Heavy Rainfall and Severe Thunderstorms in the Midwest and Southwest; Heat Continues in the Southern U.S.

Heavy to excessive rainfall could bring flooding today through Thursday across parts of the central Plains into the Midwest and southern Arizona and New Mexico. Scattered strong to severe thunderstorms may impact parts of eastern Nebraska into western Iowa later today into early evening. Heat Advisories remain in place across much of east Texas into the mid-Mississippi Valley today and Tuesday. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

33NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 57 °F
N 10kt⇓
< 1ft
Tuesday
High: 76 °F
Light Wind
< 1ft
Tuesday Night
Low: 58 °F
Light Wind
< 1ft
Wednesday
High: 81 °F
Light Wind
< 1ft
Wednesday Night
Low: 61 °F
Light Wind
< 1ft
Thursday
High: 83 °F
Light Wind
< 1ft
Thursday Night
Low: 66 °F
Light Wind
< 1ft
Friday
High: 84 °F
Light Wind
< 1ft
Friday Night
Low: 66 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 pm EDT Sep 14, 2026
Forecast Valid: 6pm EDT Sep 14, 2026-6pm EDT Sep 21, 2026

View Nearby Observations

Detailed Forecast

Tonight

N wind 7 to 10 kt becoming NNE 5 to 8 kt after midnight. 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.

Wednesday

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

Wednesday Night

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

Thursday

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

Thursday Night

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

Friday

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

Friday Night

Variable winds 5 kt or less. Partly 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.