Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Last Update: 234 PM EDT Mon Jun 29 2026

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Philadelphia, PA Local Forecast Office

11NM NW Fenwick Island Buoy DE

Marine Zone Forecast

This Afternoon

E winds 5 to 10 kt. Seas 2 to 3 ft. Wave detail: E 2 ft at 4 seconds and SE 2 ft at 10 seconds.

Tonight

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

Tue

S winds around 5 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave detail: SE 3 ft at 8 seconds and S 2 ft at 3 seconds.

Tue Night

SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave detail: S 3 ft at 4 seconds and SE 3 ft at 8 seconds.

Wed

SW winds 10 to 15 kt, becoming S 15 to 20 kt in the afternoon. Seas 2 to 4 ft. Wave detail: S 3 ft at 4 seconds and SE 3 ft at 8 seconds.

Wed Night

SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. Wave detail: S 4 ft at 5 seconds and SE 2 ft at 9 seconds.

Thu

SW winds 10 to 15 kt. Seas 2 to 3 ft.

Thu Night

SW winds 10 to 15 kt. Seas 2 to 3 ft.

Fri

SW winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 2 to 3 ft.