Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

35NM S Philadelphia PA

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 83 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Low: 61 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 83 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Low: 63 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 85 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. A slight chance of showers after 2am.   Waves 1 ft or less.

      Low: 70 °F

      Light Wind
      < 1ft

    • Thursday

      Thursday:S wind 5 to 10 kt. A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      High: 86 °F

      S 10kt
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm.   Waves 1 ft or less.

      Low: 70 °F

      Light Wind
      < 1ft

    • Friday

      Friday:Variable winds 5 kt or less. A chance of showers.   Waves 1 ft or less.

      High: 86 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Aug 24, 2026
Forecast Valid: 11am EDT Aug 24, 2026-6pm EDT Aug 30, 2026

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Detailed Forecast


Today
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Wednesday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. A slight chance of showers after 2am. Waves 1 ft or less.
Thursday
S wind 5 to 10 kt. A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. A chance of showers. Waves 1 ft or less.

Winds and seas higher in and near tstms.

*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: 39.39°N 75.24°W
Last Update: 4:08 am EDT Aug 24, 2026
Forecast Valid: 11am EDT Aug 24, 2026-6pm EDT Aug 30, 2026
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