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Philadelphia, PA Local Forecast Office

20NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 74 °F
WSW 10kt
1ft
Tonight
Low: 62 °F
SW 10kt
1ft
Wednesday
High: 77 °F
Light Wind
1ft
Wednesday Night
Low: 64 °F
SW 10kt
1ft
Thursday
High: 76 °F
Light Wind
1ft
Thursday Night
Low: 64 °F
S 10kt
2ft
Friday
High: 73 °F
W 10kt
1ft
Friday Night
Low: 57 °F
Light Wind
1ft
Saturday
High: 66 °F
SE 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 am EDT Apr 14, 2026
Forecast Valid: 5am EDT Apr 14, 2026-6pm EDT Apr 20, 2026

View Nearby Observations

Detailed Forecast

Today

WSW wind 5 to 10 kt becoming S in the afternoon. Mostly sunny. Waves around 1 ft.

Tonight

SW wind around 10 kt. A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Waves around 1 ft.

Wednesday

Variable winds 5 kt or less. Sunny. Waves around 1 ft.

Wednesday Night

SW wind around 10 kt. Partly cloudy. Waves around 1 ft.

Thursday

Variable winds 5 kt or less. Partly sunny. Waves around 1 ft.

Thursday Night

S wind around 10 kt becoming WSW after midnight. Mostly cloudy. Waves around 2 ft.

Friday

W wind 5 to 10 kt. A chance of showers after 2pm. Waves around 1 ft.

Friday Night

Variable winds 5 kt or less. A chance of showers. Waves around 1 ft.

Saturday

NE wind 5 to 10 kt becoming SE in the afternoon. Mostly sunny. Waves around 1 ft.

Winds and seas higher in and near tstms.

*Notices:

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.
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.