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Philadelphia, PA Local Forecast Office

20NM NNW Lewes DE

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSE wind around 10 kt. A slight chance of showers before 8pm, then a slight chance of showers and thunderstorms after 3am.   Waves 1 to 2 ft.

      Low: 76 °F

      SSE 10kt
      1-2ft

    • Monday

      Monday:SE wind around 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm.   Waves around 1 ft.

      High: 82 °F

      SE 10kt
      1ft

    • Monday Night

      Monday Night:SSE wind around 10 kt becoming WSW after midnight. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.   Waves 1 to 2 ft.

      Low: 76 °F

      SSE 10kt
      1-2ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm.   Waves around 1 ft.

      High: 87 °F

      Light Wind
      1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am.   Waves around 1 ft.

      Low: 76 °F

      Light Wind
      1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.   Waves around 1 ft.

      High: 84 °F

      Light Wind
      1ft

    • Wednesday Night

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

      Low: 73 °F

      Light Wind
      1ft

    • Thursday

      Thursday:Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm.   Waves around 1 ft.

      High: 82 °F

      Light Wind
      1ft

    • Thursday Night

      Thursday Night:S wind around 10 kt. Showers and possibly a thunderstorm before 2am, then a chance of showers.   Waves around 1 ft.

      Low: 73 °F

      S 10kt
      1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:25 pm EDT Jul 6, 2025
Forecast Valid: 7pm EDT Jul 6, 2025-6pm EDT Jul 13, 2025

View Nearby Observations

Detailed Forecast


Tonight
SSE wind around 10 kt. A slight chance of showers before 8pm, then a slight chance of showers and thunderstorms after 3am. Waves 1 to 2 ft.
Monday
SE wind around 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Waves around 1 ft.
Monday Night
SSE wind around 10 kt becoming WSW after midnight. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Waves 1 to 2 ft.
Tuesday
Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm. Waves around 1 ft.
Tuesday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Waves around 1 ft.
Wednesday
Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Waves around 1 ft.
Wednesday Night
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Waves around 1 ft.
Thursday
Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Waves around 1 ft.
Thursday Night
S wind around 10 kt. Showers and possibly a thunderstorm before 2am, then a chance of showers. Waves around 1 ft.

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: 39.1°N 75.26°W
Last Update: 6:25 pm EDT Jul 6, 2025
Forecast Valid: 7pm EDT Jul 6, 2025-6pm EDT Jul 13, 2025
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