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Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
National Weather Service Sacramento CA
248 PM PST Sun Feb 18 2018

...Northern Sierra Snow Sunday into Monday...

.A cold system from western Canada will bring periods of snow and
gusty winds to the northern Sierra into Monday. Snow levels will
lower into the foothills tonight. A dusting of snow is possible
down to 1000 feet.

CAZ069-191200-
/O.CON.KSTO.WW.Y.0005.000000T0000Z-180220T0000Z/
West Slope Northern Sierra Nevada-
248 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
MONDAY...

* WHAT...Snow occurring. Plan on slippery road conditions.
  Additional snow accumulations of 2 to 4 inches are expected.

* WHERE...West Slope Northern Sierra Nevada.

* WHEN...Until 4 PM Monday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at
  times. Wind gusts 40 to 50 mph possible over higher terrain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Hanford CA
851 PM PST Sun Feb 18 2018

CAZ093-094-191300-
/O.CON.KHNX.WW.Y.0002.000000T0000Z-180220T0000Z/
Mariposa, Madera, and Fresno County Foothills-
Tulare County Foothills-
Including the cities of Oakhurst, Mariposa, Springville,
and Three Rivers
851 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
MONDAY...

* WHAT...Light snow showers expected. Total snow accumulations of
  a trace to up to one inch are expected with a few spots
  receiving up to two inches in heavier snow showers.

* WHERE...Mariposa, Madera, and Fresno County Foothills and
  Tulare County Foothills above 1500 feet.

* WHEN...Through 4 PM PST Monday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Be
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Eureka CA
817 PM PST Sun Feb 18 2018

...A cold storm system will continue to bring snow showers to the
area through early Monday morning...

.Snow levels will fall to around 500 to 1000 ft early Monday
morning. The greatest snow impacts will be on highway passes with
possible snow showers at lower elevations. Accumulating small hail
may impact roadways near the coast below the snow level.

CAZ104-106-191200-
/O.CON.KEKA.WW.Y.0004.000000T0000Z-180219T1200Z/
Southwestern Humboldt-Southern Humboldt Interior-
817 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
MONDAY ABOVE 1500 FEET...

* WHAT...Snow occurring. Plan on slippery road conditions.
  Additional snow accumulations of 1 to 3 inches, with localized
  higher amounts possible in heaviest showers.

* WHERE...Southwestern Humboldt and Southern Humboldt Interior
  County. Roadways impacted include Shelter Cove Road and Mattole.

* WHEN...Until 4 AM Monday.

* ADDITIONAL DETAILS...Slow down, allow extra time and be
  prepared for changing conditions. Check the latest forecasts
  and call 1-800-427-7623 for current road conditions and chain
  requirements before traveling. Be alert for rock slides in
  mountainous terrain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.

For a detailed view of the hazard area visit:
http://www.wrh.noaa.gov/map/?wfo=eka

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Eureka CA
817 PM PST Sun Feb 18 2018

...A cold storm system will continue to bring snow showers to the
area through early Monday morning...

.Snow levels will fall to around 500 to 1000 ft early Monday
morning. The greatest snow impacts will be on highway passes with
possible snow showers at lower elevations. Accumulating small hail
may impact roadways near the coast below the snow level.

CAZ102-105-191200-
/O.CON.KEKA.WW.Y.0004.000000T0000Z-180219T1200Z/
Del Norte Interior-Northern Humboldt Interior-
817 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
MONDAY ABOVE 1500 FEET...

* WHAT...Snow occurring. Plan on slippery road conditions.
  Additional snow accumulations of 3 to 5 inches, with localized
  amounts up to 7 inches, are possible.

* WHERE...Del Norte Interior and Northern Humboldt Interior
  County. Highways impacted include Hwy 101, Hwy 199, and Hwy 299.
* WHEN...Until 4 AM Monday.

* WHEN...Until 4 AM Monday.

* ADDITIONAL DETAILS...Slow down, allow extra time and be
  prepared for changing conditions. Check the latest forecasts
  and call 1-800-427-7623 for current road conditions and chain
  requirements before traveling. Be alert for rock slides in
  mountainous terrain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.

For a detailed view of the hazard area visit:
http://www.wrh.noaa.gov/map/?wfo=eka

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Eureka CA
817 PM PST Sun Feb 18 2018

...A cold storm system will continue to bring snow showers to the
area through early Monday morning...

.Snow levels will fall to around 500 to 1000 ft early Monday
morning. The greatest snow impacts will be on highway passes with
possible snow showers at lower elevations. Accumulating small hail
may impact roadways near the coast below the snow level.

CAZ107-108-191200-
/O.CON.KEKA.WW.Y.0004.000000T0000Z-180219T1200Z/
Northern Trinity-Southern Trinity-
817 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
MONDAY ABOVE 1500 FEET...

* WHAT...Snow occurring. Plan on slippery road conditions.
  Additional snow accumulations of 1 to 3 inches, with localized
  amounts up to 5 inches, are possible. The heaviest amounts will
  be in western Trinity county.

* WHERE...Trinity County. Highways impacted include Hwy 299, Hwy
  36, and Hwy 3.

* WHEN...Until 4 AM Monday.

* ADDITIONAL DETAILS...Slow down, allow extra time and be
  prepared for changing conditions. Check the latest forecasts
  and call 1-800-427-7623 for current road conditions and chain
  requirements before traveling. Be alert for rock slides in
  mountainous terrain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.

For a detailed view of the hazard area visit:
http://www.wrh.noaa.gov/map/?wfo=eka

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
544 PM PST Sun Feb 18 2018

CAZ072-NVZ002>004-190600-
/O.NEW.KREV.WW.Y.0005.180219T0144Z-180219T0600Z/
Greater Lake Tahoe Area-Greater Reno-Carson City-Minden Area-
Western Nevada Basin and Range including Pyramid Lake-
Including the cities of South Lake Tahoe, Truckee, Stateline,
Incline Village, Sparks, Gardnerville, Virginia City, Fernley,
Fallon, Lovelock, and Silver Springs
544 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* WHAT...Snow occurring. Additional snow accumulations of up to
  two inches are expected.

* WHERE...Greater Lake Tahoe Area, Greater Reno-Carson City-
  Minden Area and Western Nevada Basin and Range including
  Pyramid Lake.

* WHEN...Until 10 PM PST this evening.

* ADDITIONAL DETAILS...Plan on slippery road conditions tonight.
  Be prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Even light snowfall causes major travel delays, especially during
periods of high traffic volume. Be sure to allow extra time to
reach your destination. Leave extra space between vehicles since
it takes longer to stop on slick roadways. The latest road
conditions can be obtained by calling 5 1 1.

&&

$$

http://www.weather.gov/reno

URGENT - WINTER WEATHER MESSAGE
National Weather Service Medford OR
251 PM PST Sun Feb 18 2018

CAZ080-191200-
/O.EXT.KMFR.WW.Y.0008.000000T0000Z-180219T1800Z/
Western Siskiyou County-
Including the cities of Etna, Fort Jones, and Happy Camp
251 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST MONDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 5 inches,
  with localized amounts up to 10 inches in the mountains, are
  expected.

* WHERE...Western Siskiyou County to include portions of Highway
  96, Highway 3, and Etna Summit on Sawyers Bar Road. Towns
  affected include Seiad Valley, Happy Camp and Fort Jones.

* WHEN...Until 10 AM PST Monday. Snow showers will diminish early
  in the morning, but some roads will be icy through the morning
  hours.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Be
  prepared for reduced visibilities at times.

* View the hazard area in detail at
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* Slow down and allow extra time to reach your destination.

* Carry tire chains and be prepared for snow covered roads and
  limited visibilities.

* See http://quickmap.dot.ca.gov for latest road conditions.

* A Winter Weather Advisory for snow means that periods of snow
  will cause travel difficulties.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Medford OR
251 PM PST Sun Feb 18 2018

CAZ081-083>085-191200-
/O.EXT.KMFR.WW.Y.0008.000000T0000Z-180219T1800Z/
Central Siskiyou County-
North Central and Southeast Siskiyou County-
Northeast Siskiyou and Northwest Modoc Counties-Modoc County-
Including the cities of Yreka, Weed, and Dorris
251 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST MONDAY...

* WHAT...Snow. Additional snow accumulations of 1 to 3 inches,
  with localized amounts up to 8 inches, are expected.

* WHERE...Central and Eastern Siskiyou County and Modoc County to
  include Interstate 5 from Weed northward to the California
  border. Also, Highway 97 at Grass Lake, Mount Hebron, and Dorris
  and Highway 299 at Cedar Pass.

* WHEN...Until 10 AM PST Monday. Snow showers will diminish early
  in the morning, but roads could be icy through the morning
  hours.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Be
  prepared for reduced visibilities at times.

* View the hazard area in detail at
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* Slow down and allow extra time to reach your destination.

* Carry tire chains and be prepared for snow covered roads and
  limited visibilities.

* See http://quickmap.dot.ca.gov for latest road conditions.

* A Winter Weather Advisory for snow means that periods of snow
  will cause travel difficulties.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service SAN FRANCISCO CA
136 PM PST Sun Feb 18 2018

...Snow Accumulations and Low Snow Levels Sunday Night through
Early Monday...

.A very cold storm system from western Canada will bring snow
accumulations over the higher elevations along the coast late
Sunday night through mid Monday morning. The Big Sur and Santa
Cruz mountains will see the highest snowfall accumulations...
primarily in a window from 2am to 9am Monday. Snow levels are
anticipated to drop down to 1500 feet or lower with this storm
system, with a dusting of snow possible at 1000 feet or even
lower. Below 1000 feet, snow will become increasingly mixed with
rain closer to the surface. Snow in the air may be possible at
elevations as low as 200 feet by Monday morning. Precipitation
will be limited with this storm and possibly patchy in these areas
rather than widespread. Precipitation will taper off by mid to
late Monday morning.


CAZ512-517-190800-
/O.NEW.KMTR.WW.Y.0001.180219T0800Z-180219T1800Z/
Santa Cruz Mountains-
Santa Lucia Mountains and Los Padres National Forest-
INCLUDING THE CITIES OF Scotts Valley, Boulder Creek,
and Day Valley
136 PM PST Sun Feb 18 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM PST MONDAY...

* WHEN...Midnight to 10 am PST Monday.

* WHAT...Snow accumulations in the Santa Cruz mountains from 2 to
  4 inches at the higher elevations, locally up to 6 inches. Snow
  accumulations in the Big Sur mountains from 4 to 8 inches at the
  higher elevations, locally up to 12 inches. Accumulating snow
  levels down to 1000-1500 feet. Snow mixed with rain possible 200
  to 1000 feet. Very cold temperatures with wind chills in the 10s
  in the coldest/windiest mountain locations.

* IMPACTS...Potentially hazardous driving conditions over SR35,
  SR9, SR17, and other mountain roads and passes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means that periods of snow
will cause primarily travel difficulties. Be prepared for slippery
or snow covered roads with limited visibilities...and use caution
while driving. Check with CalTrans or other local authorities for
road closures or other road hazards.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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