Flash Flood Threat to Persist in the 4-Corners; Heat Threat in Several Regions

The threat of flash flooding will continue to exist into Monday across the Southwest into the the central Rockies as monsoon conditions persist. Dangerous heat will be in place across the Intermountain West, northern Plains, and into the southern Plains and Lower Mississippi River Valley into early week.
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Last Update: 704 PM EDT Sat Jul 24 2021

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Philadelphia, PA Local Forecast Office

20NM SSW Atlantic City NJ

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT SUNDAY THROUGH

Synopsis: A warm front will move through our area later tonight into early Sunday, then a cold front arrives Sunday night into Monday. Weak high pressure briefly builds in Tuesday, then a couple of cold fronts should affect our region Wednesday through Friday.

Tonight
SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. A chance of showers with a slight chance of tstms after midnight. Swell mainly from the S with a dominant period of 5 seconds.
Sun
S winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Swell mainly from the S with a dominant period of 4 seconds.
Sun Night
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of showers after midnight. Swell mainly from the S with a dominant period of 6 seconds.
Mon
SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 5 ft. A chance of showers early in the morning, then a chance of tstms in the late morning and afternoon. Swell mainly from the S with a dominant period of 6 seconds.
Mon Night
SW winds 5 to 10 kt. Seas around 3 ft. A chance of tstms in the evening.
Tue
NW winds around 5 kt, becoming SW in the afternoon. Seas 2 ft or less.
Tue Night
SW winds 5 to 10 kt. Seas 2 ft or less. Light swell in the evening.
Wed
NW winds around 5 kt, becoming S in the afternoon. Seas 2 ft or less.
Wed Night
S winds 5 to 10 kt. Seas 2 ft or less.
Thu
SW winds 5 to 10 kt. Seas 2 ft or less.
Thu Night
SW winds 5 to 10 kt. Seas 2 ft or less. A chance of tstms. winds and seas higher in and near tstms.
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ABOUT THIS FORECAST

Last Update: 704 PM EDT Sat Jul 24 2021
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