 20 knots. partly cloudy. waves
2 to 4 feet. 
.wednesday...north winds 15 to 25 knots. partly sunny. waves 4 to
6 feet. 
.wednesday night...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 kgrr 200828
nshgrr
expires:202605200930;;338276

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

for waters within five nautical miles of shore on lake michigan


lmz844-200930-
st joseph to south haven mi-
428 am edt wed may 20 2026

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

.rest of tonight...north winds 15 to 20 knots. partly cloudy. waves
2 to 4 feet. 
.wednesday...north winds 15 to 25 knots. partly sunny. waves 4 to
6 feet. 
.wednesday night...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 200828
nshgrr
expires:202605200930;;338271

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

for waters within five nautical miles of shore on lake michigan


lmz849-200930-
pentwater to manistee mi-
428 am edt wed may 20 2026

.rest of tonight...north winds 10 to 15 knots. mostly cloudy. waves
1 to 3 feet. 
.wednesday...north winds 15 to 25 knots. sunny. waves 2 to 4 feet.
.wednesday night...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 2 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 200828
nshgrr
expires:202605200930;;338272

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

for waters within five nautical miles of shore on lake michigan


lmz848-200930-
whitehall to pentwater mi-
428 am edt wed may 20 2026

.rest of tonight...north winds around 15 knots. mostly cloudy. waves
2 to 4 feet. 
.wednesday...north winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet.
.wednesday night...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 2 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 kiwx 200809
nshiwx
expires:202605201415;;337389

nearshore marine forecast
national weather service northern indiana
409 am edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz043-201415-
new buffalo mi to st joseph mi-
409 am edt wed may 20 2026

...small craft advisory in effect from 8 am edt this morning
through late tonight...

.today...north winds 10 to 15 knots increasing to 15 to 20 knots.
gusts up to 25 knots. partly sunny. waves 3 to 5 feet. 
.tonight...north winds 15 to 20 knots becoming northeast 10 to
15 knots. gusts up to 25 knots. mostly cloudy in the evening,
then clearing. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.thursday...east winds 10 to 15 knots becoming northeast. mostly
sunny. waves 1 to 3 feet. 
.thursday night...northeast winds 10 to 15 knots becoming east.
partly cloudy in the evening, then becoming mostly cloudy. waves
1 to 2 feet. 

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

$$

fzus53 kiwx 200809
nshiwx
expires:202605201415;;337388

nearshore marine forecast
national weather service northern indiana
409 am edt wed may 20 2026

for waters within five nautical miles of shore on lake michigan


lmz046-201415-
michigan city in to new buffalo mi-
409 am edt wed may 20 2026

...small craft advisory in effect from 8 am edt this morning
through late tonight...

.today...north winds 10 to 15 knots increasing to 15 to 20 knots.
gusts up to 25 knots. partly sunny. waves 3 to 5 feet. 
.tonight...north winds 15 to 20 knots becoming northeast 10 to
15 knots. gusts up to 25 knots. mostly cloudy in the evening,
then clearing. waves 3 to 5 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 3 feet. 

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

$$

fzus53 klot 200829
nshlot
expires:202605201515;;338277

nearshore marine forecast
national weather service chicago/romeoville il
329 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>742-201515-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
329 am cdt wed may 20 2026

...small craft advisory in effect from 10 am cdt this morning
through thursday afternoon...

.today...north winds 15 to 20 kt becoming northeast at 15 to 
25 kt this morning. mostly cloudy in the morning, then becoming 
partly cloudy. waves 2 to 4 ft building to 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 4 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 200829
nshlot
expires:202605201515;;338278

nearshore marine forecast
national weather service chicago/romeoville il
329 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>745-201515-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
329 am cdt wed may 20 2026

...small craft advisory in effect from 7 am cdt this morning
through thursday morning...

.today...north winds 20 to 25 kt. mostly cloudy. waves 3 to 5 ft
building to 4 to 6 ft occasionally to 8 ft. 
.tonight...north winds 15 to 25 kt becoming northeast 15 to 20 kt 
overnight. partly cloudy. waves 4 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 200810
nshmkx
expires:202605202100;;337795

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

for waters within five nautical miles of shore on lake michigan


lmz646-202100-
wind point wi to winthrop harbor il-
310 am cdt wed may 20 2026

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

.early this morning...northwest wind 10 to 15 knots veering north
early in the morning. partly cloudy. waves 1 to 2 feet. 
.today...north wind 10 to 15 knots rising to 15 to 20 knots late
in the morning, then veering northeast in the afternoon. partly
sunny. waves 1 to 2 feet building to 3 to 4 feet in the late
morning and afternoon. 
.tonight...north wind 15 to 20 knots veering northeast 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 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 200810
nshmkx
expires:202605202100;;337794

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

for waters within five nautical miles of shore on lake michigan


lmz645-202100-
north point light to wind point wi-
310 am cdt wed may 20 2026

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

.early this morning...northwest wind 10 to 15 knots veering north
early in the morning. partly cloudy. waves 1 to 2 feet. 
.today...north wind 10 to 15 knots becoming northeast 15 to
20 knots in the late morning and afternoon. mostly sunny. waves
1 to 2 feet building to 3 to 4 feet in the late morning and
afternoon. 
.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. partly sunny. 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 200810
nshmkx
expires:202605202100;;337793

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

for waters within five nautical miles of shore on lake michigan


lmz644-202100-
port washington to north point light wi-
310 am cdt wed may 20 2026

.early this morning...northwest wind 10 to 15 knots. partly
cloudy. waves 1 to 2 feet. 
.today...north wind 10 to 15 knots veering northeast late in the
morning, then rising to 15 to 20 knots in the afternoon. mostly
sunny. waves 1 to 2 feet building to 2 to 4 feet in the
afternoon. 
.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. partly sunny. 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 200810
nshmkx
expires:202605202100;;337792

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

for waters within five nautical miles of shore on lake michigan


lmz643-202100-
sheboygan to port washington wi-
310 am cdt wed may 20 2026

.early this morning...northwest wind 10 to 15 knots. partly
cloudy. waves 1 to 2 feet. 
.today...north wind 10 to 15 knots veering northeast late in the
afternoon. 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. partly sunny. 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. 

$$