Hazardous Weather Conditions
Last Update: 1024 AM EDT Sat Sep 19 2026
For More Weather Information:
46NM S Islip NY
Marine Zone Forecast
Today
E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave detail: E 4 ft at 6 seconds and SE 1 ft at 11 seconds.
Tonight
E winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave detail: E 3 ft at 6 seconds and SE 1 ft at 11 seconds.
Sun
SE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave detail: E 3 ft at 7 seconds and SE 2 ft at 8 seconds. Chance of rain in the afternoon.
Sun Night
S winds around 10 kt, becoming W with gusts up to 20 kt after midnight. Seas 3 to 4 ft, occasionally to 5 ft. Wave detail: SE 3 ft at 7 seconds and S 2 ft at 4 seconds. Slight chance of tstms. Rain.
Mon
NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave detail: E 5 ft at 7 seconds and SW 1 ft at 4 seconds. Rain, mainly in the morning.
Mon Night
NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave detail: E 6 ft at 7 seconds and SE 2 ft at 8 seconds. Chance of rain.
Tue
NE winds 20 to 25 kt with gusts up to 35 kt. Seas 7 to 10 ft, occasionally to 13 ft. Chance of showers.
Tue Night
NE winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to 13 ft, occasionally to 17 ft.
Wed
NE winds around 30 kt with gusts up to 45 kt. Seas 12 to 16 ft, occasionally to 20 ft. Chance of showers.
Wed Night
NE winds 30 to 35 kt with gusts up to 45 kt. Seas 14 to 17 ft, occasionally to 22 ft. Chance of showers.
winds and seas may be higher in and near tstms.
winds and seas may be higher in and near tstms.
Winds and seas may be higher in and near tstms.
Additional Forecasts and Information
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