Severe Weather and Heavy Rain from the Mid-South to the Mid-Atlantic; Building Heat in the West

Severe thunderstorms may bring damaging winds, a couple of tornadoes, and heavy rain across portions of the Mid-Atlantic into the Mid-South. Severe storms may produce hail across the northern/central High Plains. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Fire weather concerns continue for Interior Alaska and the Four Corners region. Read More >

Hazardous Weather Conditions

For More Weather Information:

Philadelphia, PA Local Forecast Office

12NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 69 °F
S 20kt⇓
2-3ft
Tuesday
High: 77 °F
N 10kt
1ft
Tuesday Night
Low: 68 °F
NNW 15kt
1-2ft
Wednesday
High: 78 °F
NNW 10kt⇓
1-2ft
Wednesday Night
Low: 69 °F
SSW 10kt
1ft
Thursday
High: 77 °F
⇑SSE 10kt
1ft
Thursday Night
Low: 71 °F
S 15kt
1-2ft
Friday
High: 79 °F
S 10kt
1-2ft
Friday Night
Low: 72 °F
S 10kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:12 pm EDT Jun 22, 2026
Forecast Valid: 7pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

Tonight

S wind 15 to 20 kt decreasing to 10 to 15 kt after midnight. Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could be severe and produce heavy rainfall. Waves 2 to 3 ft.

Tuesday

SSW wind 5 to 10 kt becoming NNE in the afternoon. A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Waves around 1 ft.

Tuesday Night

NNW wind 10 to 15 kt, with gusts as high as 20 kt. Showers and thunderstorms likely before 9pm, then a slight chance of showers between 9pm and 10pm. Waves 1 to 2 ft.

Wednesday

NNW wind 7 to 10 kt becoming W 5 to 8 kt in the afternoon. Sunny. Waves 1 to 2 ft.

Wednesday Night

SSW wind 5 to 10 kt. Mostly clear. Waves around 1 ft.

Thursday

SW wind 5 to 8 kt becoming SSE 7 to 10 kt in the afternoon. Sunny. Waves around 1 ft.

Thursday Night

S wind 10 to 15 kt. A chance of showers. Waves 1 to 2 ft.

Friday

S wind 5 to 10 kt. A chance of showers and thunderstorms after 2pm. Waves 1 to 2 ft.

Friday Night

S wind 5 to 10 kt. A chance of showers and thunderstorms. Waves 1 to 2 ft.

*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.