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Philadelphia, PA Local Forecast Office

19NM NNE Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 82 °F
SW 10kt
1-2ft
Tonight
Low: 75 °F
S 15kt
2ft
Sunday
High: 81 °F
NW 10kt
1-2ft
Sunday Night
Low: 70 °F
Light Wind
1ft
Monday
High: 79 °F
SE 10kt
1ft
Monday Night
Low: 72 °F
SSE 10kt
1-2ft
Tuesday
High: 79 °F
S 15kt
1-2ft
Tuesday Night
Low: 75 °F
SW 25kt
2-3ft
Wednesday
High: 84 °F
WSW 20kt⇓
2-3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Jul 18, 2026
Forecast Valid: 10am EDT Jul 18, 2026-6pm EDT Jul 24, 2026

View Nearby Observations

Detailed Forecast

Today

S wind 5 to 10 kt becoming SW in the afternoon. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Some of the storms could be severe. Areas of smoke before 3pm. Waves 1 to 2 ft.

Tonight

S wind 10 to 15 kt becoming WSW after midnight. Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms, mainly between 1am and 3am. Some of the storms could be severe. Waves around 2 ft.

Sunday

NW wind around 10 kt. A slight chance of showers and thunderstorms before 7am. Waves 1 to 2 ft.

Sunday Night

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

Monday

ENE wind 5 to 10 kt becoming SE in the afternoon. Sunny. Waves around 1 ft.

Monday Night

SSE wind around 10 kt. A chance of showers and thunderstorms, mainly after 2am. Waves 1 to 2 ft.

Tuesday

S wind 10 to 15 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Waves 1 to 2 ft.

Tuesday Night

SW wind 20 to 25 kt. Showers and possibly a thunderstorm. Waves 2 to 3 ft.

Wednesday

WSW wind 17 to 20 kt decreasing to 15 to 18 kt in the afternoon. Showers likely and possibly a thunderstorm. Waves 2 to 3 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.