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18NM WSW Islip NY

[NOTICE]

Last Update: 5:23 pm EDT Jun 22, 2025
Forecast Valid: 2am EDT Jun 23, 2025-6pm EDT Jun 29, 2025

Monday

Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.

Monday Night

S wind 5 to 8 kt. Mostly clear. Seas 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SW 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.

Tuesday Night

WSW wind 5 to 8 kt becoming NW after midnight. Mostly clear. Seas 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Wednesday Night

ESE wind around 6 kt. Mostly cloudy. Seas 1 ft or less.

Thursday

E wind 7 to 10 kt becoming SSE in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Thursday Night

SE wind around 9 kt becoming E after midnight. A chance of showers and thunderstorms. Seas 1 ft or less.

Friday

E wind 9 to 12 kt. A chance of showers. Seas 1 ft or less.

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.