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

33NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 101 °F
Light Wind
< 1ft
Tonight
Low: 78 °F
Light Wind
< 1ft
Friday
High: 102 °F
Light Wind
< 1ft
Friday Night
Low: 79 °F
Light Wind
< 1ft
Independence Day
High: 100 °F
Light Wind
< 1ft
Saturday Night
Low: 76 °F
Light Wind
< 1ft
Sunday
High: 95 °F
Light Wind
< 1ft
Sunday Night
Low: 73 °F
Light Wind
< 1ft
Monday
High: 89 °F
ESE 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Jul 2, 2026
Forecast Valid: 9am EDT Jul 2, 2026-6pm EDT Jul 8, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

Variable winds 5 kt or less. Clear. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. Isolated showers and thunderstorms after 4pm. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. Isolated showers and thunderstorms before 7pm. Waves 1 ft or less.

Independence Day

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

Saturday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly between 8pm and 2am. Waves 1 ft or less.

Sunday

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

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. Waves 1 ft or less.

Monday

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