Strong Winds and Critical Fire Weather Conditions Likely over California

Critical fire weather conditions will continue over portions of California today. Very strong winds with gusts over 60 mph combined with dry humidity values will create an environment conducive to extreme fire danger and explosive fire growth over southern California. Winds are expected to diminish later today and tonight.
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Last Update: 830 AM PST Sun Dec 17 2017

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17NM SW San Francisco CA

Marine Zone Forecast


...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM PST THIS AFTERNOON...
Synopsis: PZZ500-180130- 830 AM PST Sun Dec 17 2017 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Winds will diminish through the day as an upper level trough over the interior moves east. High pressure will build off of the northern California coast bringing light to moderate north winds tonight through Tuesday. Northwest winds will increase Tuesday night and Wednesday after a frontal system moves across the area. $$

This Afternoon
N winds 10 to 20 kt with gusts up to 25 kt, diminishing to up to 10 kt this afternoon. Wind waves 3 to 4 ft. NW swell 4 to 8 ft at 12 seconds.
Tonight
N winds around 5 kt. Wind waves 2 ft or less. NW swell 4 to 7 ft at 12 seconds.
Mon
NE winds around 5 kt. Wind waves 2 ft or less. NW swell 3 to 4 ft at 12 seconds.
Mon Night
N winds up to 10 kt. Wind waves 2 ft or less. NW swell 3 to 5 ft at 11 seconds.
Tue
S winds 5 to 10 kt. Wind waves 2 ft or less. NW swell 3 to 5 ft at 11 seconds.
Tue Night
SW winds 5 to 15 kt. Wind waves around 3 ft. NW swell 4 to 7 ft at 11 seconds. A chance of rain.
Wed
NW winds 15 to 25 kt with gusts up to 30 kt. Wind waves 3 to 5 ft. NW swell 4 to 9 ft. A chance of showers through the night.
Thu
N winds 5 to 15 kt, becoming NW 5 to 10 kt. Wind waves around 3 ft, then around 2 ft or less. NW swell 4 to 8 ft. .....san francisco bar/fourfathom bank forecast..... in the deep water channel...combined seas 6 to 8 ft at 12 seconds. across the bar...combined seas 7 to 9 ft at 12 seconds. Maximum ebb current of 1.9 knots at 03:18 pm sunday and 0.7 knots at 04:06 am monday.
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ABOUT THIS FORECAST

Last Update: 830 AM PST Sun Dec 17 2017
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