NOAA: Winter Weather Advisory for California Today | 4-12″ of Snow Forecast in 24 Hours

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Squaw Valley's broken arro from the tram in 2012. photo: squaw
Squaw Valley’s broken arro from the tram in 2012. photo: squaw

NOAA has issued a Winter Weather Advisory for the Sierra Nevada & Cascade mountains of California today that includes Lake Tahoe & Mammoth.  This advisory is in effect for 24 hours beginning today at 4pm.

This storm will be cold since its coming directly from the Gulf of Alaska to California.  The Mammoth area is forecast to get more snow than the Tahoe area.

A WEATHER SYSTEM FROM THE GULF OF ALASKA WILL BE SPREADING SNOW
INTO THE NORTHERN SIERRA NEVADA AND SOUTHERN CASCADE MOUNTAIN
RANGES DURING THE DAY TODAY. - NOAA Reno, NV
Winter Weather Advisory today in California in Purple.
Winter Weather Advisory today in California in Purple.

NOAA is calling for 4-7″ of snowfall with up to 12″ of snow at ‘ski resort locations.’

* SNOW ACCUMULATIONS...4 TO 8 INCHES WITH LOCAL AMOUNTS OF UP TO
  12 INCHES ABOVE 7000 FEET. - NOAA Hanford, CA

Snow Levels are forecast to start around 7,000-feet before dropping as low as 3,500-feet by Monday.

SNOW LEVELS WILL LOWER TO 3500 TO 4000 FEET WITH
POSSIBLE ADDITIONAL LOCAL ACCUMULATIONS. - NOAA Reno, NV
noaa
Snow forecast totals map.  PINK = 12-24″ of snow.  PURPLE = 6-12″ of snow.

Last week’s storm in California dropped 12″ of snow on the upper mountains of Lake Tahoe ski resorts and up to 30″ of snow on Mammoth.  The coming storm is forecast to bring a bit less precipitation, lower snow levels, and higher snow ratios.

Mammoth, Boreal, and Mountain High are open in California right now and Mt. Rose is open in Lake Tahoe, NV.  All these ski resorts are forecast to see snow from this storm.

Snow levels will be below pass elevations. Heads up on the roads.
Snow levels will be below pass elevations. Heads up on the roads.  image:  noaa

WINTER WEATHER ADVISORY for CALIFORNIA:

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
506 AM PST SUN NOV 8 2015

...SNOW COMING TO THE SIERRA NEVADA AND SOUTHERN CASCADES THIS AFTERNOON
THROUGH EARLY MONDAY...

.A WEATHER SYSTEM FROM THE GULF OF ALASKA WILL BE SPREADING SNOW
INTO THE NORTHERN SIERRA NEVADA AND SOUTHERN CASCADE MOUNTAIN
RANGES DURING THE DAY TODAY. SNOW LEVELS WILL BE LOWERING THROUGH
THE DAY AND INTO THE NIGHT AS COLDER AIR SPREADS INTO THE STATE.
FOUR TO SEVEN INCHES OF SNOW IS FORECAST OVER A WIDE AREA...WITH
ISOLATED AMOUNTS OF 8 TO 10 INCHES OVER THE HIGHER REMOTE PEAKS BY
EARLY MONDAY.

WIDESPREAD SNOW WILL TAPER OFF ON MONDAY BUT COLD AND UNSTABLE
AIR OVER THE REGION WILL CAUSE SNOW SHOWERS AND ISOLATED
THUNDERSTORMS. SNOW LEVELS WILL LOWER TO 3500 TO 4000 FEET WITH
POSSIBLE ADDITIONAL LOCAL ACCUMULATIONS.

WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF...BLUE CANYON

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 4 AM PST MONDAY...

* MAIN IMPACT...SLIPPERY ROADS...TRAVEL DELAYS...POSSIBLE CHAIN
  CONTROLS SUNDAY EVENING.

* TIMING...SNOW BEGINNING THIS AFTERNOON AND INCREASING IN
  INTENSITY THROUGH THE EVENING.

* LOCATIONS...BLUE CANYON AND DONNER SUMMIT ON INTERSTATE 80...
  AND ECHO SUMMIT ON HIGHWAY 50...AND CARSON PASS ON HIGHWAY 88.

* SNOW ACCUMULATIONS...4 TO 7 INCHES WITH LOCALLY HIGHER AMOUNTS
  OVER HIGHER SKI RESORT LOCATIONS.

* SNOW LEVELS...6500 TO 7000 FEET THIS AFTERNOON LOWERING TO 4500
  FEET TONIGHT.

 


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