Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

7NM SSE Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 81 °F
NW 15kt
2ft
Tonight
Low: 69 °F
Light Wind
2ft
Friday
High: 80 °F
Light Wind
1-2ft
Friday Night
Low: 70 °F
Light Wind
1-2ft
Saturday
High: 83 °F
⇑SSE 10kt
1-2ft
Saturday Night
Low: 72 °F
S 10kt
2ft
Sunday
High: 81 °F
⇑S 10kt
2ft
Sunday Night
Low: 72 °F
SSW 10kt
2ft
Monday
High: 82 °F
Light Wind
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:46 am EDT Jul 30, 2026
Forecast Valid: 11am EDT Jul 30, 2026-6pm EDT Aug 5, 2026

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Detailed Forecast

Today

NW wind around 15 kt, with gusts as high as 25 kt. Mostly sunny. Seas around 2 ft.

Tonight

Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.

Friday

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

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 to 2 ft.

Saturday

SSW wind 5 to 8 kt becoming SSE 7 to 10 kt in the afternoon. Partly sunny. Seas 1 to 2 ft.

Saturday Night

S wind 5 to 10 kt. Mostly cloudy. Seas around 2 ft.

Sunday

S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Partly sunny. Seas around 2 ft.

Sunday Night

SSW wind 5 to 10 kt. A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Seas around 2 ft.

Monday

Variable winds 5 kt or less. Showers likely, with thunderstorms also possible after 2pm. Seas around 2 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.