Forecast as of 3:54 am EST on December 12, 2013
Lake Ontario Open Waters From The Niagara River To Hamlin Beach-
West winds 15 to 25 knots increasing to 30 knots. A chance of snow showers this morning...then lake effect snow likely this afternoon. Waves 3 to 6 feet building to 5 to 8 feet.
West winds to 30 knots. Lake effect snow. Waves 6 to 9 feet.
West winds to 30 knots becoming north and diminishing to 10 to 15 knots in the afternoon. Lake effect snow in the morning...then a chance of snow showers in the afternoon. Waves 6 to 9 feet subsiding to 2 to 4 feet.
North winds 10 to 15 knots becoming east 15 to 20 knots. A chance of snow overnight. Waves 1 to 3 feet building to 2 to 4 feet.
East winds 15 to 25 knots becoming northeast. Snow. Waves 5 to 8 feet subsiding to 3 to 5 feet.
Northwest winds 5 to 15 knots becoming west. A chance of snow showers during the day...then snow showers likely Sunday night. Waves 1 to 3 feet.
Northwest winds 10 to 15 knots becoming southwest 10 knots or less. Snow showers likely during the day...then a chance of snow showers Monday night. Waves 1 to 3 feet.
Click any area for a Zone forecast. Click the Station ID for station data.
- Niagara River to Thirty-Mile Point NY
- Thirty-Mile Point to Sodus Bay NY
- Sodus Bay to Mexico Bay NY
- Mexico Bay NY to the St. Lawrence River
- Lake Ontario, Niagara River to Thirty-Mile Point NY beyond 5 nm offshore
- Lake Ontario, Thirty-Mile Point to Sodus Bay NY beyond 5 nm offshore
- Lake Ontario, Sodus Bay to Mexico Bay NY beyond 5 nm offshore
- Lake Ontario, Mexico Bay NY to the St. Lawrence River beyond 5 nm offshore
St. Lawrence River
Canadian portions of the Great Lakes
Marine & Boating
Enter a coastal zip code for marine weather.
Coastal Water Temperatures
|Buffalo, NY||34.0 °F|
Open Sea Buoy Information
|Place||ID||Sea Temp||Wave Height|
|NW Lake Ontario Ajax||45159||33 °F||0.00 ft|
|West Lake Ontario Grimsby||45139||58 °F||1.97 ft|
|Port Colborne||45142||31 °F||0.33 ft|
|Lake Ontario Buoy 20NM North Northeast of Rochester, NY||45012||0.66 ft|
|Lake Simcoe||45151||0.98 ft|
|Click the Station ID for daily observations and history.|
C-MAN Station Information
|Place||ID||Water Temp||Wave Height|
NOT FOR NAVIGATION. DO NOT RELY ON THIS DATA FOR DECISIONS THAT CAN RESULT IN HARM TO ANYONE OR ANYTHING.