Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Last Update: 933 AM EDT Sat Mar 21 2026

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For More Weather Information:

Philadelphia, PA Local Forecast Office

11NM NW Fenwick Island Buoy DE

Marine Zone Forecast


Rest Of Today
NW winds 10 to 15 kt, becoming NE late. Seas 3 to 4 ft. Wave detail: S 3 ft at 6 seconds and SE 3 ft at 9 seconds.
Tonight
SE winds around 10 kt. Seas 2 to 3 ft. Wave detail: E 3 ft at 9 seconds and S 2 ft at 6 seconds.
Sun
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave detail: SE 3 ft at 7 seconds.
Sun Night
SW winds 15 to 20 kt. Seas 3 to 4 ft. Wave detail: S 3 ft at 5 seconds and E 2 ft at 8 seconds. A chance of showers after midnight.
Mon
N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave detail: N 4 ft at 4 seconds and SE 3 ft at 7 seconds. A chance of showers.
Mon Night
N winds 15 to 20 kt. Seas 3 to 5 ft. Wave detail: E 4 ft at 9 seconds and N 3 ft at 5 seconds.
Tue
N winds 10 to 15 kt, becoming NE 5 to 10 kt in the afternoon. Seas 3 to 5 ft.
Tue Night
S winds 5 to 10 kt. Seas 3 to 4 ft.
Wed
SW winds around 10 kt. Seas 3 to 4 ft.
Wed Night
S winds 10 to 15 kt. Seas 3 to 4 ft.



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933 AM EDT Sat Mar 21 2026
 
 

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