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New York, NY Local Forecast Office

12NM NW Islip NY

Marine Point Forecast

[NOTICE]

Veterans Day
WNW 9kt⇓
< 1ft
Tonight
⇑ESE 9kt
< 1ft
Thursday
E 13kt
< 1ft
Thursday Night
N 19kt
1ft
Friday
NNW 19kt
1ft
Friday Night
NNW 16kt
1ft
Saturday
NW 15kt
1ft
Saturday Night
NW 13kt
1ft
Sunday
NNW 12kt
1ft

Associated Zone Forecast which includes this point

Last Update: 8:57 am EST Nov 11, 2026
Forecast Valid: 9am EST Nov 11, 2026-6pm EST Nov 17, 2026

View Nearby Observations

Detailed Forecast

Veterans Day

WNW wind 5 to 9 kt becoming variable and less than 5 kt in the afternoon. Partly sunny. Seas 1 ft or less.

Tonight

Variable winds less than 5 kt becoming ESE 5 to 9 kt after midnight. Mostly cloudy. Seas 1 ft or less.

Thursday

E wind 11 to 13 kt. A chance of rain and thunderstorms before 1pm, then rain likely and possibly a thunderstorm between 1pm and 4pm, then rain after 4pm. Seas 1 ft or less.

Thursday Night

N wind 16 to 19 kt. Rain. Seas around 1 ft.

Friday

NNW wind 15 to 19 kt. Rain. Seas around 1 ft.

Friday Night

NNW wind around 16 kt. A chance of rain. Seas around 1 ft.

Saturday

NW wind around 15 kt, with gusts as high as 21 kt. Partly sunny. Seas around 1 ft.

Saturday Night

NW wind 11 to 13 kt. Partly cloudy. Seas around 1 ft.

Sunday

NNW wind 10 to 12 kt. Mostly sunny. Seas around 1 ft.

Winds and seas may be higher in and near tstms.

*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.