Areas of Heavy Rainfall and Heat Early This Week

Excessive rainfall may produce locally considerable flash flooding over parts of South Texas, the western Gulf Coast, and lower Mississippi River Valley today into Thursday. Rainfall totals of 5 to 10 inches are expected. Hot temperatures may cause heat illnesses over central and northern California and the Pacific Northwest through Tuesday. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 64 °F
NW 10kt
1-2ft
Tuesday
High: 74 °F
Light Wind
1ft
Tuesday Night
Low: 65 °F
Light Wind
1-2ft
Wednesday
High: 81 °F
SSE 10kt
1-2ft
Wednesday Night
Low: 70 °F
S 10kt
2ft
Thursday
High: 89 °F
SSW 15kt
2-3ft
Thursday Night
Low: 73 °F
SW 10kt
1-2ft
Juneteenth
High: 85 °F
W 10kt
1-2ft
Friday Night
Low: 69 °F
Light Wind
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 pm EDT Jun 15, 2026
Forecast Valid: 4pm EDT Jun 15, 2026-6pm EDT Jun 22, 2026

View Nearby Observations

Detailed Forecast

Tonight

NW wind around 10 kt. Mostly clear. Seas 1 to 2 ft.

Tuesday

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

Tuesday Night

Variable winds 5 kt or less. Increasing clouds. Seas 1 to 2 ft.

Wednesday

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

Wednesday Night

S wind 5 to 10 kt. Partly cloudy. Seas around 2 ft.

Thursday

SSW wind 10 to 15 kt, with gusts as high as 30 kt. A chance of showers and thunderstorms after 2pm. Seas 2 to 3 ft.

Thursday Night

SW wind around 10 kt. A chance of showers and thunderstorms. Seas 1 to 2 ft.

Juneteenth

W wind 5 to 10 kt. Showers likely. Seas 1 to 2 ft.

Friday Night

Variable winds 5 kt or less. A chance of showers. Seas 1 to 2 ft.

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.