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

33NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Independence Day
High: 100 °F
Light Wind
< 1ft
Tonight
Low: 74 °F
Light Wind
< 1ft
Sunday
High: 90 °F
⇑Light Wind
< 1ft
Sunday Night
Low: 71 °F
Light Wind
< 1ft
Monday
High: 85 °F
E 10kt
< 1ft
Monday Night
Low: 70 °F
Light Wind
< 1ft
Tuesday
High: 86 °F
NE 10kt
< 1ft
Tuesday Night
Low: 68 °F
Light Wind
< 1ft
Wednesday
High: 84 °F
Light Wind
< 1ft

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 chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Waves 1 ft or less.

Tonight

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly between 1am and 3am. Some of the storms could produce heavy rainfall. Waves 1 ft or less.

Sunday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 2pm. Waves 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Showers and thunderstorms before 5am, then a chance of showers. Waves 1 ft or less.

Monday

E wind 5 to 10 kt. Showers likely, then showers and possibly a thunderstorm after 11am. Waves 1 ft or less.

Monday Night

Variable winds 5 kt or less. Showers and possibly a thunderstorm. Waves 1 ft or less.

Tuesday

NE wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Showers likely, mainly before 8pm. Waves 1 ft or less.

Wednesday

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

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.