fzus53 kapx 210721
nshapx
expires:202605211530;;389106

nearshore marine forecast
national weather service gaylord mi
321 am edt thu may 21 2026

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

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


lhz347-211530-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
321 am edt thu may 21 2026

.today...east wind 5 to 10 knots. sunny early in the morning then
becoming partly sunny. waves 2 feet or less. 
.tonight...east wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.friday...east wind 15 to 20 knots. partly sunny. waves 2 to
4 feet. 
.friday night...east wind 15 to 25 knots. chance of showers.
waves 7 to 10 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 210721
nshapx
expires:202605211530;;389107

nearshore marine forecast
national weather service gaylord mi
321 am edt thu may 21 2026

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

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


lhz348-211530-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
321 am edt thu may 21 2026

.today...east wind 10 to 15 knots early in the morning becoming
variable 10 knots or less. sunny early in the morning then
becoming mostly sunny. waves 2 feet or less. 
.tonight...northeast wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.friday...east wind 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.friday night...east wind 15 to 25 knots. chance of showers.
waves 5 to 8 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 210721
nshapx
expires:202605211530;;389108

nearshore marine forecast
national weather service gaylord mi
321 am edt thu may 21 2026

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

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


lhz349-211530-
sturgeon pt to alabaster mi-
321 am edt thu may 21 2026

.today...northeast wind 10 to 20 knots. sunny early in the
morning then becoming partly sunny. waves 2 to 3 feet. 
.tonight...northeast wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.friday...east wind 10 to 20 knots. partly sunny. waves 2 to
4 feet. 
.friday night...east wind 15 to 25 knots. chance of showers.
waves 4 to 6 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus51 kbuf 211404
nshbuf
expires:202605212100;;402977

nearshore marine forecast
national weather service buffalo ny
1004 am edt thu may 21 2026

for waters within five nautical miles of shore

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


loz043-044-212100-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
1004 am edt thu may 21 2026

...small craft advisory in effect until 11 am edt this morning...

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

the water temperature off rochester is 53 degrees.

$$

fzus51 kbuf 211404
nshbuf
expires:202605212100;;402975

nearshore marine forecast
national weather service buffalo ny
1004 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lez040-041-212100-
buffalo to ripley along lake erie-
1004 am edt thu may 21 2026

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

$$

fzus51 kbuf 211404
nshbuf
expires:202605212100;;402974

nearshore marine forecast
national weather service buffalo ny
1004 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lez020-loz030-212100-
upper niagara river and buffalo harbor-lower niagara river-
1004 am edt thu may 21 2026

.this afternoon...northeast winds around 10 knots. mostly sunny. 
.tonight...northeast winds 10 knots or less becoming east. mainly
clear. 
.friday...east winds 5 to 15 knots becoming northeast. partly to
mostly sunny. 
.friday night...east winds 5 to 15 knots. showers likely
overnight. 
.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. 
.monday...light and variable winds. a chance of showers during
the day. 

the water temperature off buffalo is 56 degrees.

$$

fzus51 kbuf 211404
nshbuf
expires:202605212100;;402976

nearshore marine forecast
national weather service buffalo ny
1004 am edt thu may 21 2026

for waters within five nautical miles of shore

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


loz042-212100-
niagara river to hamlin beach along lake ontario-
1004 am edt thu may 21 2026

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

$$

fzus51 kcle 211319
nshcle
expires:202605212015;;401930

nearshore marine forecast
national weather service cleveland oh
919 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lez142-212015-
maumee bay to reno beach oh-
919 am edt thu may 21 2026

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

.this afternoon...northeast winds 15 to 25 knots becoming east.
sunny. waves 1 to 3 feet building to 3 to 5 feet. waves
occasionally around 6 feet. 
.tonight...east winds 15 to 25 knots. partly cloudy. waves 3 to
5 feet. waves occasionally around 6 feet. 
.friday...east winds 20 to 25 knots. a chance of showers in the
afternoon. waves 3 to 5 feet. waves occasionally around 6 feet. 
.friday night...east winds 20 to 25 knots. showers. waves 3 to
5 feet. waves occasionally around 6 feet. 

see lake erie open lakes forecast for saturday through monday.

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

$$

fzus51 kcle 211319
nshcle
expires:202605212015;;401931

nearshore marine forecast
national weather service cleveland oh
919 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lez143>145-212015-
reno beach to the islands oh-the islands to vermilion oh-
vermilion to avon point oh-
919 am edt thu may 21 2026

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

.this afternoon...northeast winds 15 to 25 knots. mostly sunny.
waves 2 to 4 feet building to 5 to 8 feet. waves occasionally
around 10 feet. 
.tonight...northeast winds 15 to 25 knots becoming east. partly
cloudy. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.friday...east winds 15 to 25 knots. a chance of showers in the
afternoon. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.friday night...east winds 15 to 25 knots. showers. waves 4 to
7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet. 

see lake erie open lakes forecast for saturday through monday.

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

$$

fzus51 kcle 211319
nshcle
expires:202605212015;;401932

nearshore marine forecast
national weather service cleveland oh
919 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lez146>148-212015-
avon point to willowick oh-willowick to geneva-on-the lake oh-
geneva-on-the-lake to conneaut oh-
919 am edt thu may 21 2026

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

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

see lake erie open lakes forecast for saturday through monday.

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

$$

fzus51 kcle 211319
nshcle
expires:202605212015;;401933

nearshore marine forecast
national weather service cleveland oh
919 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lez149-212015-
conneaut oh to ripley ny-
919 am edt thu may 21 2026

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

.this afternoon...northeast winds 15 to 25 knots. mostly sunny.
waves 3 to 6 feet. waves occasionally around 7 feet. 
.tonight...northeast winds 15 to 20 knots becoming east. mostly
clear. waves 3 to 5 feet subsiding to 1 to 3 feet. waves
occasionally around 6 feet. 
.friday...east winds 15 to 20 knots becoming northeast. partly
sunny. waves 1 to 3 feet building to 3 to 5 feet. waves
occasionally around 6 feet. 
.friday night...east winds 10 to 15 knots becoming southeast. a
chance of showers in the evening, then showers overnight. waves
2 to 4 feet subsiding to 1 to 3 feet. 

see lake erie open lakes forecast for saturday through monday.

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

$$

fzus53 kdtx 211400
nshdtx
expires:202605212200;;402799

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lhz442-212200-
harbor beach to port sanilac mi-
1000 am edt thu may 21 2026

.rest of today...northeast winds 10 to 15 knots. mostly sunny.
waves 2 to 4 feet. 
.tonight...northeast winds 10 to 15 knots veering to the east
after midnight. partly cloudy. waves 2 to 4 feet subsiding to
1 to 3 feet after midnight. 
.friday...northeast winds 10 to 15 knots. partly cloudy until
late afternoon becoming mostly sunny. waves 1 to 3 feet. 
.friday night...east winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and overnight. partly cloudy early in the
evening becoming cloudy. rain showers likely after midnight. waves 1
to 3 feet building to 3 to 5 feet in the late evening and overnight.
waves occasionally around 7 feet. a small craft advisory may be
needed.

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

$$

fzus53 kdtx 211400
nshdtx
expires:202605212200;;402801

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lez444-212200-
michigan waters of lake erie from detroit river to north cape mi-
1000 am edt thu may 21 2026

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

.rest of today...northeast winds 10 to 15 knots becoming east
15 to 20 knots in the afternoon. mostly sunny. waves 1 to 3 feet
building to 2 to 4 feet in the afternoon. 
.tonight...east winds 15 to 20 knots. mostly clear. waves 3 to
5 feet. waves occasionally around 7 feet. 
.friday...east winds 15 to 20 knots increasing to 20 to 25 knots
in the late morning and afternoon. partly cloudy until late
afternoon becoming mostly cloudy. a chance of showers early in
the afternoon. waves 4 to 6 feet. waves occasionally around
8 feet. 
.friday night...east winds 20 to 25 knots. gusts to 30 knots
early in the evening. rain showers likely until early morning,
then showers after midnight. waves 4 to 6 feet. waves
occasionally around 8 feet. 

small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.

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

the water temperature at belle isle is missing.

$$

fzus53 kdtx 211400
nshdtx
expires:202605212200;;402800

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lhz443-212200-
port sanilac to port huron mi-
1000 am edt thu may 21 2026

.rest of today...northeast winds 10 to 15 knots becoming north
15 to 20 knots late in the afternoon. mostly sunny. waves 1 to
3 feet building to 2 to 4 feet late in the afternoon. 
.tonight...northeast winds 10 to 15 knots veering to the east
after midnight. partly cloudy. waves 2 to 4 feet subsiding to
1 to 3 feet after midnight. 
.friday...east winds 10 to 15 knots. partly cloudy. waves 1 to
3 feet. 
.friday night...east winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and overnight. mostly cloudy. rain showers
likely after midnight. waves 2 to 4 feet building to 3 to 5 feet in
the late evening and overnight. waves occasionally around 7 feet. a
small craft advisory may be needed.

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

$$

fzus53 kdtx 211400
nshdtx
expires:202605212200;;402797

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lhz421-212200-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
1000 am edt thu may 21 2026

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

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

$$

fzus53 kdtx 211400
nshdtx
expires:202605212200;;402796

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lhz422-212200-
inner saginaw bay sw of point au gres to bay port mi-
1000 am edt thu may 21 2026

.rest of today...northeast winds 15 to 20 knots. mostly sunny.
waves 2 to 4 feet. 
.tonight...northeast winds 15 to 20 knots becoming east 10 to
15 knots after midnight. partly cloudy. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.friday...east winds 10 to 15 knots becoming northeast 15 to
20 knots in the late morning and afternoon. partly cloudy. waves
1 to 3 feet building to 2 to 4 feet early in the afternoon. 
.friday night...east winds 15 to 20 knots increasing to 20 to 25
knots after midnight. partly cloudy early in the evening becoming
cloudy. rain showers likely after midnight. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and early morning, then
building to 2 to 4 feet after midnight. a small craft advisory may be
needed.

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

$$

fzus53 kdtx 211400
nshdtx
expires:202605212200;;402798

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 am edt thu may 21 2026

for waters within five nautical miles of shore

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


lhz441-212200-
port austin to harbor beach mi-
1000 am edt thu may 21 2026

.rest of today...northeast winds 15 to 20 knots diminishing to
10 to 15 knots in the afternoon. mostly sunny. waves 2 to 4 feet.
.tonight...northeast winds 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 
.friday...east winds 10 to 15 knots becoming northeast 15 to
20 knots early in the afternoon. partly cloudy. waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon. 
.friday night...east winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and overnight. partly cloudy early in the
evening becoming cloudy. rain showers likely after midnight. waves 3
to 5 feet. waves occasionally around 7 feet. a small craft advisory
may be needed.

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

$$