Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 67 °F
Light Wind
1ft
Sunday
High: 77 °F
ENE 10kt
1ft
Sunday Night
Low: 64 °F
Light Wind
1-2ft
Labor Day
High: 75 °F
Light Wind
< 1ft
Monday Night
Low: 65 °F
Light Wind
< 1ft
Tuesday
High: 79 °F
Light Wind
< 1ft
Tuesday Night
Low: 68 °F
SW 10kt
< 1ft
Wednesday
High: 83 °F
⇑S 10kt
< 1ft
Wednesday Night
Low: 73 °F
SW 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:07 pm EDT Sep 5, 2026
Forecast Valid: 9pm EDT Sep 5, 2026-6pm EDT Sep 12, 2026

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.

Sunday

NNE wind 5 to 10 kt becoming ENE in the afternoon. A slight chance of showers after 11am. Seas around 1 ft.

Sunday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 to 2 ft.

Labor Day

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

Monday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Tuesday

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

Tuesday Night

SW wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.

Wednesday

SW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Wednesday Night

SW wind around 15 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 ft or less.

*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.