Powerful Pacific Storm to Bring Widespread Hazardous Weather to West Coast; Two Storm Systems to Impact Central and Eastern U.S.

A powerful Pacific storm will hammer the West Coast into Friday with strong winds, heavy rain and heavy mountain snow. Heavy rain will bring a threat of flash flooding along recent burn scars while blizzard conditions are expected in the Sierras. Meanwhile, two winter storms will bring areas of heavy snow and freezing rain followed by bitter cold into this weekend from the Plains to the Northeast.
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Last Update: 205 PM PST Wed Jan 16 2019

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21NM SSW San Francisco CA

Marine Zone Forecast


...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...
Synopsis: PZZ500-171115- 205 PM PST Wed Jan 16 2019 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... A strong storm system will move across the coastal waters through this evening, bringing significant marine hazards. Widespread gale force southeast winds ahead of the frontal passage will bring steep fresh swell. Local storm force gusts are possible through coastal gaps such as under the Golden Gate bridge. In addition, isolated to scattered thunderstorms across the waters through this evening which can produce waterspouts, erratic gusty winds, rough seas, lightning, and hail. A very large and long period west swell will arrive Thursday morning and persist into Friday. $$

Rest Of Today
S winds 30 to 35 kt with gusts up to 50 kt. Wind waves 9 to 14 ft. W swell 5 to 8 ft at 17 seconds. Rain and a chance of thunderstorms.
Tonight
S winds 25 to 35 kt with gusts up to 50 kt. Wind waves 7 to 10 ft. W swell 5 to 7 ft at 17 seconds. Showers and a chance of thunderstorms.
Thu
SW winds 15 to 25 kt with gusts up to 30 kt. Wind waves 4 to 7 ft. W swell 15 to 20 ft at 22 seconds. Showers and a slight chance of thunderstorms.
Thu Night
W winds 5 to 15 kt. Wind waves 2 ft or less. W swell 17 to 22 ft at 18 seconds.
Fri
E winds 5 to 15 kt. Wind waves 2 ft or less. W swell 11 to 16 ft at 15 seconds.
Fri Night
E winds 5 to 10 kt. Wind waves 2 ft or less. W swell 8 to 11 ft at 14 seconds.
Sat
NE winds 5 to 15 kt. Wind waves 2 ft or less. W swell 6 to 9 ft.
Sun
NW winds 10 to 15 kt. Wind waves 3 to 4 ft. W swell 5 to 8 ft. A chance of rain. winds and wind waves higher in and near thunderstorms. .....san francisco bar/fourfathom bank forecast..... in the deep water channel...combined seas 9 to 11 ft at 14 seconds. across the bar...combined seas 11 to 13 ft at 14 seconds. Maximum ebb current of 1.3 knots at 12:55 am thursday and 3.2 knots at 12:49 pm thursday.

Winds and wind waves higher in and near thunderstorms. .....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Combined seas 9 to 11 ft at 14 seconds. ACROSS THE BAR...Combined seas 11 to 13 ft at 14 seconds. Maximum ebb current of 1.3 knots at 12:55 AM Thursday and 3.2 knots at 12:49 PM Thursday.
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ABOUT THIS FORECAST

Last Update: 205 PM PST Wed Jan 16 2019
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