News Headlines

For More Weather Information:

New York, NY Local Forecast Office

12NM NW Islip NY

Marine Point Forecast

[NOTICE]

This Afternoon
NNW 8kt
1ft
Tonight
⇑NNW 9kt
1ft
Wednesday
NW 8kt
1ft
Wednesday Night
Light Wind
< 1ft
Thursday
⇑S 6kt
< 1ft
Thursday Night
S 10kt
1ft
Friday
SSW 6kt
1ft
Friday Night
S 6kt⇓
< 1ft
Saturday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 7:07 am EDT Jun 23, 2026
Forecast Valid: 1pm EDT Jun 23, 2026-6pm EDT Jun 29, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

NNW wind around 8 kt. Showers likely and possibly a thunderstorm before 2pm, then rain and possibly a thunderstorm between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Seas around 1 ft.

Tonight

Variable winds less than 5 kt becoming NNW 5 to 9 kt in the evening. Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 11pm. Seas around 1 ft.

Wednesday

NW wind 6 to 8 kt. Sunny. Seas around 1 ft.

Wednesday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Thursday Night

S wind 8 to 10 kt. A chance of showers and thunderstorms after 2am. Seas around 1 ft.

Friday

SSW wind around 6 kt. A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Seas around 1 ft.

Friday Night

S wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of showers and thunderstorms, then showers likely after 8pm. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. Showers likely, with thunderstorms also possible after 2pm. 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.