Heavy Rainfall and Severe Thunderstorms in the Midwest and Ohio Valley Tuesday

Multiple rounds of severe thunderstorms appear likely Tuesday across the Midwest and Ohio Valley, with severe wind gusts in excess of 75 mph as the primary threat. Heavy to excessive rainfall may lead to considerable flash and urban flooding impacts Tuesday across portions of the Ohio Valley. A Moderate Risk (level 3 of 4) of excessive rainfall has been issued. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

7NM SSE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 78 °F
Light Wind
< 1ft
Tuesday
High: 86 °F
Light Wind
< 1ft
Tuesday Night
Low: 72 °F
Light Wind
< 1ft
Wednesday
High: 84 °F
Light Wind
< 1ft
Wednesday Night
Low: 73 °F
Light Wind
< 1ft
Thursday
High: 87 °F
SSW 10kt
1ft
Thursday Night
Low: 74 °F
Light Wind
1ft
Friday
High: 80 °F
NNW 10kt
1ft
Friday Night
Low: 70 °F
NNE 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:01 pm EDT Aug 10, 2026
Forecast Valid: 10pm EDT Aug 10, 2026-6pm EDT Aug 17, 2026

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Detailed Forecast

Tonight

Variable winds 5 kt or less. A slight chance of showers before 11pm. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 4pm. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Seas 1 ft or less.

Wednesday

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

Wednesday Night

Variable winds 5 kt or less. A slight chance of thunderstorms before 8pm, then a slight chance of showers after 2am. Seas 1 ft or less.

Thursday

SSW wind 5 to 10 kt. A chance of showers, with thunderstorms also possible after 2pm. Seas around 1 ft.

Thursday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

Friday

NNW wind 5 to 10 kt. Mostly sunny. Seas around 1 ft.

Friday Night

NNW wind 5 to 10 kt becoming NNE after midnight. Partly cloudy. Seas 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.