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California, West Slope Northern Sierra Nevada

Special Statement

Statement as of 3:45 AM PST on December 18, 2017

Expires 9:00 AM EST on December 18, 2017


... Showers return to the region Tuesday night into Wednesday...

A potent, quick moving, weather system will bring showers to
interior norcal Tuesday night into Wednesday. Snow levels will
lower to around 3000 to 4000 feet Tuesday night, and then below
2000 feet by later Wednesday. 3 to 6 inches of snow are expected
through the northern Sierra Nevada passes while some of the higher
peaks will see up to 8 inches of snowfall accumulation. Improving
conditions are expected Wednesday night behind the system.

Impacts:
motorists traveling into the mountains should be prepared for
winter weather conditions and carry chains. Slick roads can be
expected.

Rainfall totals: under a quarter inch for the Central Valley with
up to three quarters of an inch over portions of the foothills and
mountains.

Snowfall totals: 3 to 6 inches above 4500 feet with up to 8 inches
over the higher peaks.

Winds: locally gusty southwest wind to 50 mph or higher through
the passes.


345 am PST Mon Dec 18 2017

... Showers return to the region Tuesday night into Wednesday...

A potent, quick moving, weather system will bring showers to
interior norcal Tuesday night into Wednesday. Snow levels will
lower to around 3000 to 4000 feet Tuesday night, and then below
2000 feet by later Wednesday. 3 to 6 inches of snow are expected
through the northern Sierra Nevada passes while some of the higher
peaks will see up to 8 inches of snowfall accumulation. Improving
conditions are expected Wednesday night behind the system.

Impacts:
motorists traveling into the mountains should be prepared for
winter weather conditions and carry chains. Slick roads can be
expected.

Rainfall totals: under a quarter inch for the Central Valley with
up to three quarters of an inch over portions of the foothills and
mountains.

Snowfall totals: 3 to 6 inches above 4500 feet with up to 8 inches
over the higher peaks.

Winds: locally gusty southwest wind to 50 mph or higher through
the passes.



1142 am PST sun Dec 17 2017

... Rain and lower Elevation Mountain snow late Tuesday night and
Wednesday...

A weak storm system will move across the region Tuesday night and
Wednesday. Snow levels will be lower with this system starting out
around 4000 in the north to 5000 feet in the south. Snow levels
are expected to lower by at least another thousand feet and may
become locally lower as the storm passes. Expect improving
conditions Wednesday night behind the system.

Impacts:
motorists traveling into the mountains should be prepared for
winter weather conditions and carry chains.

Slick roads can be expected.

Rainfall totals: under a quarter inch for the valley local amounts
up to half inch foothills... highest totals north of US-50.

Snowfall total: 2 to 7 inches above 4000 feet... highest totals
above 5000 feet and north of US-50.

Winds: southwest wind gusts 50 mph or higher over the crest.


1142 am PST sun Dec 17 2017

... Rain and lower Elevation Mountain snow late Tuesday night and
Wednesday...

A weak storm system will move across the region Tuesday night and
Wednesday. Snow levels will be lower with this system starting out
around 4000 in the north to 5000 feet in the south. Snow levels
are expected to lower by at least another thousand feet and may
become locally lower as the storm passes. Expect improving
conditions Wednesday night behind the system.

Impacts:
motorists traveling into the mountains should be prepared for
winter weather conditions and carry chains.

Slick roads can be expected.

Rainfall totals: under a quarter inch for the valley local amounts
up to half inch foothills... highest totals north of US-50.

Snowfall total: 2 to 7 inches above 4000 feet... highest totals
above 5000 feet and north of US-50.

Winds: southwest wind gusts 50 mph or higher over the crest.



Weather Severe Map
Alabama - Dense Fog Advisory
Alaska - Winter Storm Warning , Winter Weather Advisory , Winter Storm Watch , Blizzard Warning , Special Statement
Arkansas - Dense Fog Advisory
American Samoa - Flash Flood Watch
California - Wind Advisory , High Wind Watch , Frost Advisory , Winter Storm Watch , Freeze Warning , Special Statement , Air Quality Alert , Hard Freeze Warning , Public Information Statement
Colorado - Public Information Statement , Public Information Statement
Connecticut - Winter Weather Advisory
Florida - Dense Fog Advisory , Special Statement
Georgia - Dense Fog Advisory , Special Statement
Hawaii - Flash Flood Watch
Idaho - Winter Storm Warning , Winter Weather Advisory
Illinois -
Indiana -
Iowa - Dense Fog Advisory , Special Statement
Kansas - Public Information Statement
Louisiana - Storm Surge Warning, Tropical Storm Warning , Dense Fog Advisory , Record Report
Maine - Special Statement , Public Information Statement , Public Information Statement
Michigan - Winter Weather Advisory , Special Statement
Minnesota - Special Statement
Mississippi - Dense Fog Advisory
Missouri - Dense Fog Advisory
Montana - High Wind Warning , Winter Storm Watch , Winter Storm Warning , Winter Weather Advisory , Winter Storm Warning, Winter Weather Advisory , Winter Weather Advisory, Winter Storm Watch
Nebraska - Special Statement
Nevada - High Wind Watch , Special Statement
New Hampshire - Special Statement
New Mexico - Winter Weather Advisory
New York - Special Statement
North Dakota - Special Statement
Oklahoma - Dense Fog Advisory
Oregon - High Wind Watch, Air Stagnation Advisory , Winter Storm Watch , Winter Storm Warning , Air Stagnation Advisory , Special Statement , Air Stagnation Advisory, Special Statement
Puerto Rico - Coastal Hazard Statement
Tennessee - Dense Fog Advisory
Texas - Tropical Storm Warning , Storm Surge Watch, Tropical Storm Warning , Dense Fog Advisory
Virginia -
Washington - Winter Storm Warning , Winter Storm Warning, Winter Weather Advisory
Wisconsin - Special Statement
Wyoming - High Wind Warning , Special Statement

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