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Philadelphia, PA Local Forecast Office

20NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 80 °F
SE 10kt
1ft
Tonight
Low: 74 °F
ESE 10kt
1ft
Sunday
High: 80 °F
E 10kt
1ft
Sunday Night
Low: 74 °F
S 10kt
1ft
Monday
High: 80 °F
Light Wind
1ft
Monday Night
Low: 74 °F
Light Wind
1ft
Tuesday
High: 83 °F
Light Wind
1ft
Tuesday Night
Low: 75 °F
Light Wind
1ft
Wednesday
High: 84 °F
S 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:12 am EDT Jul 12, 2025
Forecast Valid: 5am EDT Jul 12, 2025-6pm EDT Jul 18, 2025

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Detailed Forecast

Today

ENE wind 5 to 10 kt becoming SE in the afternoon. Areas of fog before 11am. Waves around 1 ft.

Tonight

ESE wind 5 to 10 kt. Patchy fog between 11pm and 1am. Waves around 1 ft.

Sunday

E wind 5 to 10 kt becoming SE in the afternoon. A slight chance of showers and thunderstorms after 2pm. Waves around 1 ft.

Sunday Night

S wind 5 to 10 kt. A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Waves around 1 ft.

Monday

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.

Monday Night

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

Wednesday

S wind 5 to 10 kt. A chance of showers and thunderstorms after 2pm. 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.