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Philadelphia, PA Local Forecast Office

4NM ESE Lewes DE

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:S wind 15 to 20 km/h decreasing to 10 to 15 km/h after midnight. Partly cloudy. Seas around 1 m.

      Low: 22 °C

      S 20km/h⇓
      1m

    • Sunday

      Sunday:SSE wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Mostly sunny. Seas around 1 m.

      High: 28 °C

      ⇑SSE 20km/h
      1m

    • Sunday Night

      Sunday Night:S wind 15 to 20 km/h. A slight chance of showers and thunderstorms between 2am and 5am, then a slight chance of showers after 5am.   Seas around 1 m.

      Low: 24 °C

      S 20km/h
      1m

    • Monday

      Monday:S wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 35 km/h. A chance of showers, with thunderstorms also possible after 11am.   Seas around 1 m.

      High: 28 °C

      ⇑S 25km/h
      1m

    • Monday Night

      Monday Night:SSW wind 17 to 20 km/h decreasing to 15 to 18 km/h after midnight. A chance of showers and thunderstorms.   Seas around 1 m.

      Low: 24 °C

      SSW 20km/h⇓
      1m

    • Tuesday

      Tuesday:SSW wind around 15 km/h. A slight chance of showers, then a chance of showers and thunderstorms after 11am.   Seas around 1 m.

      High: 29 °C

      SSW 15km/h
      1m

    • Tuesday Night

      Tuesday Night:SSW wind 10 to 15 km/h. A chance of showers and thunderstorms.   Seas around 1 m.

      Low: 24 °C

      SSW 15km/h
      1m

    • Wednesday

      Wednesday:W wind around 10 km/h becoming S in the afternoon. A chance of showers and thunderstorms after 2pm.   Seas around 1 m.

      High: 29 °C

      SSW 10km/h
      1m

    • Wednesday Night

      Wednesday Night:S wind around 10 km/h becoming SW after midnight. A chance of showers and thunderstorms.   Seas around 1 m.

      Low: 23 °C

      S 10km/h
      1m


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:12 pm EDT Jul 5, 2025
Forecast Valid: 6pm EDT Jul 5, 2025-6pm EDT Jul 12, 2025

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Detailed Forecast


Tonight
S wind 15 to 20 km/h decreasing to 10 to 15 km/h after midnight. Partly cloudy. Seas around 1 m.
Sunday
SSE wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Mostly sunny. Seas around 1 m.
Sunday Night
S wind 15 to 20 km/h. A slight chance of showers and thunderstorms between 2am and 5am, then a slight chance of showers after 5am. Seas around 1 m.
Monday
S wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 35 km/h. A chance of showers, with thunderstorms also possible after 11am. Seas around 1 m.
Monday Night
SSW wind 17 to 20 km/h decreasing to 15 to 18 km/h after midnight. A chance of showers and thunderstorms. Seas around 1 m.
Tuesday
SSW wind around 15 km/h. A slight chance of showers, then a chance of showers and thunderstorms after 11am. Seas around 1 m.
Tuesday Night
SSW wind 10 to 15 km/h. A chance of showers and thunderstorms. Seas around 1 m.
Wednesday
W wind around 10 km/h becoming S in the afternoon. A chance of showers and thunderstorms after 2pm. Seas around 1 m.
Wednesday Night
S wind around 10 km/h becoming SW after midnight. A chance of showers and thunderstorms. Seas around 1 m.

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: 38.74°N 75.04°W
Last Update: 4:12 pm EDT Jul 5, 2025
Forecast Valid: 6pm EDT Jul 5, 2025-6pm EDT Jul 12, 2025
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