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Winter Storm Warning For Mountains; Valley Could See Rain Friday

Winter Storm Warning For Mountains; Valley Could See Rain Friday

By David Reese. CREATED Nov 20, 2013

PALM DESERT - The National Weather Service has issued a Winter Storm Watch for mountain areas in Riverside and San Bernardino Counties from Thursday morning through late Saturday night.

From the National Weather Service: 

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
421 AM PST WED NOV 20 2013

...MODERATE TO LOCALLY HEAVY SNOW POSSIBLE ABOVE 6000 FT THU
MORNING THROUGH SUNDAY MORNING...

.A LOW PRESSURE SYSTEM MOVING DOWN THE CALIFORNIA COAST WILL
BRING PERIODS OF LIGHT TO MODERATE SNOW SHOWERS LATE TONIGHT
THROUGH SUNDAY MORNING. THE SNOW LEVEL WILL BEGIN AROUND 7500
FT...LOWERING TO 6500 FT LATE THU MORNING...AND TO AROUND 6000 FT
BY FRI MORNING. SNOW AMOUNTS WILL BE HIGHLY VARIABLE AS MOST OF
THE SNOW WILL BE IN THE FORM OF SHOWERS. FOR FRIDAY MORNING INTO
SUNDAY...THE FOCUS OF THE SNOWFALL WILL BE ON THE NORTHERN AND
EASTERN SLOPES OF THE MOUNTAINS AS MOISTURE WRAPS AROUND THE NORTH
SIDE OF THE LOW. THIS INCLUDES LOCATIONS SUCH AS BIG BEAR AND THE
PALM SPRING TRAMWAY. SNOWFALL DURING THIS PERIOD WILL HIGHLY
DEPEND ON THE POSITION OF THE LOW AND THE AMOUNT OF MOISTURE THAT
MAKES IT AROUND THE LOW. THERE IS STILL SOME UNCERTAINTY IN THESE
DETAILS OF THE FORECAST.

SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE...
BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...FAWNSKIN...
FOREST FALLS...RUNNING SPRINGS...WRIGHTWOOD...PINE COVE
421 AM PST WED NOV 20 2013

...WINTER STORM WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
LATE SATURDAY NIGHT ABOVE 6000 FEET...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WINTER
STORM WATCH ABOVE 6000 FEET...WHICH IS IN EFFECT FROM THURSDAY
MORNING THROUGH LATE SATURDAY NIGHT.

* ELEVATION... ABOVE 6000 FT.

* SNOW LEVELS...6500 FT LATE THURSDAY MORNING...LOWERING TO 6000
FT BY FRIDAY MORNING.

* SNOW ACCUMULATIONS...4 TO 8 INCHES...LOCALLY AS HIGH AS 12 INCHES.

* TIMING...PERIODS OF SNOWFALL THURSDAY MORNING THROUGH SUNDAY MORNING.

* LOCATIONS INCLUDE: PINE COVE...ANGELUS OAKS...BALDWIN LAKE...
BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...FAWNSKIN...
FOREST FALLS...RUNNING SPRINGS...WRIGHTWOOD

* WINDS...SOUTHWEST TO WEST WINDS 5 TO 10 MPH THURSDAY
MORNING...BECOMING NORTH TO NORTHEAST 10 TO 15 MPH WITH GUSTS 20 TO
30 MPH LATE FRI MORNING THROUGH SAT MORNING.

* VISIBILITY...LOCALLY REDUCED TO 1 MILE OR LESS IN SNOW...BLOWING
SNOW...AND FOG.

* IMPACTS...TRAVEL WILL BECOME HAZARDOUS IN THE MOUNTAINS DUE TO
SLICK ROADS AND REDUCED VISIBILITY. THIS WEATHER COULD BE DEADLY
FOR UNPREPARED CAMPERS AND HIKERS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.