Areas of Severe Thunderstorms and Excessive Rainfall Today

Scattered severe thunderstorms capable of damaging wind gusts and some hail are expected this afternoon and evening from the Upper Ohio River Valley into the Northeast, and from the Appalachians into the Mid-Atlantic States. Excessive rainfall from heavy thunderstorms may produce areas of flash flooding from southern New Mexico into the western and northern Gulf Coast into Wednesday. Read More >

Last Update: 401 AM EDT Mon Jun 15 2026

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Philadelphia, PA Local Forecast Office

19NM NNE Lewes DE

Marine Zone Forecast

Today

NW winds 15 to 20 kt, diminishing to 10 to 15 kt this afternoon. Seas 2 to 3 ft. Wave detail: W 2 ft at 4 seconds.

Tonight

NW winds 10 to 15 kt. Seas around 2 ft. Wave detail: NW 2 ft at 4 seconds.

Tue

N winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave detail: W 1 foot at 5 seconds, becoming S 1 foot at 6 seconds.

Tue Night

SE winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Wave detail: SE 2 ft at 4 seconds.

Wed

SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave detail: SE 1 foot at 4 seconds, becoming SE 2 ft at 4 seconds. A chance of showers.

Wed Night

S winds 10 to 15 kt. Seas around 2 ft. Wave detail: SE 2 ft at 4 seconds.

Thu

S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers in the afternoon.

Thu Night

SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms.

Fri

W winds around 10 kt. Seas 2 to 3 ft. Showers likely.

Fri Night

W winds around 10 kt. Seas around 2 ft. A chance of showers in the evening.

winds and seas higher in and near tstms.

Winds and seas higher in and near tstms.