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nearshore marine forecast
national weather service buffalo ny
1003 am edt mon may 18 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.


lez040-041-182100-
buffalo to ripley along lake erie-
1003 am edt mon may 18 2026

.this afternoon...southwest winds 5 to 10 knots. sunny. waves
1 foot or less. 
.tonight...southwest winds 5 to 10 knots. mainly clear in the
evening, then becoming mostly cloudy. waves 1 foot or less. 
.tuesday...southwest winds 5 to 15 knots. partly to mostly sunny.
waves 2 feet or less. 
.tuesday night...southwest winds 10 to 15 knots becoming west.
showers with a chance of thunderstorms in the evening, then
showers overnight. waves 1 to 3 feet. 
.wednesday...west winds 5 to 10 knots becoming north. showers
during the day. waves 1 to 3 feet subsiding to 1 foot or less. 
.thursday...northeast winds 5 to 10 knots becoming east. partly
cloudy. waves 1 foot or less. 
.friday...east winds 5 to 10 knots becoming southeast. a chance
of showers during the day, then showers likely friday night.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 181403
nshbuf
expires:202605182100;;768968

nearshore marine forecast
national weather service buffalo ny
1003 am edt mon may 18 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-loz030-182100-
upper niagara river and buffalo harbor-lower niagara river-
1003 am edt mon may 18 2026

.this afternoon...southwest winds 10 to 15 knots. sunny.
.tonight...southwest winds 5 to 10 knots. a chance of showers
overnight. 
.tuesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. partly sunny in the morning, then becoming mostly
sunny. 
.tuesday night...southwest winds 10 to 15 knots becoming west.
showers with a chance of thunderstorms in the evening, then
showers overnight. 
.wednesday...west winds 10 knots or less becoming north. showers
likely during the day. 
.thursday...northeast winds 10 knots or less becoming east.
partly cloudy. 
.friday...east winds 5 to 10 knots. a chance of showers friday
night. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 52 degrees.

$$

fzus51 kbuf 181403
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expires:202605182100;;768970

nearshore marine forecast
national weather service buffalo ny
1003 am edt mon may 18 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.


loz042-182100-
niagara river to hamlin beach along lake ontario-
1003 am edt mon may 18 2026

.this afternoon...southwest winds 10 to 15 knots increasing to
15 to 20 knots. mostly sunny. waves 1 to 3 feet. 
.tonight...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers overnight. waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 25 knots. a chance of showers in
the morning. waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday night...southwest winds 15 to 25 knots becoming west.
showers with a chance of thunderstorms in the evening, then
showers overnight. waves 3 to 5 feet subsiding to 2 to 4 feet.
waves occasionally around 6 feet. 
.wednesday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. a chance of showers during the day. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.thursday...northeast winds 10 knots or less becoming east.
partly cloudy. waves 2 feet or less. 
.friday...east winds 10 to 15 knots diminishing to 5 to 10 knots.
a chance of showers friday night. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 181403
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nearshore marine forecast
national weather service buffalo ny
1003 am edt mon may 18 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.


loz043-044-182100-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
1003 am edt mon may 18 2026

.this afternoon...southwest winds 5 to 10 knots. mostly sunny.
waves 1 foot or less. 
.tonight...south winds 5 to 10 knots becoming southwest. a chance
of showers. waves 1 foot or less. 
.tuesday...southwest winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms in the afternoon.
waves 1 to 3 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming west.
showers with a chance of thunderstorms. waves 1 to 3 feet
building to 2 to 4 feet. 
.wednesday...west winds 15 to 20 knots becoming northwest.
showers likely during the day. waves 3 to 5 feet building to 4 to
7 feet, then subsiding to 3 to 5 feet. waves occasionally around
9 feet. 
.thursday...north winds 5 to 15 knots becoming east less than
10 knots. partly cloudy. waves 1 to 3 feet subsiding to 1 foot or
less. 
.friday...east winds 5 to 15 knots becoming southeast. a chance
of showers friday night. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 49 degrees.

$$

fzus51 kbuf 181403
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nearshore marine forecast
national weather service buffalo ny
1003 am edt mon may 18 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.


loz045-182100-
mexico bay to the saint lawrence river along lake ontario-
1003 am edt mon may 18 2026

.this afternoon...south winds 5 to 15 knots becoming southwest.
mostly sunny. waves 2 feet or less. 
.tonight...south winds 5 to 10 knots. a chance of showers and
thunderstorms. waves 2 feet or less. 
.tuesday...south winds 10 to 15 knots becoming southwest. a
chance of showers in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 2 feet or less. 
.tuesday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. showers with a chance of thunderstorms. waves
1 to 3 feet building to 2 to 4 feet. 
.wednesday...west winds 15 to 20 knots becoming north 10 to
15 knots. showers during the day. waves 2 to 4 feet building to
3 to 6 feet. waves occasionally around 7 feet. 
.thursday...north winds 10 to 15 knots becoming light and
variable. mainly clear, then becoming partly cloudy. waves 1 to
3 feet subsiding to 1 foot or less. 
.friday...east winds 10 knots or less becoming southeast. a
chance of showers friday night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

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nearshore marine forecast
national weather service cleveland oh
910 am edt mon may 18 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.


lez148-149-182015-
geneva-on-the-lake to conneaut oh-conneaut oh to ripley ny-
910 am edt mon may 18 2026

.this afternoon...southwest winds 10 to 15 knots. sunny. waves
2 feet or less. 
.tonight...southwest winds 5 to 10 knots becoming south. a slight
chance of showers and thunderstorms in the evening, then a chance
of showers with a slight chance of thunderstorms overnight. waves
1 foot or less. 
.tuesday...south winds 10 to 15 knots becoming southwest. a
chance of showers and thunderstorms in the afternoon. waves
2 feet or less. 
.tuesday night...southwest winds 10 to 15 knots becoming west.
showers with thunderstorms likely in the evening, then showers
overnight. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for wednesday through friday.

the water temperature off toledo is 58 degrees, off cleveland 54
degrees, and off erie 56 degrees.

$$