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New York, NY Local Forecast Office

10NM E Islip NY

Marine Point Forecast

[NOTICE]

Today
⇑S 8kt
< 1ft
Tonight
SSW 7kt
< 1ft
Tuesday
⇑S 6kt
< 1ft
Tuesday Night
Light Wind
< 1ft
Wednesday
SSW 9kt
< 1ft
Wednesday Night
SW 9kt
< 1ft
Thursday
SSW 10kt
< 1ft
Thursday Night
WSW 9kt
< 1ft
Friday
WSW 9kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:18 am EDT Jul 14, 2025
Forecast Valid: 5am EDT Jul 14, 2025-6pm EDT Jul 20, 2025

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming S 5 to 8 kt in the morning. A slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Seas 1 ft or less.

Tonight

SSW wind 5 to 7 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Seas 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly between 8am and 2pm. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A slight chance of showers before 8pm, then a slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.

Wednesday

SSW wind 5 to 9 kt. A slight chance of showers and thunderstorms before 2pm. Seas 1 ft or less.

Wednesday Night

SW wind around 9 kt. A chance of showers after 8pm. Seas 1 ft or less.

Thursday

SSW wind 7 to 10 kt. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Thursday Night

WSW wind around 9 kt. A chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Friday

WSW wind 7 to 9 kt. A chance of showers. Seas 1 ft or less.

Winds and waves 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.