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- Latest Briefing: Major Winter Storm Sunday into Monday
- Winter Storm Watch Late Saturday Night Through Monday Afternoon
- Cold Weather Advisory Late Friday Evening Until Late Saturday Morning
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Hazardous Weather Conditions
Last Update: 205 AM EST Fri Jan 23 2026
For More Weather Information:
10NM E Islip NY
Marine Zone Forecast
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING THROUGH LATE TONIGHT...
Today
W winds 10 to 15 kt with gusts up to 20 kt, increasing to 20 to 25 kt with gusts up to 30 kt. Waves 1 ft or less, then around 2 ft this afternoon.
Tonight
NW winds 20 to 25 kt with gusts up to 30 kt. Waves around 2 ft in the evening, then 1 ft or less.
Sat
NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Waves 1 ft or less.
Sat Night
N winds 5 to 10 kt. Waves 1 ft or less. Chance of snow after midnight.
Sun
NE winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Waves 1 ft or less, then around 2 ft in the afternoon. Snow. Vsby less than 1 nm.
Sun Night
NE winds 20 to 25 kt. Gusts up to 40 kt in the evening. Waves around 2 ft. Snow and sleet in the evening, then sleet, freezing rain and snow after midnight. Vsby less than 1 nm in the evening.
Mon
N winds 20 to 25 kt with gusts up to 30 kt. Waves around 2 ft. Snow likely.
Mon Night
NW winds 25 to 30 kt. Waves around 2 ft. Chance of snow. Vsby 1 to 3 nm.
Tue
W winds 20 to 25 kt with gusts up to 30 kt. Waves around 2 ft.
Tue Night
W winds 20 to 25 kt. Waves 1 to 2 ft.
Additional Forecasts and Information
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