Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

13NM S Lewes DE

Marine Point Forecast

[NOTICE]
    • Today

      Today:ENE wind around 10 kt. Partly sunny. Seas 1 ft or less.

      High: 79 °F

      ENE 10kt
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 5am.   Seas 1 ft or less.

      Low: 72 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. A chance of showers and thunderstorms, mainly between 2pm and 3pm.   Seas 1 ft or less.

      High: 83 °F

      ⇑S 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

      Low: 75 °F

      Light Wind
      < 1ft

    • Thursday

      Thursday:SSW wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.

      High: 87 °F

      ⇑SSW 10kt
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.

      Low: 75 °F

      SSW 10kt
      < 1ft

    • Friday

      Friday:SW wind 5 to 10 kt. Sunny. Seas 1 ft or less.

      High: 88 °F

      SW 10kt
      < 1ft

    • Friday Night

      Friday Night:SW wind 5 to 10 kt. A chance of showers and thunderstorms before 2am.   Seas 1 ft or less.

      Low: 74 °F

      SW 10kt
      < 1ft

    • Saturday

      Saturday:SW wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

      High: 88 °F

      SW 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Aug 4, 2026
Forecast Valid: 5am EDT Aug 4, 2026-6pm EDT Aug 10, 2026

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Detailed Forecast


Today
ENE wind around 10 kt. Partly sunny. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 5am. Seas 1 ft or less.
Wednesday
S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. A chance of showers and thunderstorms, mainly between 2pm and 3pm. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Thursday
SSW wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
SSW wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.
Friday
SW wind 5 to 10 kt. Sunny. Seas 1 ft or less.
Friday Night
SW wind 5 to 10 kt. A chance of showers and thunderstorms before 2am. Seas 1 ft or less.
Saturday
SW wind 5 to 10 kt. Mostly sunny. Seas 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: 38.57°N 75.1°W
Last Update: 4:08 am EDT Aug 4, 2026
Forecast Valid: 5am EDT Aug 4, 2026-6pm EDT Aug 10, 2026
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