Forecast as of 3:53 am EST on December 5, 2013
Lake Ontario Open Waters From Hamlin Beach To The Saint Lawrence
South winds 15 to 25 knots becoming southwest. Scattered showers through mid morning. A chance of showers this afternoon. Waves 3 to 6 feet.
West winds 15 to 20 knots. A chance of rain showers. Waves 3 to 5 feet.
West winds 15 to 20 knots. A chance of rain and snow in the morning. Waves 2 to 4 feet building to 3 to 5 feet.
West winds 10 to 15 knots becoming northwest 15 to 20 knots. A chance of snow. Waves 2 to 4 feet.
Northwest winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of snow showers. Waves 2 to 4 feet building to 3 to 5 feet...then subsiding to 2 to 4 feet.
North winds 5 to 10 knots becoming southeast and increasing to 30 knots. Snow...rain and freezing rain likely Sunday night. Waves 1 to 3 feet building to 4 to 7 feet.
South winds to 30 knots becoming west. A chance of rain showers and freezing rain likely during the day...then a chance of snow showers Monday night. Waves 3 to 6 feet building to 8 to 11 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
|Alexandria Bay, NY||42.1 °F|
Open Sea Buoy Information
|Place||ID||Sea Temp||Wave Height|
|Prince Edward Pt||45135||48 °F||4.27 ft|
|Lake Ontario Buoy 20NM North Northeast of Rochester, NY||45012||46 °F||3.94 ft|
|Click the Station ID for daily observations and history.|
C-MAN Station Information
|Place||ID||Water Temp||Wave Height|
|Galloo Island, NY|
|Thousand I Brdg NY|
|Alexandria Bay, NY|
|Superior Shoals, NY|
NOT FOR NAVIGATION. DO NOT RELY ON THIS DATA FOR DECISIONS THAT CAN RESULT IN HARM TO ANYONE OR ANYTHING.