Severe Thunderstorm and Flash Flooding Threats in the South

Organized severe thunderstorms capable of producing mainly large hail and perhaps damaging winds are expected across portions of Louisiana this afternoon with a second round further west tonight. Heavy thunderstorms may lead to flash flooding over portions of the northern Gulf Coast today through Saturday. Several inches of excessive rainfall are possible with Flash Flood Watches in effect.
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Last Update: 857 AM PDT Tue Apr 13 2021

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Los Angeles/Oxnard, CA Local Forecast Office

18NM SW Long Beach CA

Marine Zone Forecast


Synopsis: PZZ600-132215- 857 AM PDT Tue Apr 13 2021 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 15Z, or 8 AM PDT, a 1032 MB high was located 400 NM west of Seattle, WA and a 1003 MB thermal low was located near Las Vegas. $$

Today
Winds variable 10 kt or less, becoming W 10 to 15 kt in the afternoon. Wind waves 2 ft or less. W swell 2 to 3 ft at 7 seconds. Patchy fog in the morning. Patchy drizzle in the morning.
Tonight
W winds 10 to 15 kt. Wind waves 2 ft or less. W swell 2 to 3 ft at 8 seconds. Patchy fog after midnight. Patchy drizzle after midnight.
Wed
W winds 10 to 15 kt. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 7 seconds and S 2 ft at 18 seconds. Patchy fog in the morning. Patchy drizzle in the morning.
Wed Night
W winds 10 to 15 kt in the evening, becoming variable 10 kt or less. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 7 seconds and S 2 ft at 17 seconds.
Thu
Winds variable 10 kt or less, becoming W 10 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 7 seconds and S 2 ft at 16 seconds.
Thu Night
W winds 10 to 15 kt, becoming 5 to 10 kt after midnight. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 6 seconds and S 2 ft at 16 seconds. Patchy fog after midnight.
Fri
W winds 15 to 20 kt. Combined seas 3 to 4 ft. Patchy fog.
Sat
W winds 10 to 15 kt. Wind waves 1 to 3 ft. Mixed swell W 2 ft and S 2 ft. Patchy fog.
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ABOUT THIS FORECAST

Last Update: 857 AM PDT Tue Apr 13 2021
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