Areas of Dangerous Heat and Heavy Rain with Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

33NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 58 °F
Light Wind
< 1ft
Wednesday
High: 82 °F
Light Wind
< 1ft
Wednesday Night
Low: 64 °F
Light Wind
< 1ft
Thursday
High: 86 °F
Light Wind
< 1ft
Thursday Night
Low: 69 °F
Light Wind
< 1ft
Friday
High: 84 °F
N 10kt
< 1ft
Friday Night
Low: 63 °F
Light Wind
< 1ft
Saturday
High: 77 °F
E 10kt
< 1ft
Saturday Night
Low: 65 °F
SSE 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 pm EDT Sep 15, 2026
Forecast Valid: 9pm EDT Sep 15, 2026-6pm EDT Sep 22, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Wednesday

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

Wednesday Night

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

Thursday

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

Thursday Night

Variable winds 5 kt or less. A slight chance of showers after 2am. Waves 1 ft or less.

Friday

WNW wind 5 to 10 kt becoming N in the morning. A slight chance of showers before 8am. Waves 1 ft or less.

Friday Night

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

Saturday

NE wind 5 to 10 kt becoming ESE in the afternoon. Mostly sunny. Waves 1 ft or less.

Saturday Night

SSE wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

*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.