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Philadelphia, PA Local Forecast Office

20NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

This Afternoon
High: 80 °F
Light Wind
1ft
Tonight
Low: 70 °F
SSE 10kt
1ft
Sunday
High: 82 °F
SSE 10kt
1ft
Sunday Night
Low: 75 °F
S 10kt
1-2ft
Monday
High: 82 °F
SSE 10kt
1ft
Monday Night
Low: 76 °F
SSE 10kt
1ft
Tuesday
High: 83 °F
Light Wind
1ft
Tuesday Night
Low: 74 °F
Light Wind
1ft
Wednesday
High: 83 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:11 am EDT Jul 5, 2025
Forecast Valid: 2pm EDT Jul 5, 2025-6pm EDT Jul 11, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

SSE wind around 10 kt becoming SSW after midnight. Mostly clear. Waves around 1 ft.

Sunday

S wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Waves around 1 ft.

Sunday Night

S wind around 10 kt. Partly cloudy. Waves 1 to 2 ft.

Monday

SSE wind 5 to 10 kt. A chance of showers, with thunderstorms also possible after 11am. Waves around 1 ft.

Monday Night

SSE wind 5 to 10 kt becoming SSW after midnight. A chance of showers and thunderstorms before 5am, then a slight chance of showers. Waves around 1 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 2am. Waves around 1 ft.

Wednesday

Variable winds 5 kt or less. 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.