Severe Storm and Dangerous Heat Risks through Friday

Severe thunderstorms are possible each afternoon and evening through Friday. Additionally, dangerous heat and humidity is expected for portions of the area Thursday through Friday. View this briefing for details. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

7NM SSE Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 90 °F
Light Wind
1ft
Tonight
Low: 74 °F
Light Wind
< 1ft
Friday
High: 90 °F
Light Wind
< 1ft
Friday Night
Low: 72 °F
NW 10kt
< 1ft
Saturday
High: 84 °F
NNW 10kt
< 1ft
Saturday Night
Low: 69 °F
Light Wind
< 1ft
Sunday
High: 84 °F
⇑S 15kt
1ft
Sunday Night
Low: 70 °F
S 15kt
1ft
Monday
High: 79 °F
NNW 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 am EDT Jun 11, 2026
Forecast Valid: 6am EDT Jun 11, 2026-6pm EDT Jun 17, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. Partly sunny. Seas around 1 ft.

Tonight

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 1am. Some of the storms could be severe. Seas 1 ft or less.

Friday

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

Friday Night

SW wind 5 to 10 kt becoming NW after midnight. A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Seas 1 ft or less.

Saturday

NNW wind 5 to 10 kt. Sunny. Seas 1 ft or less.

Saturday Night

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

Sunday

S wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Sunday Night

S wind 10 to 15 kt becoming WSW after midnight. Showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Seas around 1 ft.

Monday

NNW wind 5 to 10 kt becoming NE in the afternoon. A chance of showers. 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.