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Philadelphia, PA Local Forecast Office

20NM NE Lewes DE

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.

      Low: 51 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:ENE wind 5 to 10 kt. Mostly cloudy. Seas 1 ft or less.

      High: 58 °F

      ENE 10kt
      < 1ft

    • Saturday Night

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

      Low: 49 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:W wind 10 to 13 kt becoming NW 12 to 15 kt in the afternoon. Winds could gust as high as 25 kt. Showers, mainly after 8am.   Seas 1 ft or less.

      High: 60 °F

      ⇑NW 15kt
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Showers, mainly before 8pm.   Seas 1 ft or less.

      Low: 45 °F

      Light Wind
      < 1ft

    • Monday

      Monday:WNW wind around 10 kt. Mostly sunny. Seas 1 ft or less.

      High: 52 °F

      WNW 10kt
      < 1ft

    • Monday Night

      Monday Night:NW wind 5 to 10 kt becoming N after midnight. Mostly clear. Seas 1 ft or less.

      Low: 38 °F

      NW 10kt
      < 1ft

    • Tuesday

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

      High: 52 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:SSW wind around 10 kt. Mostly clear. Seas 1 ft or less.

      Low: 46 °F

      SSW 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:10 pm EDT Apr 17, 2026
Forecast Valid: 9pm EDT Apr 17, 2026-6pm EDT Apr 24, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.
Saturday
ENE wind 5 to 10 kt. Mostly cloudy. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. A slight chance of showers after 2am. Seas 1 ft or less.
Sunday
W wind 10 to 13 kt becoming NW 12 to 15 kt in the afternoon. Winds could gust as high as 25 kt. Showers, mainly after 8am. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Showers, mainly before 8pm. Seas 1 ft or less.
Monday
WNW wind around 10 kt. Mostly sunny. Seas 1 ft or less.
Monday Night
NW wind 5 to 10 kt becoming N after midnight. Mostly clear. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.
Tuesday Night
SSW wind around 10 kt. Mostly clear. Seas 1 ft or less.

*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°N 74.82°W
Last Update: 4:10 pm EDT Apr 17, 2026
Forecast Valid: 9pm EDT Apr 17, 2026-6pm EDT Apr 24, 2026
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