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Philadelphia, PA Local Forecast Office

12NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 44 °F
S 15kt
< 1ft
Sunday
High: 55 °F
SW 15kt
< 1ft
Sunday Night
Low: 40 °F
Light Wind
1-2ft
Monday
High: 51 °F
Light Wind
1ft
Monday Night
Low: 42 °F
Light Wind
1ft
Tuesday
High: 52 °F
Light Wind
1ft
Tuesday Night
Low: 46 °F
Light Wind
1ft
Wednesday
High: 56 °F
⇑S 15kt
1-2ft
Wednesday Night
Low: 48 °F
S 20kt
2-3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 pm EST Mar 7, 2026
Forecast Valid: 6pm EST Mar 7, 2026-6pm EDT Mar 14, 2026

View Nearby Observations

Detailed Forecast

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM EST SUNDAY...

Tonight

S wind 10 to 15 kt becoming SW after midnight. A slight chance of showers and thunderstorms, then a chance of showers after 1am. Areas of fog. Waves 1 ft or less.

Sunday

SW wind 10 to 15 kt becoming W in the afternoon. Showers likely and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then a slight chance of showers after 4pm. Waves 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Mostly cloudy, then gradually becoming mostly clear. Waves 1 to 2 ft.

Monday

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

Monday Night

Variable winds 5 kt or less. Mostly cloudy. Waves around 1 ft.

Tuesday

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

Tuesday Night

Variable winds 5 kt or less. Mostly cloudy. Waves around 1 ft.

Wednesday

S wind 10 to 13 kt increasing to 12 to 15 kt in the afternoon. Mostly cloudy. Waves 1 to 2 ft.

Wednesday Night

S wind 15 to 20 kt, with gusts as high as 25 kt. A chance of showers. Waves 2 to 3 ft.

*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.