Flood Concerns in Parts of the East; Severe Weather for High Plains; Fire Weather in West

A stationary front will continue to produce thunderstorms and heavy rain that may result in flash flooding across the Carolinas and Mid-Atlantic today. Meanwhile, strong to isolated severe thunderstorms are possible from Montana to the southern Plains. Finally, a large area of elevated fire weather concerns with red flag warnings in effect across the West.
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Last Update: 402 PM EDT Thu Aug 6 2020

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Philadelphia, PA Local Forecast Office

20NM SSW Atlantic City NJ

Marine Zone Forecast

Synopsis: A weak stationary front will straddle the area through Friday, and a wave of low pressure will lift slowly northeastward along it from the Mid-Atlantic today to near Cape Cod by Friday night. High pressure will build into the Northeast this weekend into early next week. A cold front will approach the region slowly around the middle of next week.

Tonight

S winds around 5 kt. Seas 2 ft or less. A chance of tstms. Showers likely after midnight. Patchy fog after midnight. Vsby 1 to 3 nm. Swell mainly from the SE with a dominant period of 8 seconds.

Fri

E winds 5 to 10 kt. Seas 2 ft or less. Patchy fog early in the morning. Showers likely in the morning. A chance of tstms. A chance of showers early in the afternoon. Vsby 1 to 3 nm until late afternoon. Swell mainly from the SE with a dominant period of 8 seconds.

Fri Night

SE winds around 5 kt, becoming NE after midnight. Seas around 3 ft. Tstms likely until early morning, then a chance of tstms late. Swell mainly from the SE with a dominant period of 6 seconds.

Sat

NE winds around 5 kt. Seas around 3 ft in the morning, then 2 ft or less. A chance of tstms early in the morning. Swell mainly from the SE with a dominant period of 7 seconds.

Sat Night

SE winds around 5 kt, becoming W after midnight. Seas 2 ft or less.

Sun

N winds around 5 kt, becoming S in the afternoon. Seas 2 ft or less.

Sun Night

SW winds 5 to 10 kt. Seas 2 ft or less.

Mon

S winds 5 to 10 kt. Seas 2 ft or less.

Mon Night

S winds 10 to 15 kt. Seas around 3 ft.

Tue

S winds 10 to 15 kt. Seas 2 ft or less, then around 3 ft in the afternoon.