Hazardous Weather Conditions
Last Update: 232 PM EDT Sat Sep 19 2026
For More Weather Information:
46NM S Islip NY
Marine Zone Forecast
Rest Of 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 5 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 with gusts up to 20 kt. Seas around 3 ft. Wave detail: SE 3 ft at 7 seconds. Chance of showers in the afternoon.
Sun Night
S winds 10 to 15 kt, becoming W after midnight. Gusts up to 25 kt. Seas around 3 ft. Wave detail: SE 3 ft at 8 seconds and SW 2 ft at 4 seconds. Chance of rain and slight chance of tstms in the evening, then chance of showers after midnight.
Mon
NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: NE 5 ft at 5 seconds and W 3 ft at 4 seconds. Chance of showers.
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. Chance of showers.
Tue
NE winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 9 ft, occasionally to 11 ft. Chance of showers.
Tue Night
NE winds 25 to 30 kt. Seas 8 to 11 ft, occasionally to 14 ft.
Wed
NE winds 25 to 30 kt with gusts up to 40 kt. Seas 10 to 14 ft, occasionally to 18 ft.
Wed Night
NE winds around 30 kt with gusts up to 45 kt. Seas 13 to 16 ft, occasionally to 20 ft. Chance of showers.
Thu
NE winds 30 to 35 kt with gusts up to 45 kt. Seas 13 to 18 ft, occasionally to 23 ft. Chance of showers.
Thu Night
NE winds 30 to 35 kt with gusts up to 45 kt. Seas 10 to 14 ft, occasionally to 18 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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