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nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun may 17 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-loz030-180900-
upper niagara river and buffalo harbor-lower niagara river-
1003 pm edt sun may 17 2026

.rest of tonight...southeast winds 10 knots or less becoming
south. a chance of showers and thunderstorms. 
.monday...southwest winds 5 to 15 knots. sunny.
.monday night...southwest winds 5 to 15 knots. a chance of
showers overnight. 
.tuesday...southwest winds 10 to 15 knots. a chance of showers in
the morning. 
.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 10 knots or less becoming south. a chance of
showers friday night. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 52 degrees.

$$

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nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun may 17 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.


loz042-180900-
niagara river to hamlin beach along lake ontario-
1003 pm edt sun may 17 2026

.rest of tonight...southeast winds 10 knots or less becoming
south. a chance of showers and thunderstorms. waves 1 foot or
less. 
.monday...south winds 10 knots or less becoming southwest and
increasing to 15 to 20 knots in the afternoon. becoming mostly
sunny. waves 1 foot or less building to 1 to 3 feet. 
.monday night...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 10 to 15 knots increasing to 15 to
20 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. waves occasionally around
6 feet. 
.wednesday...west winds 15 to 20 knots becoming north 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 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.

$$

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nearshore marine forecast for michigan
national weather service detroit/pontiac mi
936 pm edt sun may 17 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.


lhz441-180945-
port austin to harbor beach mi-
936 pm edt sun may 17 2026

...small craft advisory in effect from monday morning through
monday evening...

.rest of tonight...southeast winds 10 to 15 knots veering to the
south early in the morning. mostly cloudy. scattered showers and
thunderstorms this evening, then scattered showers and isolated
thunderstorms after midnight. waves 1 to 3 feet. 
.monday...south winds 10 to 15 knots becoming southwest 15 to
20 knots in the late morning and afternoon. partly cloudy
becoming mostly sunny in the late morning and early afternoon
becoming partly cloudy. a slight chance of showers in the late
morning and early afternoon. light showers likely and a chance of
thunderstorms early in the afternoon. waves 1 to 3 feet building
to 2 to 4 feet in the late morning and afternoon. 
.monday night...southwest winds 15 to 20 knots. mostly cloudy.
light showers likely early in the evening. a chance of
thunderstorms until early morning. a chance of showers in the
late evening and early morning. waves 2 to 4 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. partly cloudy. light showers likely and a chance of
thunderstorms early in the afternoon. waves 1 to 3 feet building
to 3 to 5 feet in the late morning and afternoon. waves
occasionally around 7 feet. 

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

$$

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nearshore marine forecast for michigan
national weather service detroit/pontiac mi
936 pm edt sun may 17 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.


lhz442-180945-
harbor beach to port sanilac mi-
936 pm edt sun may 17 2026

...small craft advisory in effect from monday morning through
monday evening...

.rest of tonight...southeast winds 10 to 15 knots veering to the
south early in the morning. mostly cloudy. scattered showers and
thunderstorms this evening, then isolated showers after midnight.
waves 1 to 3 feet. 
.monday...south winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. partly cloudy early in the
morning, then mostly sunny with a slight chance of showers in the
late morning and early afternoon. mostly sunny with a chance of
showers and thunderstorms early in the afternoon. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon.
.monday night...southwest winds 15 to 20 knots. mostly cloudy
until early morning becoming partly cloudy. rain showers likely
and a chance of thunderstorms until early morning, then a chance
of showers after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight. 
.tuesday...southwest winds 15 to 20 knots with gusts to 30 knots
increasing to 20 to 25 knots with gusts to 30 knots early in the
afternoon. a chance of showers early in the morning. light
showers and a chance of thunderstorms early in the afternoon.
waves 2 to 4 feet. 

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

$$

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nearshore marine forecast for michigan
national weather service detroit/pontiac mi
936 pm edt sun may 17 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.


lhz443-180945-
port sanilac to port huron mi-
936 pm edt sun may 17 2026

...small craft advisory in effect from monday morning through
monday evening...

.rest of tonight...south winds 10 to 15 knots. mostly cloudy with
isolated showers and thunderstorms this evening, then partly
cloudy after midnight. waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots. mostly sunny. a chance of
showers and thunderstorms early in the afternoon. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon.
.monday night...southwest winds 15 to 20 knots. mostly cloudy
until early morning becoming partly cloudy. a chance of showers
and thunderstorms until early morning, then a chance of showers
after midnight. waves 2 to 4 feet subsiding to 1 to 3 feet in the
late evening and overnight. 
.tuesday...south winds 15 to 20 knots becoming southwest 20 to
25 knots in the late morning and afternoon. a chance of showers
early in the morning. light showers and a chance of thunderstorms
early in the afternoon. waves 2 to 4 feet. 

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

$$