Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

28NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

This Afternoon
High: 78 °F
Light Wind
1ft
Tonight
Low: 70 °F
SSE 10kt
1ft
Monday
High: 80 °F
⇑SSE 10kt
1ft
Monday Night
Low: 73 °F
S 10kt
1ft
Tuesday
High: 79 °F
S 15kt
1-2ft
Tuesday Night
Low: 73 °F
S 15kt⇓
1-2ft
Wednesday
High: 80 °F
WNW 15kt
1-2ft
Wednesday Night
Low: 71 °F
NW 15kt
1ft
Thursday
High: 80 °F
NW 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:58 am EDT Jul 26, 2026
Forecast Valid: 2pm EDT Jul 26, 2026-6pm EDT Aug 1, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds 5 kt or less. Sunny. Waves around 1 ft.

Tonight

SSE wind 5 to 10 kt becoming SW after midnight. Mostly clear. Waves around 1 ft.

Monday

SW wind 5 to 8 kt becoming SSE 7 to 10 kt in the afternoon. Scattered showers and thunderstorms after 2pm. Waves around 1 ft.

Monday Night

S wind around 10 kt. Scattered showers and thunderstorms, mainly after 2am. Waves around 1 ft.

Tuesday

S wind 10 to 15 kt, with gusts as high as 20 kt. Showers likely, then showers and possibly a thunderstorm after 11am. Waves 1 to 2 ft.

Tuesday Night

S wind 12 to 15 kt becoming SSW 10 to 13 kt after midnight. Showers and possibly a thunderstorm before 2am, then a chance of showers. Waves 1 to 2 ft.

Wednesday

WNW wind around 15 kt. A chance of showers, with thunderstorms also possible after 2pm. Waves 1 to 2 ft.

Wednesday Night

NW wind 10 to 15 kt. A chance of thunderstorms before 8pm. Waves around 1 ft.

Thursday

NW wind around 10 kt. Mostly sunny. Waves 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.