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New York, NY Local Forecast Office

22NM SW Islip NY

Marine Point Forecast

[NOTICE]

Saturday
NW 18km/h
1m
Saturday Night
SW 21km/h⇓
1m
Sunday
⇑S 35km/h
1m
Sunday Night
SSW 37km/h⇓
1m
Monday
NW 26km/h⇓
1m
Monday Night
WSW 21km/h⇓
1m
Tuesday
⇑SW 21km/h
1m
Tuesday Night
S 24km/h⇓
1m
Wednesday
⇑S 24km/h
1m

Associated Zone Forecast which includes this point

Last Update: 8:13 pm EDT Jun 12, 2026
Forecast Valid: 2am EDT Jun 13, 2026-6pm EDT Jun 19, 2026

View Nearby Observations

Detailed Forecast

Saturday

NW wind 13 to 18 km/h becoming SW in the afternoon. Sunny. Seas around 1 m.

Saturday Night

SW wind 16 to 21 km/h becoming WSW 10 to 15 km/h in the evening. Mostly clear. Seas around 1 m.

Sunday

S wind 13 to 18 km/h increasing to 30 to 35 km/h. Winds could gust as high as 45 km/h. A chance of showers after 2pm. Seas around 1 m.

Sunday Night

SSW wind 32 to 37 km/h becoming WSW 24 to 29 km/h after midnight. Winds could gust as high as 47 km/h. A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a slight chance of showers after 2am. Seas around 1 m.

Monday

NW wind 23 to 26 km/h becoming WNW 18 to 21 km/h in the afternoon. Winds could gust as high as 32 km/h. A slight chance of showers before 8am. Seas around 1 m.

Monday Night

WSW wind 18 to 21 km/h becoming N 13 to 16 km/h in the evening. Partly cloudy. Seas around 1 m.

Tuesday

N wind 10 to 15 km/h becoming SW 16 to 21 km/h in the afternoon. Partly sunny. Seas around 1 m.

Tuesday Night

S wind 19 to 24 km/h becoming SW 11 to 16 km/h. Partly cloudy. Seas around 1 m.

Wednesday

SSW wind 10 to 15 km/h becoming S 19 to 24 km/h. Mostly sunny. Seas around 1 m.

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.