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 >

Last Update: 402 AM EST Mon Jan 12 2026

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Philadelphia, PA Local Forecast Office

35NM NNW Lewes DE

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING...

Today
W winds 10 to 15 kt with gusts up to 25 kt, becoming SW late. Seas 2 to 3 ft. Wave detail: NW 2 ft at 3 seconds.
Tonight
SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 1 foot or less. Wave detail: SW 1 foot at 2 seconds.
Tue
SW winds 5 to 10 kt. Seas 1 foot or less.
Tue Night
S winds 15 to 20 kt. Seas around 2 ft. Wave detail: S 2 ft at 3 seconds.
Wed
SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave detail: S 2 ft at 4 seconds, becoming S 1 foot at 3 seconds.
Wed Night
SW winds 5 to 10 kt. Seas 1 foot or less. A chance of rain after midnight.
Thu
W winds 5 to 10 kt, becoming NW 15 to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of rain. Vsby 1 to 3 nm in the afternoon.
Thu Night
NW winds 20 to 25 kt, increasing to 25 to 30 kt after midnight. Seas 2 to 4 ft. A chance of rain and snow. Vsby 1 to 3 nm.
Fri
NW winds 20 to 25 kt, becoming W 10 to 15 kt in the afternoon. Seas 2 to 4 ft.
Fri Night
SW winds 10 to 15 kt. Seas around 2 ft in the evening, then 1 foot or less.



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402 AM EST Mon Jan 12 2026
 
 

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