Stormy Weather in the Northwest; Fire Weather Threat Redeveloping in Southern California this Weekend

An active fall storm pattern in the Pacific Northwest is bringing heavy rain and high elevation snow to the region which will persist through this weekend. Strong winds associated with this system will bring a renewed period of critical fire weather to southern California later this weekend into next week.
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Last Update: 216 PM PDT Thu Oct 19 2017

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17NM SW San Francisco CA

Marine Zone Forecast

...SMALL CRAFT ADVISORY FOR ROUGH BAR IN EFFECT FROM 9 PM PDT

Synopsis: PZZ500-200430- 216 PM PDT Thu Oct 19 2017 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... A cold front will pass over the region later this evening, bringing the first rain of the wet season, a wind shift, and small craft criteria winds to the waters, with occasional gusts up to or exceeding 30 mph. A very robust northwest, long period, large swell train will arrive late this afternoon and through the evening, generating large waves and hazardous seas through at least Saturday. Operators of small crafts are urged to use extreme caution if out at sea over the next several days. $$

Tonight
W winds 15 to 25 kt. Wind waves 3 to 5 ft. W swell 3 to 5 ft at 20 seconds...increasing to 9 to 12 ft at 20 seconds after midnight. Swell SW 3 ft. Chance of rain in the evening, then chance of showers after midnight.
Fri
NW winds 5 to 15 kt. Wind waves 1 to 3 ft. W swell 12 to 15 ft at 17 seconds.
Fri Night
NW winds 10 to 20 kt. Wind waves 2 to 4 ft. W swell 12 to 15 ft at 16 seconds.
Sat
NW winds 10 kt. Wind waves 2 ft or less. W swell 9 to 12 ft at 15 seconds.
Sat Night
NW winds 5 to 15 kt. Wind waves 1 to 3 ft. W swell 7 to 9 ft at 18 seconds.
Sun
NW winds 15 to 25 kt. Wind waves 3 to 5 ft. W swell 7 to 9 ft. Swell S 3 ft.
Mon
NW winds 5 to 15 kt. Wind waves 1 to 3 ft. W swell 7 to 9 ft and S 4 to 6 ft.
Tue
NW winds 5 to 15 kt. Wind waves 1 to 3 ft. W swell 7 to 9 ft. Swell S 3 ft. .....san francisco bar/fourfathom bank forecast..... in the deep water channel...combined seas 4 to 6 ft with a dominant swell period of 15 seconds...increasing to 8 to 12 ft with a dominant swell period of 20 seconds in the evening. across the bar...combined seas 5 to 7 ft with a dominant swell period of 15 seconds...increasing to 9 to 13 ft with a dominant swell period of 20 seconds in the evening. Maximum ebb current of 1.7 knots at 03:42 pm thursday and 1.2 knots at 03:48 am friday.
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ABOUT THIS FORECAST

Last Update: 216 PM PDT Thu Oct 19 2017
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