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]

This Afternoon
High: 77 °F
S 20kt
2ft
Tonight
Low: 68 °F
S 15kt⇓
2ft
Tuesday
High: 77 °F
NNW 10kt
1ft
Tuesday Night
Low: 67 °F
NNW 10kt
1-2ft
Wednesday
High: 79 °F
NNW 10kt⇓
1ft
Wednesday Night
Low: 67 °F
Light Wind
1ft
Thursday
High: 80 °F
⇑SSE 10kt
1ft
Thursday Night
Low: 71 °F
S 15kt
2ft
Friday
High: 79 °F
S 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:43 am EDT Jun 22, 2026
Forecast Valid: 3pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026

View Nearby Observations

Detailed Forecast

...SEVERE THUNDERSTORM WATCH 375 IN EFFECT UNTIL 9 PM EDT THIS

This Afternoon

S wind around 20 kt. Mostly cloudy. Waves around 2 ft.

Tonight

S wind 12 to 15 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 20 kt. Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then a chance of showers and thunderstorms after 3am. Some of the storms could be severe and produce heavy rainfall. Waves around 2 ft.

Tuesday

SW wind 5 to 10 kt becoming N in the afternoon. Showers likely, with thunderstorms also possible after 2pm. Waves around 1 ft.

Tuesday Night

NNW wind around 10 kt. A slight chance of showers before 8pm. Waves 1 to 2 ft.

Wednesday

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

Wednesday Night

Variable winds 5 kt or less. 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, with gusts as high as 20 kt. A chance of showers, with thunderstorms also possible after 2am. Waves around 2 ft.

Friday

S wind around 10 kt. A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Waves around 1 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.