Heat Continues For Parts Of Western & Southern U.S. While Monsoon Slowly Begins To Decrease

Another day of dangerous heat is in store for parts of the western and southern U.S. on Tuesday before a cooling trend begins Wednesday. Excessive Heat Warnings are in effect for northern CA and southwestern OR, while Heat Advisories cover parts of the southern Plains/Lower MS Valley. Meanwhile, monsoon will slowly taper off Tuesday in the Southwest, but isolated heavy rain remains possible.
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Hazardous Weather Conditions

Last Update: 934 PM EDT Mon Jul 16 2018

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Philadelphia, PA Local Forecast Office

8NM ESE Atlantic City NJ

Marine Zone Forecast


Synopsis: A low pressure system moves across Ontario and Quebec tonight and Tuesday. An associated strong cold front will cross our area Tuesday afternoon and Tuesday night. High pressure from the Great Lakes will follow for Wednesday and remain over our area into Friday night. A series of disturbances will then be across the Mid-Atlantic for the upcoming weekend.

Rest Of Tonight
SW winds around 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Swell mainly from the SE with a dominant period of 10 seconds.
Tue
SW winds around 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Swell mainly from the S with a dominant period of 11 seconds. showers and tstms likely late with vsby 1 to 3 nm.
Tue Night
SW winds 10 to 15 kt with gusts up to 20 kt, becoming NW after midnight. Seas 3 to 4 ft. Swell mainly from the S with a dominant period of 7 seconds. showers and tstms likely, mainly in the evening with vsby 1 to 3 nm.
Wed
N winds 10 to 15 kt, diminishing to 5 to 10 kt in the late morning and afternoon. Seas 3 to 4 ft. Swell mainly from the S with a dominant period of 8 seconds.
Wed Night
N winds 5 to 10 kt. Seas 3 to 4 ft.
Thu
NE winds around 10 kt. Seas around 3 ft.
Thu Night
SE winds 5 to 10 kt. Seas around 3 ft.
Fri
E winds 5 to 10 kt. Seas 2 ft or less.
Fri Night
E winds 10 to 15 kt. Seas around 3 ft.
Sat
E winds around 10 kt. Seas 3 to 4 ft. A chance of showers and tstms.
Sat Night
S winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers and tstms. 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: 934 PM EDT Mon Jul 16 2018
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