Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Last Update: 403 PM EDT Tue Jul 15 2025

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Philadelphia, PA Local Forecast Office

35NM NNW Lewes DE

Marine Zone Forecast

Tonight

S winds 5 to 10 kt. Seas 1 foot or less. Wave detail: SE 1 foot at 3 seconds. A chance of showers and tstms early this evening with vsby 1 to 3 nm.

Wed

S winds 5 to 10 kt. Seas 1 foot or less. Wave detail: SE 1 foot at 3 seconds. Showers and tstms likely in the afternoon with vsby 1 to 3 nm.

Wed Night

S winds around 10 kt. Seas 1 foot or less. Wave detail: S 1 foot at 3 seconds. A chance of showers and tstms. Vsby 1 to 3 nm in the evening.

Thu

SW winds 10 to 15 kt. Seas 1 foot or less. Wave detail: SW 1 foot at 3 seconds. A chance of showers and tstms in the afternoon.

Thu Night

SW winds 5 to 10 kt. Seas 1 foot or less. Wave detail: SW 1 foot at 3 seconds. A chance of showers and tstms in the evening.

Fri

NW winds 5 to 10 kt. Seas 1 foot or less. Wave detail: W 1 foot at 3 seconds. A chance of showers and tstms in the afternoon.

Fri Night

NW winds 5 to 10 kt, becoming N after midnight. Seas 1 foot or less. A chance of showers and tstms in the evening.

Sat

NE winds around 5 kt, becoming SE in the afternoon. Seas 1 foot or less.

Sat Night

S winds around 5 kt. Seas 1 foot or less. A chance of showers after midnight.

Sun

SW winds 5 to 10 kt. Seas 1 foot or less. A chance of showers in the morning, then showers likely with a chance of tstms in the afternoon.

Sun Night

SW winds 5 to 10 kt, becoming W after midnight. Seas 1 foot or less. A chance of tstms. Showers likely, mainly in the evening.

winds and seas higher in and near tstms.

Winds and seas higher in and near tstms.