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New York, NY Local Forecast Office

10NM E Islip NY

Marine Point Forecast

[NOTICE]

Tonight
SW 11kt
1ft
Tuesday
⇑SSW 15kt
< 1ft
Tuesday Night
SSW 17kt
1ft
Wednesday
SW 14kt
1ft
Wednesday Night
N 19kt
1ft
Thursday
NNE 16kt
1ft
Thursday Night
ENE 8kt
< 1ft
Friday
SE 8kt
< 1ft
Friday Night
SSE 6kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:13 pm EDT Oct 6, 2025
Forecast Valid: 6pm EDT Oct 6, 2025-6pm EDT Oct 13, 2025

View Nearby Observations

Detailed Forecast

Tonight

SW wind 9 to 11 kt. Clear. Seas around 1 ft.

Tuesday

SSW wind 9 to 12 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 21 kt. Increasing clouds. Seas 1 ft or less.

Tuesday Night

SSW wind around 17 kt, with gusts as high as 23 kt. Showers likely, mainly after 2am. Seas around 1 ft.

Wednesday

SW wind around 14 kt becoming NNW in the afternoon. Winds could gust as high as 20 kt. Showers, mainly before 2pm. The rain could be heavy at times. Seas around 1 ft.

Wednesday Night

N wind 16 to 19 kt. Mostly clear. Seas around 1 ft.

Thursday

NNE wind 12 to 16 kt. Sunny. Seas around 1 ft.

Thursday Night

ENE wind around 8 kt. Mostly clear. Seas 1 ft or less.

Friday

E wind around 8 kt becoming SE in the afternoon. Sunny. Seas 1 ft or less.

Friday Night

SSE wind around 6 kt becoming E after midnight. Partly cloudy. 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.