Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 67 °F
SSE 10kt
1ft
Wednesday
High: 83 °F
SE 10kt
1ft
Wednesday Night
Low: 70 °F
S 10kt
1ft
Thursday
High: 97 °F
SW 15kt
1-2ft
Thursday Night
Low: 73 °F
W 10kt
1ft
Juneteenth
High: 87 °F
Light Wind
1ft
Friday Night
Low: 70 °F
W 10kt
1ft
Saturday
High: 83 °F
WNW 10kt
1ft
Saturday Night
Low: 70 °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 Jun 16, 2026
Forecast Valid: 5pm EDT Jun 16, 2026-6pm EDT Jun 23, 2026

View Nearby Observations

Detailed Forecast

Tonight

SSE wind 5 to 10 kt. A chance of showers and thunderstorms, mainly after 3am. Seas around 1 ft.

Wednesday

SE wind 5 to 10 kt. A chance of showers, mainly before 9am. Seas around 1 ft.

Wednesday Night

S wind around 10 kt. Increasing clouds. Seas around 1 ft.

Thursday

SW wind 10 to 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms after 2pm. Seas 1 to 2 ft.

Thursday Night

W wind 5 to 10 kt. A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Seas around 1 ft.

Juneteenth

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a slight chance of showers after 2pm. Seas around 1 ft.

Friday Night

W wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

Saturday

WNW wind around 10 kt. Sunny. Seas around 1 ft.

Saturday Night

Variable winds 5 kt or less. Clear. Seas around 1 ft.

*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.