Prolonged Atmospheric River Will Impact the Northwest Early this Week
A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >
Hazardous Weather Conditions
Last Update: 403 PM EST Sun Dec 7 2025
For More Weather Information:
4NM WNW Olcott NY
Marine Zone Forecast
Tonight
Northwest winds 15 to 20 knots becoming north. A chance of snow showers early. Waves 3 to 6 feet. Waves occasionally around 7 feet.
Monday
North winds 5 to 15 knots becoming west less than 10 knots. Mostly sunny. Waves 2 to 4 feet subsiding to 2 feet or less.
Monday Night
South winds 10 knots or less increasing to 10 to 15 knots. Partly to mostly cloudy. Waves 1 foot or less.
Tuesday
South winds 15 to 20 knots becoming southwest and increasing to 30 knots. A chance of snow showers in the morning, then snow showers likely in the afternoon. Waves 1 to 3 feet building to 4 to 7 feet. Waves occasionally around 9 feet.
Tuesday Night
Southwest winds to 30 knots diminishing to 15 to 25 knots. Snow showers likely with a chance of rain showers in the evening, then rain and snow overnight. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet.
Wednesday
South winds to 30 knots becoming northwest 15 to 25 knots. Rain and snow. Waves 3 to 5 feet building to 5 to 8 feet. Waves occasionally around 10 feet.
Thursday
West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of snow showers. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet.
Friday
Northwest winds 15 to 20 knots becoming west. A chance of snow showers during the day, then snow showers likely friday night. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet.
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