Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

14NM NW Lewes DE

Marine Point Forecast

[NOTICE]

Wednesday
High: 89 °F
⇑SSW 10kt
< 1ft
Wednesday Night
Low: 77 °F
SSW 10kt
1ft
Thursday
High: 92 °F
WSW 10kt
1ft
Thursday Night
Low: 78 °F
Light Wind
1ft
Friday
High: 89 °F
Light Wind
1ft
Friday Night
Low: 73 °F
Light Wind
< 1ft
Saturday
High: 85 °F
Light Wind
< 1ft
Saturday Night
Low: 73 °F
Light Wind
1ft
Sunday
High: 86 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:13 pm EDT Jul 15, 2025
Forecast Valid: 3am EDT Jul 16, 2025-6pm EDT Jul 22, 2025

View Nearby Observations

Detailed Forecast

Wednesday

SSW wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Showers and thunderstorms likely, mainly after 5pm. Waves 1 ft or less.

Wednesday Night

SSW wind around 10 kt. Showers and thunderstorms likely before 5am, then a slight chance of showers. Waves around 1 ft.

Thursday

WSW wind around 10 kt. A slight chance of showers, then a chance of showers and thunderstorms after 8am. Waves around 1 ft.

Thursday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm. Waves around 1 ft.

Friday

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

Friday Night

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

Saturday

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

Saturday Night

Variable winds 5 kt or less. A chance of showers. Waves around 1 ft.

Sunday

Variable winds 5 kt or less. A chance of showers, then showers likely and possibly a thunderstorm after 2pm. 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.