Severe storms and Heavy Rain in the Upper Midwest; Fire Weather Threats in the West

Scattered severe storms capable of producing large hail and damaging winds are expected from Montana, the Dakotas, and into northwestern Montana; and in the South and Central High Plains. Heavy rain may produce flash flooding in portions of the Plains, especially, the North Plains; Mississippi Valley; Appalachians; and Deep South. Fire weather threats are Elevated for portions of Nevada.
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Last Update: 101 PM EDT Sat Jul 4 2020

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Philadelphia, PA Local Forecast Office

20NM SSW Atlantic City NJ

Marine Zone Forecast


Synopsis: A backdoor cold front will push to our south through today. Another weak backdoor front may move into the area Sunday into Monday, before lifting back northward into Tuesday. A very warm and humid week is expected next week as a southerly flow develops, although there is the potential for a coastal low along the east coast late next week.

This Afternoon
NE winds around 10 kt. Seas around 3 ft. Isolated tstms late. Swell mainly from the SE with a dominant period of 9 seconds.
Tonight
E winds around 5 kt, becoming SW late. Seas around 3 ft. Swell mainly from the SE with a dominant period of 9 seconds.
Sun
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt late. Seas 2 ft or less. Swell mainly from the SE with a dominant period of 9 seconds.
Sun Night
SW winds 10 to 15 kt. Gusts up to 20 kt early in the evening. Seas around 3 ft. Swell mainly from the SE with a dominant period of 9 seconds.
Mon
SW winds 5 to 10 kt, becoming S in the afternoon. Seas around 3 ft in the morning, then 2 ft or less.
Mon Night
S winds 5 to 10 kt. Seas 2 ft or less.
Tue
S winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 3 ft.
Tue Night
S winds 10 to 15 kt. Seas around 3 ft.
Wed
S winds 10 to 15 kt. Seas around 3 ft.
Wed Night
S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 3 ft. winds and seas higher in and near tstms.

Winds and seas higher in and near tstms.
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ABOUT THIS FORECAST

Last Update: 101 PM EDT Sat Jul 4 2020
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