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Philadelphia, PA Local Forecast Office

19NM NNE Lewes DE

Marine Point Forecast

[NOTICE]
    • Sunday

      Sunday:E wind 10 to 15 km/h becoming SE in the afternoon. Areas of fog before 9am.  Waves 1 m or less.

      High: 27 °C

      SE 15km/h
      < 1m

    • Sunday Night

      Sunday Night:ESE wind 10 to 15 km/h becoming SSE 5 to 8 km/h after midnight. Patchy fog after 11pm.  Waves 1 m or less.

      Low: 23 °C

      ESE 15km/h⇓
      < 1m

    • Monday

      Monday:S wind 10 to 15 km/h. A chance of showers, with thunderstorms also possible after 11am.   Waves 1 m or less.

      High: 27 °C

      S 15km/h
      < 1m

    • Monday Night

      Monday Night:S wind 10 to 15 km/h becoming SW after midnight. A chance of showers and thunderstorms, mainly before 8pm.   Waves 1 m or less.

      Low: 24 °C

      S 15km/h
      < 1m

    • Tuesday

      Tuesday:W wind 5 to 8 km/h becoming S 7 to 10 km/h in the afternoon. A slight chance of showers, with thunderstorms also possible after 2pm.   Waves 1 m or less.

      High: 28 °C

      ⇑S 10km/h
      < 1m

    • Tuesday Night

      Tuesday Night:SSW wind 10 to 15 km/h. A slight chance of thunderstorms before 8pm.   Waves 1 m or less.

      Low: 24 °C

      SSW 15km/h
      < 1m

    • Wednesday

      Wednesday:S wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Mostly sunny. Waves 1 m or less.

      High: 28 °C

      ⇑S 20km/h
      < 1m

    • Wednesday Night

      Wednesday Night:SSW wind 20 to 25 km/h, with gusts as high as 30 km/h. Partly cloudy. Waves 1 m or less.

      Low: 25 °C

      SSW 25km/h
      < 1m

    • Thursday

      Thursday:SW wind around 20 km/h. A chance of showers.   Waves 1 m or less.

      High: 30 °C

      SW 20km/h
      < 1m


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:08 am EDT Jul 13, 2025
Forecast Valid: 2am EDT Jul 13, 2025-6pm EDT Jul 19, 2025

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Detailed Forecast


Sunday
E wind 10 to 15 km/h becoming SE in the afternoon. Areas of fog before 9am. Waves 1 m or less.
Sunday Night
ESE wind 10 to 15 km/h becoming SSE 5 to 8 km/h after midnight. Patchy fog after 11pm. Waves 1 m or less.
Monday
S wind 10 to 15 km/h. A chance of showers, with thunderstorms also possible after 11am. Waves 1 m or less.
Monday Night
S wind 10 to 15 km/h becoming SW after midnight. A chance of showers and thunderstorms, mainly before 8pm. Waves 1 m or less.
Tuesday
W wind 5 to 8 km/h becoming S 7 to 10 km/h in the afternoon. A slight chance of showers, with thunderstorms also possible after 2pm. Waves 1 m or less.
Tuesday Night
SSW wind 10 to 15 km/h. A slight chance of thunderstorms before 8pm. Waves 1 m or less.
Wednesday
S wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Mostly sunny. Waves 1 m or less.
Wednesday Night
SSW wind 20 to 25 km/h, with gusts as high as 30 km/h. Partly cloudy. Waves 1 m or less.
Thursday
SW wind around 20 km/h. A chance of showers. Waves 1 m 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: 39.09°N 75.03°W
Last Update: 1:08 am EDT Jul 13, 2025
Forecast Valid: 2am EDT Jul 13, 2025-6pm EDT Jul 19, 2025
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