Winter Storm Warning for California Today | 8-14″ of Snow Forecast, 1-2″ of Snow per Hour

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Snowfall forecast map for today in NorCal.  image:  noaa, today
Snowfall forecast map for today in NorCal. DARK PURPLE = 8-12″ of snow forecast.  image: noaa, today

NOAA is calling for a winter storm to impact northern California today bringing 8-14″ of snow to the mountains with snowfall rates as high as 1-2″ per hour.  Snow levels are forecast to start around 5,500-feet before lowering to around 4,500-feet by Friday morning.

...A WINTER STORM WILL BRING A QUICK SHOT OF IMPACTFUL WINTER
WEATHER TO ELEVATIONS ABOVE 4500 FEET THIS AFTERNOON AND
TONIGHT.... - NOAA Reno, NV today
Pin = Sugar Bowl, CA.  PINK = Winter Storm Warning.  PURPLE = Winter Weather Advisory.
Pin = Sugar Bowl, CA. PINK = Winter Storm Warning. PURPLE = Winter Weather Advisory.

A Winter Storm Warning has been issued for the west slope and Sierra crest today.

* SNOW ACCUMULATIONS...4 TO 8 INCHES AROUND 5000 FEET 8 TO 14
  INCHES AT PASS LEVELS. SNOWFALL RATES OF 1 TO 2 INCHES PER
  HOUR ARE POSSIBLE. - NOAA Reno, NV today

A Winter Weather Advisory has been issued for the Tahoe Basin and east slope.

* SNOW ACCUMULATIONS: 2 TO 6 INCHES AT LAKE LEVEL...HIGHEST NEAR
  AND WEST OF HIGHWAY 89. 6 TO 12 INCHES ALONG THE SIERRA CREST
  INCLUDING DONNER AND ECHO PASSES. SNOW MAY BRIEFLY MIX WITH RAIN
  NEAR LAKE LEVEL THIS AFTERNOON. - NOAA Reno, NV today
Liquid precipitation forecast for NorCal today.
Liquid precipitation forecast for NorCal today.  DARK GREEN = 1-2″ of liquid which would translate to 1-2′ of snow.  image:  noaa, today

The heaviest snow is forecast to come down this evening and tonight.

* TIMING...HEAVIEST SNOW LATER THIS AFTERNOON AND TONIGHT. 
- NOAA Reno, NV today
Less snow for Mammoth/Yosemite but still some significatnt amounts.  image:  noaa, today
Less snow for Mammoth/Yosemite but still some significatnt amounts. image: noaa, yesterday

Snow levels will start around 5,500-feet before dropping to around 4,500-feet by Friday morning.

Snow levels 5000 to 6000 feet today lowering to 4000 to 
5000 feet by Friday morning. - NOAA Sacramento, CA today
Snowfall probability for NorCal looks good today.  image:  noaa, today
Snowfall probability for NorCal looks good today. image: noaa, today

WINTER STORM WARNING for CALIFORNIA:

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
330 AM PST THU DEC 3 2015

...A WINTER STORM WILL BRING A QUICK SHOT OF IMPACTFUL WINTER
WEATHER TO ELEVATIONS ABOVE 4500 FEET THIS AFTERNOON AND
TONIGHT....

.TRAVEL IMPACTS ARE EXPECTED OVER THE NORTHERN SIERRA WITH CHAIN
CONTROLS LIKELY AND HAZARDOUS DRIVING CONDITIONS. PLEASE PLAN
AHEAD AND TRY TO AVOID TRAVEL IN THE MOUNTAINS THIS AFTERNOON AND
EVENING.

WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITIES OF...CHESTER...QUINCY...BLUE CANYON

...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 AM
PST FRIDAY...

* MAIN IMPACTS: HAZARDOUS DRIVING CONDITIONS DUE TO SNOW AND
  REDUCED VISBILITIES. CHAIN CONTROLS LIKELY. PLEASE PLAN AHEAD
  AND TRY TO AVOID TRAVEL AT THIS TIME OVER THE NORTHERN SIERRA
  PASSES.

* CONFIDENCE...HIGH.

* TIMING...HEAVIEST SNOW LATER THIS AFTERNOON AND TONIGHT.

* LOCATIONS...INTERSTATE 80 OVER DONNER PASS, HIGHWAY 50 OVER ECHO
  SUMMIT AND HIGHWAY 88 OVER CARSON PASS.

* SNOW ACCUMULATIONS...4 TO 8 INCHES AROUND 5000 FEET 8 TO 14
  INCHES AT PASS LEVELS. SNOWFALL RATES OF 1 TO 2 INCHES PER
  HOUR ARE POSSIBLE.
Radar showing the forecast storm impacting northern California at 11:30am pst today.
Radar showing the forecast storm impacting northern California at 11:30am pst today.

WINTER WEATHER ADVISORY for CALIFORNIA:

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
259 AM PST THU DEC 3 2015

GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TAHOE CITY...
TRUCKEE...MARKLEEVILLE...GLENBROOK...INCLINE VILLAGE

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM THIS
MORNING TO 10 PM PST THIS EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM THIS
MORNING TO 10 PM PST THIS EVENING.

* TIMING: STRONG GUSTY SOUTHERLY WINDS WILL MOVE INTO THE
  REGION THURSDAY MORNING...WITH PEAK WINDS EXPECTED FROM
  MIDDAY THROUGH LATE AFTERNOON. SNOW IS LIKELY TO BEGIN LATE
  THURSDAY AFTERNOON OR EARLY EVENING...LASTING THROUGH
  THURSDAY NIGHT... WITH THE HEAVIEST SNOW IN THE EVENING.

* WIND: SOUTH TO SOUTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 55
  MPH. GUSTS ON RIDGES OF 90 TO 115 MPH.

* SNOW ACCUMULATIONS: 2 TO 6 INCHES AT LAKE LEVEL...HIGHEST NEAR
  AND WEST OF HIGHWAY 89. 6 TO 12 INCHES ALONG THE SIERRA CREST
  INCLUDING DONNER AND ECHO PASSES. SNOW MAY BRIEFLY MIX WITH RAIN
  NEAR LAKE LEVEL THIS AFTERNOON.

* IMPACTS: HIGH PROFILE VEHICLES SHOULD BE PREPARED FOR STRONG
  GUSTY WINDS. BOATERS ON LAKE TAHOE ARE ADVISED TO AVOID GOING
  ONTO THE LAKE TODAY AS WATER CONDITIONS WILL BE ROUGH. WAVES UP
  TO 4-6 FEET ARE EXPECTED. SNOW ACCUMULATIONS ARE LIKELY BY LATE
  THURSDAY AFTERNOON OR EARLY EVENING ON ROADS SUCH AS I-80 AND
  HIGHWAY 50. EXPECT DELAYS AND CHAIN CONTROLS.
Snowpack in California right now.  image:  nws, today
Snowpack in California right now. image: nws, today

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