Heavy Rains Expected to Impact Parts of the Eastern U.S.

A strong cold front will produce heavy rain will create mainly localized areas of flash flooding to the Great Lakes and Ohio Valley. There is another flash flood threat in the parts of the Southeast and Southern Appalachians.
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Last Update: 901 PM PDT Mon Sep 20 2021

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Los Angeles/Oxnard, CA Local Forecast Office

12NM SSW Huntington Beach CA

Marine Zone Forecast


Synopsis: PZZ600-211030- 901 PM PDT Mon Sep 20 2021 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 00Z, or 5 PM PDT, a 1029 MB surface high was centered 700 NM NW of Point Conception and a 1028 MB high was in Idaho. A 1009 MB thermal low was just S of Las Vegas. The high will expand into the Great Basin through Tuesday. $$

Tonight
SE winds 5 to 10 kt wind waves 2 ft or less. Mixed swell W 3 ft at 10 seconds and S 2 ft at 13 seconds. Patchy dense fog with vsby 1 nm or less after midnight.
Tue
Winds variable 10 kt or less, becoming SW to W 10 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 ft at 12 seconds and S 2 ft at 13 seconds. Patchy dense fog in the morning with vsby 1 nm or less.
Tue Night
W winds 10 kt in the evening, becoming variable 10 kt or less. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 10 seconds and S 2 ft at 12 seconds. Patchy fog after midnight.
Wed
Winds variable 10 kt or less, becoming W 10 to 15 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 10 seconds and S 2 ft at 12 seconds. Patchy fog in the morning.
Wed Night
W winds 10 to 15 kt, becoming variable 10 kt or less after midnight. Wind waves 1 to 3 ft. W swell 3 to 4 ft at 7 seconds. Patchy fog after midnight.
Thu
W winds 10 to 15 kt. Wind waves 2 ft or less. W swell 3 to 4 ft. Patchy fog in the morning.
Thu Night
W winds 10 to 15 kt, becoming 5 to 10 kt after midnight. Wind waves 2 ft or less. W swell 3 to 4 ft. Patchy fog after midnight.
Fri
W winds 5 to 10 kt. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft and S 2 ft. Patchy fog.
Sat
W winds 10 to 15 kt. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft and S 2 ft. Patchy fog.
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ABOUT THIS FORECAST

Last Update: 901 PM PDT Mon Sep 20 2021
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