For More Weather Information:

12NM NW Islip NY

[NOTICE]

Last Update: 3:40 pm EST Mar 7, 2026
Forecast Valid: 8pm EST Mar 7, 2026-6pm EDT Mar 14, 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EST SUNDAY...

Tonight

SSW wind 8 to 10 kt. A chance of rain or drizzle before 1am, then showers likely, mainly after 4am. Patchy fog. Seas 1 ft or less.

Sunday

SW wind around 11 kt becoming W in the afternoon. Showers likely, mainly before 7am. Patchy fog before 10am. Seas around 1 ft.

Sunday Night

W wind 5 to 9 kt. Mostly clear. Seas 1 ft or less.

Monday

Variable winds less than 5 kt becoming SSW 6 to 11 kt in the morning. Sunny. Seas 1 ft or less.

Monday Night

SSW wind 5 to 9 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 SSW around 6 kt in the afternoon. Sunny. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.

Wednesday

S wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Cloudy. Seas 1 ft or less.

Wednesday Night

S wind 20 to 23 kt increasing to 23 to 26 kt after midnight. A chance of showers. 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.