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New York, NY Local Forecast Office

19NM WSW Islip NY

Marine Point Forecast

[NOTICE]

Today
⇑NW 29kt
4ft

Gale Warning
Tonight
NNW 30kt⇓
3ft

Gale Warning
Sunday
NW 23kt
3ft

Gale Warning
Sunday Night
NNW 20kt⇓
3ft
Monday
WNW 11kt
2-3ft
Monday Night
WNW 9kt
2ft
Tuesday
NW 7kt
2ft
Tuesday Night
SW 7kt
2ft
Wednesday
W 11kt
2ft

Associated Zone Forecast which includes this point

Last Update: 1:33 am EST Feb 7, 2026
Forecast Valid: 5am EST Feb 7, 2026-6pm EST Feb 13, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING IN EFFECT FROM 6 AM EST THIS MORNING THROUGH

Today

NW wind 20 to 23 kt increasing to 26 to 29 kt in the afternoon. Winds could gust as high as 41 kt. Snow, mainly before 7am. Patchy freezing spray after 7am. Seas 2 ft building to 4 ft.

Tonight

NNW wind 27 to 30 kt decreasing to 23 to 26 kt after midnight. Winds could gust as high as 43 kt. Widespread freezing spray. Partly cloudy. Seas around 3 ft.

Sunday

NW wind 21 to 23 kt. Widespread freezing spray, mainly before 1pm. Sunny. Seas around 3 ft.

Sunday Night

NNW wind 17 to 20 kt decreasing to 11 to 14 kt after midnight. Mostly clear. Seas around 3 ft.

Monday

WNW wind 9 to 11 kt. Mostly sunny. Seas 2 to 3 ft.

Monday Night

WNW wind 7 to 9 kt. Mostly cloudy. Seas around 2 ft.

Tuesday

NW wind around 7 kt becoming WSW in the afternoon. Partly sunny. Seas around 2 ft.

Tuesday Night

SW wind around 7 kt. Mostly cloudy. Seas around 2 ft.

Wednesday

W wind 8 to 11 kt. Partly sunny. Seas around 2 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.