Dangerous Heat and Humidity Through Saturday

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

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Independence Day
High: 88 °F
Light Wind
1ft
Tonight
Low: 73 °F
Light Wind
4ft
Sunday
High: 80 °F
⇑SE 10kt
1ft
Sunday Night
Low: 74 °F
Light Wind
1-2ft
Monday
High: 86 °F
ESE 10kt
2ft
Monday Night
Low: 73 °F
Light Wind
2-3ft
Tuesday
High: 87 °F
E 10kt
1-2ft
Tuesday Night
Low: 72 °F
ENE 10kt
2ft
Wednesday
High: 82 °F
Light Wind
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Jul 4, 2026
Forecast Valid: 12pm EDT Jul 4, 2026-6pm EDT Jul 10, 2026

View Nearby Observations

Detailed Forecast

Independence Day

Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Seas around 1 ft.

Tonight

Variable winds 5 kt or less. A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Some of the storms could produce heavy rainfall. Seas 4 ft subsiding to 1 ft.

Sunday

Variable winds less than 5 kt becoming SE 5 to 10 kt in the afternoon. A chance of showers and thunderstorms before 3pm, then a chance of showers between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Seas around 1 ft.

Sunday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Seas 1 to 2 ft.

Monday

ESE wind 5 to 10 kt. A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Seas around 2 ft.

Monday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas 2 to 3 ft.

Tuesday

E wind 5 to 10 kt. A chance of showers and thunderstorms before 2pm. Seas 1 to 2 ft.

Tuesday Night

ENE wind 5 to 10 kt. A chance of showers. Seas around 2 ft.

Wednesday

Variable winds 5 kt or less. A chance of showers. Seas around 2 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.