Heavy rain and severe weather possible from the northern/central Plains to the Upper Midwest

Heavy rainfall and severe thunderstorms are expected across portions of the northern and central Plains, pushing eastward into the Upper Midwest by Wednesday. These severe thunderstorms may be capable of producing large hail and damaging winds, and possibly some tornadoes.
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Last Update: 816 PM PDT Tue Jun 27 2017

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Los Angeles/Oxnard, CA Local Forecast Office

9NM SSE Santa Barbara CA

Marine Zone Forecast


...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT WEDNESDAY...
Synopsis: PZZ600-281145- 816 PM PDT Tue Jun 27 2017 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 03Z...or 8 PM PDT...A 1030 MB high was located 800 NM west of Seattle while a 1008 MB thermal low was over southeast California. The high will weaken as it shifts closer to the West Coast through late in the week. The gusty NW winds will persist through Sat. $$

Tonight
Western portion...W winds 15 to 25 kt becoming NW after midnight. Eastern portion...SW winds 15 to 20 kt becoming variable 10 kt or less after midnight. Combined seas 3 to 5 ft dominant period 6 seconds.
Wed
NW winds 10 to 15 kt...becoming W 15 to 20 kt in the afternoon. Wind waves 1 to 3 ft. W swell 2 to 4 ft at 7 seconds. patchy fog in the morning.
Wed Night
W winds 10 to 20 kt with local gusts to 25 kt...becoming SE 5 to 10 kt after midnight. Strongest western portion. Combined seas 3 to 5 ft dominant period 7 seconds...subsiding to 2 to 3 ft dominant period 8 seconds after midnight. Patchy fog after midnight.
Thu
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.
Thu Night
W winds 10 to 20 kt in the evening...becoming variable 10 kt or less. Wind waves 1 to 3 ft. W swell 3 to 4 ft at 7 seconds. patchy fog after midnight.
Fri
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 4 ft at 7 seconds. Patchy fog in the morning.
Fri Night
W winds 10 to 20 kt...becoming 5 to 10 kt after midnight. Wind waves 2 ft or less. W swell 3 to 4 ft at 8 seconds. patchy fog after midnight.
Sat
W winds 10 to 15 kt. Wind waves 2 ft or less. W swell 2 to 4 ft. Patchy fog.
Sun
S winds 5 to 10 kt. Wind waves 2 ft or less. W swell 2 to 3 ft. Patchy fog.
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ABOUT THIS FORECAST

Last Update: 816 PM PDT Tue Jun 27 2017
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