Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Last Update: 533 PM EDT Mon Aug 31 2026

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Philadelphia, PA Local Forecast Office

33NM NE Atlantic City NJ

Marine Zone Forecast

Tonight

SE winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft. Wave detail: SE 2 ft at 8 seconds and NE 1 foot at 3 seconds. A slight chance of showers and tstms.

Tue

SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft. Wave detail: S 2 ft at 3 seconds and SE 1 foot at 8 seconds.

Tue Night

S winds 5 to 10 kt, becoming NE after midnight. Seas 2 to 3 ft. Wave detail: SE 2 ft at 4 seconds and SE 2 ft at 9 seconds. A chance of showers and tstms. Patchy fog after midnight with vsby 1 to 3 nm.

Wed

NE winds 10 to 15 kt. Seas 2 to 4 ft. Wave detail: E 3 ft at 6 seconds and SE 2 ft at 12 seconds. A chance of showers and tstms in the morning, then a chance of showers in the afternoon.

Wed Night

SE winds around 10 kt, becoming S after midnight. Seas 3 to 4 ft. Wave detail: E 3 ft at 7 seconds and SE 2 ft at 10 seconds. A chance of showers and tstms.

Thu

SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave detail: E 3 ft at 7 seconds and SE 2 ft at 9 seconds. A chance of showers.

Thu Night

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

Fri

NW winds 5 to 10 kt. Seas 2 to 3 ft.

Fri Night

NW winds 5 to 10 kt, becoming N 10 to 15 kt after midnight. Seas 2 to 3 ft.

Sat

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

Sat Night

NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 3 ft.

winds and seas higher in and near tstms.