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nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu oct 30 2025

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.


loz045-310900-
mexico bay to the saint lawrence river along lake ontario-
1003 pm edt thu oct 30 2025

...small craft advisory in effect through friday morning...
...gale warning in effect from friday afternoon through late
friday night...

.overnight...northeast winds 15 to 20 knots becoming north.
showers. waves 1 to 3 feet. 
.friday...north winds 15 to 25 knots becoming west to 30 knots.
showers. waves 2 to 4 feet building to 10 to 13 feet. waves
occasionally around 16 feet. 
.friday night...northwest gales to 35 knots diminishing to
30 knots. rain showers. waves 10 to 14 feet subsiding to 7 to
10 feet. waves occasionally around 18 feet. 
.saturday...northwest winds 15 to 25 knots. a chance of rain
showers. waves 6 to 9 feet subsiding to 3 to 5 feet. waves
occasionally around 11 feet. 
.saturday night...northwest winds 5 to 15 knots diminishing to
less than 10 knots. a chance of rain showers. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.sunday...northwest winds 5 to 10 knots becoming south and
increasing to 15 to 20 knots. a chance of rain showers. waves
1 foot or less building to 1 to 3 feet. 
.monday...southwest winds 15 to 25 knots becoming west to
30 knots. showers. waves 3 to 6 feet building to 8 to 12 feet.
waves occasionally around 15 feet. 
.tuesday...west winds to 30 knots diminishing to 15 to 25 knots.
showers likely during the day, then a chance of showers tuesday
night. waves 7 to 11 feet subsiding to 4 to 7 feet. waves
occasionally around 14 feet. 

$$