Severe Weather and Heavy Rainfall Potential for the East; Active Weather Continues for the West

Strong Pacific storm will continue to bring heavy precipitation and strong winds across the western U.S. today. Across the east, the chance for strong to severe thunderstorms later today as low pressure tracks eastward. This system could redevelop into a coastal storm for the mid-Atlantic and Northeast corridors into Tuesday.
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Last Update: 423 PM EDT Mon Oct 25 2021

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Philadelphia, PA Local Forecast Office

20NM SSW Atlantic City NJ

Marine Zone Forecast

...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH WEDNESDAY

Synopsis: A warm front will surge northward through the region this morning as a surface low moves east through the Ohio Valley today, weakening as it approaches the Appalachians and Mid-Atlantic tonight. Meanwhile, a surface low will develop off the Southeast coast today, lifting northeastward off the Mid-Atlantic coast tonight and Tuesday as it intensifies. This low is expected to stall just south of New England Tuesday and Tuesday night before pivoting eastward on Wednesday. Another strong surface low will move from the southern Plains on Wednesday night to the Northeast by the end of the week. This low will likely lift northeastward into the Canadian Maritimes during the weekend.

Tonight
S winds 10 to 15 kt, becoming NE late. Gusts up to 25 kt. Seas 3 to 5 ft. Showers with a slight chance of tstms. Vsby 1 to 3 nm after midnight. Swell mainly from the SE with a dominant period of 7 seconds.
Tue
N winds 10 to 15 kt with gusts up to 25 kt, becoming NW 25 to 30 kt with gusts up to 40 kt. Seas 4 to 7 ft, building to 6 to 9 ft in the afternoon. Showers likely. Vsby 1 to 3 nm in the morning. Swell mainly from the SE with a dominant period of 10 seconds.
Tue Night
NW winds 20 to 25 kt, becoming N 25 to 30 kt after midnight. Gusts up to 40 kt. Seas 6 to 9 ft. Showers likely until early morning, then a chance of showers late. Swell mainly from the E with a dominant period of 10 seconds.
Wed
N winds 20 to 25 kt, diminishing to 15 to 20 kt late. Gusts up to 35 kt. Seas 6 to 9 ft. A chance of showers early in the morning. Swell mainly from the E with a dominant period of 10 seconds.
Wed Night
N winds 15 to 20 kt with gusts up to 25 kt. Seas 6 to 9 ft.
Thu
NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 5 to 7 ft.
Thu Night
E winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft. A chance of showers after midnight.
Fri
E winds 15 to 20 kt. Seas 6 to 8 ft, building to 7 to 10 ft in the afternoon. Showers.
Fri Night
SE winds 15 to 20 kt, becoming S 10 to 15 kt after midnight. Seas 7 to 10 ft. Showers.
Sat
SW winds 10 to 15 kt. Seas 5 to 8 ft. A chance of showers.
Sat Night
W winds 10 to 15 kt. Seas 4 to 6 ft. A chance of showers. winds and seas higher in and near tstms.
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ABOUT THIS FORECAST

Last Update: 423 PM EDT Mon Oct 25 2021
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