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 >

Hazardous Weather Conditions

Small Craft Advisory in effect from June 18, 06:00 AM EDT until June 19, 12:00 AM EDT

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 77 °F
SE 10kt
1ft
Tonight
Low: 69 °F
S 15kt
1ft
Thursday
High: 90 °F
S 15kt
1-2ft
Thursday Night
Low: 72 °F
WSW 10kt
1ft
Juneteenth
High: 84 °F
W 10kt
1ft
Friday Night
Low: 67 °F
WNW 10kt
1ft
Saturday
High: 84 °F
WNW 10kt
1ft
Saturday Night
Low: 70 °F
Light Wind
1ft
Sunday
High: 87 °F
SW 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:07 am EDT Jun 17, 2026
Forecast Valid: 9am EDT Jun 17, 2026-6pm EDT Jun 23, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH

Today

SE wind 5 to 10 kt. Mostly sunny. Seas around 1 ft.

Tonight

S wind 10 to 15 kt. Partly cloudy. Seas around 1 ft.

Thursday

S wind around 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms between 3pm and 5pm. Seas 1 to 2 ft.

Thursday Night

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

Juneteenth

W wind 5 to 10 kt. A chance of showers before 2pm. Seas around 1 ft.

Friday Night

WSW wind 5 to 10 kt becoming WNW after midnight. 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. Mostly clear. Seas around 1 ft.

Sunday

WNW wind 5 to 10 kt becoming SW in the afternoon. Sunny. 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.