Dangerous Heat and Humidity Through Saturday

Dangerously hot and humid conditions are expected to build through Saturday. Additionally, there will be a threat of thunderstorms Friday through Sunday. View this briefing for details. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

12NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 75 °F
S 15kt⇓
1-2ft
Friday
High: 85 °F
SSW 10kt
1ft
Friday Night
Low: 79 °F
S 10kt
1ft
Independence Day
High: 86 °F
Light Wind
1ft
Saturday Night
Low: 76 °F
SW 10kt
1ft
Sunday
High: 81 °F
E 10kt
1ft
Sunday Night
Low: 74 °F
ESE 10kt
1ft
Monday
High: 82 °F
ESE 15kt
1ft
Monday Night
Low: 73 °F
ESE 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 pm EDT Jul 2, 2026
Forecast Valid: 5pm EDT Jul 2, 2026-6pm EDT Jul 9, 2026

View Nearby Observations

Detailed Forecast

Tonight

S wind 12 to 15 kt becoming SW 10 to 13 kt after midnight. Mostly clear. Waves 1 to 2 ft.

Friday

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

Friday Night

S wind 5 to 10 kt becoming W after midnight. Mostly clear. Waves around 1 ft.

Independence Day

Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm. Waves around 1 ft.

Saturday Night

SW wind 5 to 10 kt becoming WNW after midnight. A chance of showers and thunderstorms before 2am. Waves around 1 ft.

Sunday

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

Sunday Night

ESE wind 5 to 10 kt. A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Waves around 1 ft.

Monday

ESE wind 10 to 15 kt. A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Waves around 1 ft.

Monday Night

ESE wind around 10 kt. Showers likely and possibly a thunderstorm. 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.