Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Hazardous Weather Conditions

Small Craft Advisory until August 21, 08:00 AM EDT

For More Weather Information:

Philadelphia, PA Local Forecast Office

40NM S New York NY

Marine Point Forecast

[NOTICE]

Friday
High: 76 °F
NNE 15kt⇓
3ft

Small Craft Advisory
Friday Night
Low: 70 °F
Light Wind
2-3ft
Saturday
High: 76 °F
Light Wind
2ft
Saturday Night
Low: 71 °F
Light Wind
2-3ft
Sunday
High: 80 °F
Light Wind
2ft
Sunday Night
Low: 69 °F
Light Wind
2ft
Monday
High: 79 °F
Light Wind
2ft
Monday Night
Low: 67 °F
Light Wind
2ft
Tuesday
High: 78 °F
Light Wind
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Aug 21, 2026
Forecast Valid: 4am EDT Aug 21, 2026-6pm EDT Aug 27, 2026

View Nearby Observations

Detailed Forecast

Friday

NNE wind 12 to 15 kt decreasing to 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. A slight chance of showers before 8am. Seas around 3 ft.

Friday Night

Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.

Saturday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 5pm. Seas around 2 ft.

Saturday Night

Variable winds 5 kt or less. Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Seas 2 to 3 ft.

Sunday

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

Sunday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm. Seas around 2 ft.

Monday

Variable winds 5 kt or less. Sunny. Seas around 2 ft.

Monday Night

Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.

Tuesday

Variable winds 5 kt or less. Sunny. Seas around 2 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.