NOAA: 4-18″ for Northern California Tonight & Tomorrow

WeatherBrains | | WeatherWeather
image:  noaa, today
image: noaa, today

NOAA has issued a Winter Storm Watch & a Winter Weather Advisory for northern California for tonight and tomorrow.

image: noaa, today
image: noaa, today

4-10″ of Snow forecast for east of the Sierra crest including the Tahoe Basin.

* SNOW ACCUMULATIONS: 2 TO 4 INCHES AT TRUCKEE AND LAKE TAHOE
  ELEVATIONS. 4 TO 10 INCHES IN THE MOUNTAINS SURROUNDING LAKE
  TAHOE...WITH THE HIGHEST AMOUNTS WEST OF HIGHWAY 89 INCLUDING
  DONNER AND ECHO SUMMITS. - NOAA Sacramento, CA today

6-18″ of Snow forecast west of the Sierra and Sierra crest including Sugar Bowl ski resort.

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES ABOVE 5500 FEET WITH
  LOCAL ACCUMULATIONS UP TO 18 INCHES POSSIBLE OVER HIGHEST PEAKS
  THROUGH WEDNESDAY NIGHT. - NOAA Reno, NV today

Two more storms are forecast this week.

image: noaa, today
image: noaa, today

WINTER STORM WATCH for WEST of SIERRA CREST:

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
330 AM PST TUE JAN 12 2016

...WINTER STORM WILL AFFECT THE REGION LATE TONIGHT THROUGH
WEDNESDAY EVENING...

.ANYONE PLANNING TRAVEL ACROSS THE NORTHERN SIERRA NEVADA LATE
TONIGHT INTO WEDNESDAY NIGHT SHOULD BE ALERT TO THE POSSIBILITY
FOR SIGNIFICANT TRAVEL DELAYS AS ANOTHER WINTER STORM PASSES
THROUGH NORTHERN CALIFORNIA.

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

...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* MAIN IMPACTS: TRAVEL DELAYS WITH CHAIN REQUIREMENTS POSSIBLE.

* CONFIDENCE...HIGH.

* TIMING...LATE TONIGHT THROUGH WEDNESDAY EVENING. HEAVIEST
  SNOWFALL WEDNESDAY INTO WEDNESDAY EVENING.

* LOCATIONS...INTERSTATE 80 OVER DONNER PASS...HIGHWAYS 36 AND
  44 NEAR LASSEN PARK...HIGHWAY 50 OVER ECHO SUMMIT AND HIGHWAY
  88 OVER CARSON PASS.

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES ABOVE 5500 FEET WITH
  LOCAL ACCUMULATIONS UP TO 18 INCHES POSSIBLE OVER HIGHEST PEAKS
  THROUGH WEDNESDAY NIGHT.

BLUE = Winter Storm Watch. PURPLE = Winter Weather Advisory. image: noaa, today
BLUE = Winter Storm Watch. PURPLE = Winter Weather Advisory. image: noaa, today

WINTER WEATHER ADVISORY for EAST of SIERRA CREST:

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
325 AM PST TUE JAN 12 2016

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

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 10 PM
PST WEDNESDAY...

* TIMING: LIGHT TO MODERATE SNOW WILL BEGIN BETWEEN 3 AM AND 6
  AM WEDNESDAY MORNING. SNOW WILL CONTINUE THROUGH EARLY
  AFTERNOON BEFORE TURNING TO SNOW SHOWERS WHICH WILL LAST
  THROUGH WEDNESDAY EVENING.

* SNOW ACCUMULATIONS: 2 TO 4 INCHES AT TRUCKEE AND LAKE TAHOE
  ELEVATIONS. 4 TO 10 INCHES IN THE MOUNTAINS SURROUNDING LAKE
  TAHOE...WITH THE HIGHEST AMOUNTS WEST OF HIGHWAY 89 INCLUDING
  DONNER AND ECHO SUMMITS.

* SNOW LEVELS: 6500 TO 7000 FEET EARLY WEDNESDAY MORNING...
  DROPPING RAPIDLY TO 5000 TO 5500 FEET BY LATE MORNING. THIS
  MEANS PRECIPITATION MAY START AS A RAIN AND SNOW MIX AT TRUCKEE
  AND LAKE TAHOE ELEVATIONS EARLY WEDNESDAY MORNING...BEFORE
  CHANGING OVER TO ALL SNOW.

* IMPACTS: DELAYS AND CHAIN CONTROLS ARE LIKELY FOR PASSES IN THE
  SIERRA INCLUDING DONNER AND ECHO SUMMITS...CARSON PASS...MOUNT
  ROSE SUMMIT...AND FOR INTERSTATE 80...HIGHWAYS 50...88...89...207
  AND 267. ALLOW EXTRA TIME FOR TRAVEL AND CARRY CHAINS.
Snowpack % of average in Sierra Nevada today. image: nwc, today
Snowpack % of average in Sierra Nevada today. image: nwc, today

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