Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 89 °F
S 10kt
1ft
Tonight
Low: 75 °F
SW 10kt
1ft
Wednesday
High: 97 °F
W 10kt
1ft
Wednesday Night
Low: 77 °F
WSW 10kt⇓
1ft
Thursday
High: 94 °F
S 10kt
1ft
Thursday Night
Low: 76 °F
SSW 10kt
< 1ft
Friday
High: 91 °F
Light Wind
1ft
Friday Night
Low: 75 °F
Light Wind
1ft
Saturday
High: 88 °F
ESE 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Jul 14, 2026
Forecast Valid: 11am EDT Jul 14, 2026-6pm EDT Jul 20, 2026

View Nearby Observations

Detailed Forecast

Today

SW wind 5 to 10 kt becoming S in the afternoon. Sunny. Seas around 1 ft.

Tonight

SSW wind around 10 kt becoming WSW after midnight. Clear. Seas around 1 ft.

Wednesday

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

Wednesday Night

WSW wind 7 to 10 kt becoming NW 5 to 8 kt after midnight. Partly cloudy. Seas around 1 ft.

Thursday

ENE wind 5 to 10 kt becoming SSW in the morning. Mostly sunny. Seas around 1 ft.

Thursday Night

SSW wind 5 to 10 kt becoming NW after midnight. Partly cloudy. Seas 1 ft or less.

Friday

Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

Saturday

ESE wind 5 to 10 kt. A chance of showers, with thunderstorms also possible after 2pm. Seas around 1 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.