For More Weather Information:

18NM WSW Islip NY

[NOTICE]

Last Update: 6:46 pm EST Nov 13, 2026
Forecast Valid: 7pm EST Nov 13, 2026-6pm EST Nov 20, 2026

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

Tonight

N wind 11 to 13 kt. Cloudy. Seas 1 ft or less.

Saturday

WNW wind 11 to 14 kt. Partly sunny. Seas 1 ft or less.

Saturday Night

WNW wind around 14 kt. Mostly cloudy, then gradually becoming clear. Seas 1 ft or less.

Sunday

NW wind around 14 kt. Sunny. Seas 1 ft or less.

Sunday Night

NW wind 8 to 12 kt. Mostly clear. Seas 1 ft or less.

Monday

NW wind 8 to 10 kt. Sunny. Seas 1 ft or less.

Monday Night

NW wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming WNW around 6 kt in the morning. Sunny. Seas 1 ft or less.

Tuesday Night

WNW wind around 6 kt. Clear. 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.