Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

33NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 66 °F
Light Wind
< 1ft
Saturday
High: 78 °F
Light Wind
< 1ft
Saturday Night
Low: 67 °F
Light Wind
< 1ft
Sunday
High: 84 °F
Light Wind
< 1ft
Sunday Night
Low: 63 °F
Light Wind
< 1ft
Monday
High: 82 °F
W 10kt
< 1ft
Monday Night
Low: 62 °F
Light Wind
< 1ft
Tuesday
High: 82 °F
Light Wind
< 1ft
Tuesday Night
Low: 64 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 pm EDT Aug 21, 2026
Forecast Valid: 6pm EDT Aug 21, 2026-6pm EDT Aug 28, 2026

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. A chance of showers after 5am. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. Showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a chance of showers and thunderstorms after 5pm. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.

Sunday

Variable winds 5 kt or less. A slight chance of showers, with thunderstorms also possible after 11am. Waves 1 ft or less.

Sunday Night

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

Monday

W wind 5 to 10 kt. Sunny. Waves 1 ft or less.

Monday Night

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

Tuesday

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

Tuesday Night

Variable winds 5 kt or less. Mostly clear. Waves 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.