Above Normal Temperatures, Strong Thunderstorms, Tropical Development Being Monitored

Well above normal temperatures are forecast to shift from the northern Plains through the Northeast U.S. over the long holiday weekend. A few strong to severe thunderstorm will be possible as well along with a potential for excessive rainfall. A tropical or subtropical depression could form off the Southeast U.S. coast over the weekend while drifting northward to northeastward. Read More >

Last Update: 402 AM EDT Sat Jul 5 2025

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Philadelphia, PA Local Forecast Office

11NM NW Fenwick Island Buoy DE

Marine Zone Forecast

Today

S winds around 5 kt, becoming SE this afternoon. Seas around 2 ft. Wave detail: SE 2 ft at 8 seconds and S 1 foot at 7 seconds.

Tonight

S winds 5 to 10 kt. Seas around 2 ft. Wave detail: SE 2 ft at 8 seconds and S 1 foot at 3 seconds.

Sun

SE winds around 5 kt, becoming S in the afternoon. Seas around 2 ft. Wave detail: S 2 ft at 7 seconds and SE 2 ft at 8 seconds.

Sun Night

S winds around 10 kt. Seas 2 to 3 ft. Wave detail: SE 3 ft at 7 seconds and SE 1 foot at 8 seconds.

Mon

S winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: SE 3 ft at 7 seconds and E 1 foot at 15 seconds. A chance of showers. A chance of tstms in the afternoon.

Mon Night

S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave detail: SE 3 ft at 7 seconds and E 1 foot at 14 seconds. A chance of tstms in the evening. A chance of showers.

Tue

S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. A chance of tstms in the afternoon.

Tue Night

SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms.

Wed

NW winds around 5 kt, becoming S in the afternoon. Seas 2 to 3 ft. A chance of showers in the morning.

Wed Night

S winds around 5 kt. Seas 2 to 3 ft. A chance of showers after midnight.

winds and seas higher in and near tstms.

Winds and seas higher in and near tstms.