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nearshore marine forecast
national weather service buffalo ny
1004 am edt fri jul 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.


lez020-172100-
upper niagara river and buffalo harbor-
1004 am edt fri jul 17 2026

.this afternoon...light and variable winds. smoke.
.tonight...southwest winds 10 knots or less becoming south.
smoke. a chance of showers and thunderstorms overnight. 
.saturday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms in the morning,
then showers with a chance of thunderstorms in the afternoon. 
.saturday night...west winds 10 knots or less becoming north.
showers with a chance of thunderstorms in the evening. 
.sunday...north winds less than 10 knots. mainly clear. 
.monday...south winds 10 knots or less increasing to 10 to
15 knots. a chance of showers monday night. 
.tuesday...southwest winds 15 to 20 knots becoming west 5 to
15 knots. showers with a chance of thunderstorms. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 75 degrees.

$$

fzus51 kbuf 171404
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nearshore marine forecast
national weather service buffalo ny
1004 am edt fri jul 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.


loz042-172100-
niagara river to hamlin beach along lake ontario-
1004 am edt fri jul 17 2026

.this afternoon...east winds 10 knots or less. smoke. waves 1 foot
or less. 
.tonight...east winds 5 to 15 knots becoming south. smoke. a
chance of showers and thunderstorms overnight. waves 1 foot or
less. 
.saturday...southwest winds 15 to 20 knots. showers with a chance
of thunderstorms. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday night...west winds 15 to 20 knots becoming north.
showers with a chance of thunderstorms in the evening. waves 2 to
4 feet. 
.sunday...north winds 5 to 15 knots becoming west less than
10 knots. mainly clear. waves 1 to 3 feet subsiding to 1 foot or
less. 
.monday...southwest winds 5 to 10 knots becoming south and
increasing to 15 to 20 knots. showers likely monday night. waves
2 feet or less. 
.tuesday...southwest winds 15 to 25 knots becoming west. showers
with a chance of thunderstorms. waves 1 to 3 feet building to
2 to 4 feet. 

winds and waves higher in and near thunderstorms.

$$

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nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 am edt fri jul 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.


lhz441-172200-
port austin to harbor beach mi-
1000 am edt fri jul 17 2026

...dense smoke advisory in effect until 10 pm edt this evening...

.rest of today...light and variable winds becoming southeast 5 to
10 knots in the afternoon. cloudy late in the morning becoming
partly cloudy. smoke. waves 2 feet or less. 
.tonight...southeast winds 10 to 15 knots becoming southwest
15 to 20 knots in the late evening and overnight. partly cloudy
with a slight chance of showers and thunderstorms. smoke until
early morning. patchy smoke after midnight. waves 1 to 3 feet
building to 2 to 4 feet after midnight. 
.saturday...west winds 15 to 20 knots becoming northwest 20 to 25
knots with gusts to 30 knots early in the afternoon. partly cloudy. a
slight chance of thunderstorms early in the morning. a chance of
showers. a chance of thunderstorms in the late morning and early
afternoon. areas of smoke early in the afternoon. waves 3 to 5 feet.
waves occasionally around 7 feet. a small craft advisory may be
needed.
.saturday night...north winds 20 to 25 knots with gusts to
30 knots diminishing to 15 to 20 knots after midnight. clear.
patchy smoke early in the evening. waves 5 to 7 feet. waves
occasionally around 10 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
1000 am edt fri jul 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.


lhz442-172200-
harbor beach to port sanilac mi-
1000 am edt fri jul 17 2026

...dense smoke advisory in effect until 10 pm edt this evening...

.rest of today...light and variable winds becoming southeast 5 to
10 knots in the afternoon. cloudy late in the morning becoming
partly cloudy. smoke. waves 2 feet or less. 
.tonight...southeast winds 10 to 15 knots veering to the
southwest in the late evening and overnight. mostly clear. smoke
until early morning, then patchy smoke after midnight. waves 1 to
3 feet. 
.saturday...west winds 15 to 20 knots veering to the northwest
early in the afternoon. partly cloudy until late afternoon then
clearing. a chance of showers and a slight chance of
thunderstorms early in the morning, then showers likely and a
chance of thunderstorms in the late morning and early afternoon.
a chance of showers early in the afternoon. areas of smoke early
in the afternoon. waves 1 to 3 feet building to 2 to 4 feet early
in the afternoon. 
.saturday night...north winds 20 to 25 knots with gusts to 30 knots
diminishing to 15 to 20 knots after midnight. mostly clear. areas of
smoke early in the evening. waves 5 to 7 feet. waves occasionally
around 10 feet. a small craft advisory may be needed.

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
1000 am edt fri jul 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.


lhz443-172200-
port sanilac to port huron mi-
1000 am edt fri jul 17 2026

...dense smoke advisory in effect until 10 pm edt this evening...

.rest of today...light and variable winds becoming southeast 5 to
10 knots in the afternoon. cloudy late in the morning becoming
partly cloudy. smoke. waves 2 feet or less. 
.tonight...south winds 10 to 15 knots veering to the southwest
after midnight. mostly clear. smoke. a slight chance of showers
in the late evening and early morning. waves 1 to 3 feet. 
.saturday...southwest winds 15 to 20 knots veering to the
northwest early in the afternoon. partly cloudy with a chance of
showers early in the morning, then mostly sunny with showers
likely and a chance of thunderstorms in the late morning and
afternoon. patchy smoke early in the afternoon. waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon. 
.saturday night...north winds 20 to 25 knots diminishing to 15 to 20
knots after midnight. mostly clear. areas of smoke early in the
evening. waves 4 to 6 feet. waves occasionally around 7 feet. a small
craft advisory may be needed.

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

$$