Severe Thunderstorms and Heat Impact July 4th Weekend

A threat for severe thunderstorms will impact the July 4th weekend, bringing the potential for damaging wind gusts and localized flash flooding through Sunday. Hazardous heat continues into Sunday as well. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Monday
High: 83 °F
SE 10kt
1-2ft
Monday Night
Low: 73 °F
Light Wind
1ft
Tuesday
High: 82 °F
Light Wind
1-2ft
Tuesday Night
Low: 73 °F
Light Wind
3ft
Wednesday
High: 82 °F
Light Wind
3ft
Wednesday Night
Low: 72 °F
Light Wind
< 1ft
Thursday
High: 85 °F
⇑S 10kt
< 1ft
Thursday Night
Low: 75 °F
S 10kt
< 1ft
Friday
High: 87 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:06 pm EDT Jul 5, 2026
Forecast Valid: 2am EDT Jul 6, 2026-6pm EDT Jul 12, 2026

View Nearby Observations

Detailed Forecast

Monday

SE wind 5 to 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. Seas 1 to 2 ft.

Monday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Some of the storms could produce heavy rainfall. Seas around 1 ft.

Tuesday

Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Seas 1 to 2 ft.

Tuesday Night

Variable winds 5 kt or less. Showers and thunderstorms likely before 11pm, then a chance of showers. Seas around 3 ft.

Wednesday

Variable winds 5 kt or less. A slight chance of showers before 8am. Seas around 3 ft.

Wednesday Night

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

Thursday

S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Thursday Night

S wind 5 to 10 kt becoming SW after midnight. A chance of showers and thunderstorms between 8pm and 2am. Seas 1 ft or less.

Friday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

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.