Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect.
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Last Update: 847 AM PDT Sun Aug 20 2017

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Los Angeles/Oxnard, CA Local Forecast Office

35NM SW Cambria CA

Marine Zone Forecast


Synopsis: PZZ600-202300- 847 AM PDT Sun Aug 20 2017 .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 1030 MB surface high was about 600 NM W of Eureka and a 1005 MB low was near Las Vegas. $$

Today
S winds 5 to 10 kt. Wind waves 2 ft or less. Mixed swell NW 5 ft at 10 seconds and S 3 ft at 14 seconds.
Tonight
S winds 10 kt in the evening...becoming variable 10 kt or less. Wind waves 2 ft or less. Mixed swell NW 5 ft at 10 seconds and S 3 ft at 13 seconds.
Mon
Winds variable 10 kt or less...becoming S 10 kt in the afternoon. Wind waves 2 ft or less. NW swell 4 to 5 ft at 10 seconds.
Mon Night
Winds variable 10 kt or less. Wind waves 2 ft or less. NW swell 3 to 4 ft at 10 seconds. Patchy fog after midnight.
Tue
Winds variable 10 kt or less...becoming NW 10 to 15 kt in the afternoon. Wind waves 2 ft or less. NW swell 3 to 4 ft at 9 seconds. Patchy fog in the morning.
Tue Night
NW winds 10 to 15 kt. Wind waves 2 ft or less. mixed swell NW 3 ft at 9 seconds and S 2 ft at 12 seconds. Patchy fog after midnight.
Wed
NW winds 15 to 20 kt with gusts to 25 kt. Combined seas 4 to 5 ft. Patchy fog.
Thu
NW winds 15 to 25 kt with gusts to 30 kt. Combined seas 6 to 8 ft. Patchy fog.
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Last Update: 847 AM PDT Sun Aug 20 2017
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