Heavy Rain and Flooding in the Southern Plains to the Great Lakes

Several days of heavy rainfall will lead to flash flooding and river flooding from the Southern Plains to the Southern Great Lakes. A band of freezing rain is forecast across portions of the Southern Plains into the Middle Mississippi Valley.
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Last Update: 231 AM PST Wed Feb 21 2018

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Los Angeles/Oxnard, CA Local Forecast Office

38NM WSW Cambria CA

Marine Zone Forecast


Synopsis: PZZ600-211930- 231 AM PST Wed Feb 21 2018 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 08Z...or 12 AM PST...A 1018 MB surface low was about 400 NM northwest of Point Conception. This low will move south, off the West Coast today, bringing a slight chance of rain to the northern outer waters this afternoon. $$

Today
N winds 5 to 10 kt, becoming SW in the afternoon. Wind waves 2 ft or less. NW swell 5 to 7 ft at 13 seconds. Slight chance of showers.
Tonight
Winds variable 10 kt or less, becoming N 10 to 15 kt after midnight. Wind waves 2 ft or less. NW swell 5 to 6 ft at 15 seconds.
Thu
NW winds 15 to 25 kt with gusts to 30 kt. Combined seas 6 to 7 ft dominant period 14 seconds, building to 8 to 9 ft dominant period 14 seconds in the afternoon. Slight chance of showers.
Thu Night
NW winds 25 to 30 kt with local gusts to 35 kt, becoming 20 to 30 kt after midnight. Combined seas 9 to 11 ft dominant period 12 seconds, building to 11 to 13 ft dominant period 12 seconds after midnight. Slight chance of showers in the evening.
Fri
N winds 15 to 25 kt, becoming NW 10 to 20 kt in the afternoon. Combined seas 10 to 13 ft dominant period 12 seconds, subsiding to 8 to 11 ft dominant period 12 seconds in the afternoon.
Fri Night
NW winds 20 to 30 kt. Combined seas 10 to 12 ft dominant period 12 seconds, subsiding to 8 to 10 ft dominant period 12 seconds after midnight.
Sat
NW winds 20 to 30 kt with gusts to 35 kt. Combined seas 7 to 9 ft.
Sun
NW winds 20 to 30 kt with gusts to 35 kt. Combined seas 7 to 9 ft.
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Last Update: 231 AM PST Wed Feb 21 2018
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