Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

New York, NY Local Forecast Office

15NM SW Islip NY

Marine Point Forecast

[NOTICE]

Sunday
⇑S 9kt
3-4ft
Sunday Night
N 10kt
3-4ft
Monday
NNE 9kt
3ft
Monday Night
⇑NNW 13kt
3ft
Tuesday
N 13kt⇓
2-3ft
Tuesday Night
SSW 10kt
2ft
Wednesday
⇑S 20kt
4ft
Wednesday Night
S 19kt
4ft
Thursday
SE 15kt
4ft

Associated Zone Forecast which includes this point

Last Update: 9:48 pm EDT May 9, 2026
Forecast Valid: 2am EDT May 10, 2026-6pm EDT May 16, 2026

View Nearby Observations

Detailed Forecast

Sunday

Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. Areas of fog before 11am. Seas 3 to 4 ft.

Sunday Night

SW wind 6 to 10 kt becoming N after midnight. Showers, mainly after 2am. Seas 3 to 4 ft.

Monday

NNE wind 6 to 9 kt becoming NNW in the afternoon. Showers, mainly before 2pm. Seas around 3 ft.

Monday Night

WSW wind 5 to 8 kt becoming NNW 10 to 13 kt after midnight. A slight chance of showers before 8pm. Seas around 3 ft.

Tuesday

N wind 10 to 13 kt becoming NW 7 to 10 kt in the afternoon. Sunny. Seas 2 to 3 ft.

Tuesday Night

SSW wind 7 to 10 kt. Partly cloudy. Seas around 2 ft.

Wednesday

S wind 9 to 14 kt increasing to 15 to 20 kt in the afternoon. Showers likely, mainly after 2pm. Seas 2 ft building to 4 ft.

Wednesday Night

S wind 16 to 19 kt. Showers. Seas around 4 ft.

Thursday

SE wind 13 to 15 kt. Showers. Seas around 4 ft.

*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.