For More Weather Information:

15NM WSW Islip NY

[NOTICE]

Last Update: 1:32 pm EST Nov 28, 2025
Forecast Valid: 3pm EST Nov 28, 2025-6pm EST Dec 5, 2025

...GALE WARNING IN EFFECT UNTIL 1 AM EST SATURDAY...

This Afternoon

W wind around 23 kt, with gusts as high as 37 kt. Mostly sunny. Seas 1 ft or less.

Tonight

W wind 19 to 22 kt decreasing to 16 to 19 kt after midnight. Winds could gust as high as 35 kt. Mostly clear. Seas 1 ft or less.

Saturday

WNW wind 12 to 15 kt decreasing to 8 to 11 kt in the afternoon. Sunny. Seas 1 ft or less.

Saturday Night

Variable winds less than 5 kt becoming S 5 to 8 kt after midnight. Increasing clouds. Seas 1 ft or less.

Sunday

S wind 12 to 15 kt increasing to 17 to 20 kt in the afternoon. Winds could gust as high as 26 kt. Rain, mainly after 1pm. Seas 1 ft or less.

Sunday Night

SW wind 17 to 20 kt becoming WNW after midnight. A chance of rain before 1am. Seas 1 ft or less.

Monday

WNW wind 11 to 15 kt. Mostly sunny. Seas 1 ft or less.

Monday Night

N wind 6 to 8 kt becoming ESE after midnight. Mostly cloudy. Seas 1 ft or less.

Tuesday

ESE wind 7 to 10 kt becoming ENE 13 to 16 kt in the afternoon. 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.