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New York, NY Local Forecast Office

12NM NW Islip NY

Marine Point Forecast

[NOTICE]

Sunday
W 16kt⇓
1ft
Sunday Night
WSW 16kt
< 1ft
Monday
W 18kt
< 1ft
Monday Night
WNW 15kt
1ft
Tuesday
WSW 11kt
< 1ft
Tuesday Night
WSW 10kt
< 1ft
Veterans Day
W 9kt
< 1ft
Wednesday Night
Light Wind
< 1ft
Thursday
ENE 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 1:44 am EST Nov 8, 2026
Forecast Valid: 3am EST Nov 8, 2026-6pm EST Nov 14, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

Sunday

W wind 13 to 16 kt decreasing to 10 to 13 kt in the afternoon. Winds could gust as high as 24 kt. Mostly cloudy through mid morning, then gradual clearing. Seas around 1 ft.

Sunday Night

WSW wind 13 to 16 kt, with gusts as high as 22 kt. Mostly clear. Seas 1 ft or less.

Monday

W wind 14 to 18 kt becoming WNW in the afternoon. Mostly sunny. Seas 1 ft or less.

Monday Night

WNW wind 12 to 15 kt. Mostly clear. Seas around 1 ft.

Tuesday

WSW wind 9 to 11 kt. Mostly sunny. Seas 1 ft or less.

Tuesday Night

WSW wind around 10 kt. Mostly clear. Seas 1 ft or less.

Veterans Day

W wind 5 to 9 kt. Sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Thursday

ENE wind 5 to 7 kt. A chance of rain. Seas 1 ft or less.

*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.