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 >

For More Weather Information:

Philadelphia, PA Local Forecast Office

30NM S New York NY

Marine Point Forecast

[NOTICE]
    • Friday

      Friday:NE wind around 10 kt. A slight chance of showers, mainly between noon and 2pm.   Seas around 3 ft.

      High: 75 °F

      NE 10kt
      3ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. A chance of showers, mainly after 5am.   Seas around 2 ft.

      Low: 70 °F

      Light Wind
      2ft

    • Saturday

      Saturday:NE wind 5 to 10 kt becoming E in the afternoon. Showers likely, with thunderstorms also possible after 11am.   Seas 2 to 3 ft.

      High: 75 °F

      E 10kt
      2-3ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 2am.   Seas 2 to 3 ft.

      Low: 70 °F

      Light Wind
      2-3ft

    • Sunday

      Sunday:Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm.   Seas around 2 ft.

      High: 79 °F

      Light Wind
      2ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.   Seas 2 to 3 ft.

      Low: 68 °F

      Light Wind
      2-3ft

    • Monday

      Monday:Variable winds 5 kt or less. Sunny. Seas 2 to 3 ft.

      High: 79 °F

      Light Wind
      2-3ft

    • Monday Night

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

      Low: 66 °F

      Light Wind
      2ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Sunny. Seas 1 to 2 ft.

      High: 78 °F

      Light Wind
      1-2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:03 pm EDT Aug 20, 2026
Forecast Valid: 3am EDT Aug 21, 2026-6pm EDT Aug 27, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT FRIDAY...

Friday
NE wind around 10 kt. A slight chance of showers, mainly between noon and 2pm. Seas around 3 ft.
Friday Night
Variable winds 5 kt or less. A chance of showers, mainly after 5am. Seas around 2 ft.
Saturday
NE wind 5 to 10 kt becoming E in the afternoon. Showers likely, with thunderstorms also possible after 11am. Seas 2 to 3 ft.
Saturday Night
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 2am. Seas 2 to 3 ft.
Sunday
Variable winds 5 kt or less. 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, then a slight chance of showers between 8pm and 2am. Seas 2 to 3 ft.
Monday
Variable winds 5 kt or less. Sunny. Seas 2 to 3 ft.
Monday Night
Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.
Tuesday
Variable winds 5 kt or less. Sunny. Seas 1 to 2 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 40.22°N 73.97°W
Last Update: 10:03 pm EDT Aug 20, 2026
Forecast Valid: 3am EDT Aug 21, 2026-6pm EDT Aug 27, 2026
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