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New York, NY Local Forecast Office

22NM SW Islip NY

Marine Point Forecast

[NOTICE]

This Afternoon
S 10km/h
1m
Tonight
S 13km/h
1m
Wednesday
⇑S 16km/h
1m
Wednesday Night
SW 24km/h
1m
Thursday
SSW 24km/h
1m
Thursday Night
SW 24km/h
1m
Friday
WNW 16km/h
1m
Friday Night
NW 16km/h
1m
Saturday
NE 16km/h
1m

Associated Zone Forecast which includes this point

Last Update: 3:16 pm EDT Jul 15, 2025
Forecast Valid: 3pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025

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Detailed Forecast

This Afternoon

S wind around 10 km/h. Mostly sunny. Seas around 1 m.

Tonight

S wind 10 to 13 km/h becoming SW after midnight. Partly cloudy. Seas around 1 m.

Wednesday

SW wind 8 to 11 km/h becoming S 13 to 16 km/h in the afternoon. A slight chance of showers and thunderstorms after 5pm. Seas around 1 m.

Wednesday Night

SW wind around 24 km/h. A chance of showers and thunderstorms, mainly after 8pm. Seas around 1 m.

Thursday

SSW wind 21 to 24 km/h, with gusts as high as 32 km/h. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Seas around 1 m.

Thursday Night

SW wind 21 to 24 km/h. Showers likely and possibly a thunderstorm before 8pm. Seas around 1 m.

Friday

WNW wind around 16 km/h. Mostly sunny. Seas around 1 m.

Friday Night

NW wind around 16 km/h becoming NNE after midnight. Partly cloudy. Seas around 1 m.

Saturday

NE wind 13 to 16 km/h becoming SE in the afternoon. Sunny. Seas around 1 m.

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.