Weather Service Report


939 
WWUS46 KLOX 012111
WSWLOX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
111 PM PST SUN MAR 1 2015

...WINTRY WEATHER THROUGH TONIGHT WITH LOW SNOW LEVELS IMPACTING
MOUNTAIN PASSES...

.A COLD LOW PRESSURE SYSTEM WILL CONTINUE TO BRING WINTRY WEATHER
TO THE MOUNTAINS THROUGH MONDAY MORNING. SHOWER ACTIVITY WILL
PERSIST INTO THE MORNING HOURS MONDAY BEFORE DECREASING. THERE IS
A SLIGHT CHANCE OF THUNDERSTORMS THROUGH MONDAY MORNING...SOME OF
WHICH MAY PRODUCE SMALL HAIL.

SNOW LEVELS WILL REMAIN AT 3500 TO 4000 FEET THROUGH TONIGHT.
SNOW LEVELS COULD OCCASIONALLY DROP TO BELOW 3500 FEET.

SNOW TOTALS WILL BE QUITE VARIABLE DUE TO THE SHOWERY NATURE OF
THE PRECIPITATION. ON AVERAGE...4 TO 8 INCHES OF SNOW BETWEEN
5000 AND 6500 FEET...WITH 8 TO 12 INCHES OF SNOW ABOVE 6500
FEET...AND 2 TO 5 INCHES OF SNOW BETWEEN 4000 AND 5000 FEET. LOCAL
SNOW ACCUMULATIONS UP TO 18 INCHES ARE POSSIBLE...MAINLY ACROSS
THE SAN GABRIEL MOUNTAINS AND THE HIGHER TERRAIN OF VENTURA
COUNTY.

PEOPLE PLANNING TRAVEL INTO OR THROUGH THE MOUNTAINS SHOULD BE
AWARE OF THE POTENTIAL FOR DANGEROUS DRIVING CONDITIONS AND
SHOULD CHECK ROAD CONDITIONS BEFORE DEPARTING.

CAZ053-054-020515-
/O.CON.KLOX.WW.Y.0002.000000T0000Z-150302T1200Z/
VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
111 PM PST SUN MAR 1 2015

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

* LOCATIONS...THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES 
  EXCLUDING THE SANTA MONICA RANGE.

* HAZARD TYPES...SNOW...BLOWING SNOW...POOR VISIBILITIES... 
  ISOLATED THUNDERSTORMS WITH SMALL HAIL.

* ACCUMULATIONS...SNOWFALL TOTALS OF 8 TO 12 INCHES ARE EXPECTED
  ABOVE 6500 FEET...WITH 4 TO 8 INCHES BETWEEN 5000 AND 6500
  FEET...AND 2 TO 5 INCHES BETWEEN 4000 AND 5000 FEET. LOCAL
  ACCUMULATIONS OF 1 TO 2 INCHES ARE POSSIBLE AT ELEVATIONS AS LOW
  AS 3500 FEET. LOCAL SNOW ACCUMULATIONS UP TO 18 INCHES ARE
  POSSIBLE IN THE SAN GABRIEL MOUNTAINS AND ON THE HIGHER PEAKS OF
  NORTHERN VENTURA COUNTY.

* TIMING AND SNOW LEVELS...SHOWERS WILL CONTINUE THROUGH TONIGHT 
  BEFORE TAPERING OFF TO SCATTERED SHOWERS LATE. SNOW LEVELS 
  WILL BE BETWEEN 3500 AND 4000 FEET.

* IMPACTS...SNOW WILL LIKELY AFFECT TRAVEL ON THE HIGHER 
  MOUNTAIN PASSES...INCLUDING MAJOR ROUTES SUCH AS INTERSTATE 5 
  NEAR THE GRAPEVINE...STATE ROUTE 2 IN LOS ANGELES COUNTY...AND 
  HIGHWAY 33 IN VENTURA COUNTY. CHAINS MAY BECOME A REQUIREMENT 
  THIS WEEKEND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND
USE CAUTION WHILE DRIVING. CHECK THE LATEST ROAD REPORTS BEFORE
DEPARTING. KEEP AN EMERGENCY KIT IN YOUR VEHICLE WHICH INCLUDES A
FLASHLIGHT...FOOD AND WATER...EXTRA CLOTHES AND BLANKETS...AND
TIRE CHAINS.

&&

$$

CAZ052-020515-
/O.CON.KLOX.WW.Y.0002.000000T0000Z-150302T0600Z/
SANTA BARBARA COUNTY MOUNTAINS-
INCLUDING THE CITIES OF...SAN MARCOS PASS...
SAN RAFAEL WILDERNESS AREA...DICK SMITH WILDERNESS AREA
111 PM PST SUN MAR 1 2015

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

* LOCATIONS...THE MOUNTAINS OF SANTA BARBARA COUNTY.

* HAZARD TYPES...SNOW...BLOWING SNOW...POOR VISIBILITIES... 
  ISOLATED THUNDERSTORMS WITH SMALL HAIL.

* ACCUMULATIONS...SNOWFALL TOTALS OF 4 TO 8 INCHES ARE EXPECTED 
  ABOVE 5000 FEET...WITH 2 TO 5 INCHES BETWEEN 4000 AND 5000 
  FEET. LOCAL ACCUMULATIONS OF 1 TO 2 INCHES ARE POSSIBLE DOWN 
  AT ELEVATIONS AS LOW AS 3500 FEET.

* TIMING AND SNOW LEVELS...SHOWERS WILL CONTINUE THROUGH THIS 
  EVENING BEFORE TAPERING OFF. SNOW LEVELS WILL BE BETWEEN 3500 
  AND 4000 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND
USE CAUTION WHILE DRIVING. CHECK THE LATEST ROAD REPORTS BEFORE
DEPARTING. KEEP AN EMERGENCY KIT IN YOUR VEHICLE WHICH INCLUDES A
FLASHLIGHT...FOOD AND WATER...EXTRA CLOTHES AND BLANKETS...AND
TIRE CHAINS.

&&

$$

HALL



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Western Regional Climate Center, wrcc@dri.edu