Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms are possible from the Ohio Valley to the central Plains this evening, and the threat will expand into the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Alaska through this evening and for the Four Corners region through Monday. Read More >

Last Update: 401 PM EDT Sun Jun 21 2026

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Philadelphia, PA Local Forecast Office

20NM SSW Atlantic City NJ

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE MONDAY NIGHT...

Tonight
S winds 5 to 10 kt. Seas around 2 ft. Wave detail: S 2 ft at 7 seconds.
Mon
SE winds 10 to 15 kt with gusts up to 20 kt, becoming S 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas 2 to 3 ft, building to 3 to 5 ft in the afternoon. Wave detail: S 3 ft at 6 seconds, becoming S 4 ft at 5 seconds.
Mon Night
S winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 4 to 6 ft. Wave detail: S 5 ft at 6 seconds. Showers likely with a chance of tstms in the evening, then showers likely after midnight.
Tue
W winds 5 to 10 kt, becoming NW in the afternoon. Seas 2 to 4 ft. Wave detail: S 3 ft at 6 seconds. A chance of showers in the morning, then showers likely in the afternoon.
Tue Night
NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave detail: S 2 ft at 6 seconds. Showers likely in the evening.
Wed
N winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave detail: S 2 ft at 7 seconds and NW 1 foot at 2 seconds.
Wed Night
SW winds 5 to 10 kt. Seas around 2 ft.
Thu
SW winds around 5 kt, becoming S in the afternoon. Seas around 2 ft.
Thu Night
S winds 5 to 10 kt. Seas 2 to 3 ft.
Fri
S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
Fri Night
S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. A chance of showers and tstms.

winds and seas higher in and near tstms.



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401 PM EDT Sun Jun 21 2026
 
 

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