Last Update: 207 AM EDT Tue Sep 15 2026
For More Weather Information:
17NM SE Islip NY
Marine Zone Forecast
Overnight
NE winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: NE 3 ft at 4 seconds and SE 2 ft at 9 seconds.
Today
NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave detail: NE 3 ft at 5 seconds and S 1 ft at 6 seconds.
Tonight
SE winds around 5 kt, becoming S after midnight. Seas around 2 ft. Wave detail: E 2 ft at 6 seconds and SE 1 ft at 9 seconds.
Wed
SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas around 2 ft. Wave detail: E 2 ft at 5 seconds and SW 1 ft at 2 seconds.
Wed Night
SW winds 5 to 10 kt. Seas around 2 ft. Wave detail: E 2 ft at 6 seconds and SW 1 ft at 3 seconds.
Thu
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave detail: SW 2 ft at 3 seconds and E 2 ft at 7 seconds.
Thu Night
SW winds 15 to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft.
Fri
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft.
Fri Night
NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft.
Sat
E winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft.
Sat Night
SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaRADAR & SATELLITE IMAGES
