Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

20NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 35 °F
SW 10kt
< 1ft
Tuesday
High: 45 °F
S 10kt
< 1ft
Tuesday Night
Low: 41 °F
SW 10kt
< 1ft
Wednesday
High: 47 °F
SW 10kt
< 1ft
Wednesday Night
Low: 31 °F
Light Wind
< 1ft
Thursday
High: 40 °F
WNW 15kt
< 1ft
Thursday Night
Low: 23 °F
WNW 15kt
1ft
Friday
High: 37 °F
WNW 15kt
1ft
Friday Night
Low: 31 °F
SW 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:11 pm EST Jan 12, 2026
Forecast Valid: 6pm EST Jan 12, 2026-6pm EST Jan 19, 2026

View Nearby Observations

Detailed Forecast

Tonight

SW wind 5 to 10 kt. Mostly cloudy, then gradually becoming clear. Seas 1 ft or less.

Tuesday

WSW wind 5 to 10 kt becoming S in the afternoon. Sunny. Seas 1 ft or less.

Tuesday Night

SW wind around 10 kt, with gusts as high as 20 kt. Partly cloudy. Seas 1 ft or less.

Wednesday

SW wind 5 to 10 kt. Partly sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. A chance of rain, mainly after 1am. Seas 1 ft or less.

Thursday

WNW wind 10 to 15 kt, with gusts as high as 25 kt. A chance of rain before 1pm. Seas 1 ft or less.

Thursday Night

WNW wind around 15 kt, with gusts as high as 25 kt. Partly cloudy. Seas around 1 ft.

Friday

WNW wind 10 to 15 kt becoming WSW in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Seas around 1 ft.

Friday Night

SW wind around 10 kt. Partly cloudy. Seas 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.