Weekend Weather: Winds in the Valley. Snow in the Mountains

David Reese

Weekend Weather: Winds in the Valley. Snow in the Mountains

CREATED Dec. 6, 2013

FROM THE NATIONAL WEATHER SERVICE:

COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
908 AM PST FRI DEC 6 2013

...HIGH WIND WARNING IN EFFECT FROM 10 AM SATURDAY TO 8 AM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 10 AM SATURDAY TO 8 AM PST
SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WINDS...WEST 25 TO 35 MPH WITH GUSTS TO 55 MPH. LOCAL GUSTS TO 65
MPH NEAR THE FOOTHILLS...PASSES AND CANYONS.

* TIMING...INCREASING SATURDAY MORNING...PEAKING SATURDAY EVENING
AND OVERNIGHT.

* LOCATION...DESERT SLOPES OF THE MOUNTAINS AND ADJACENT DESERT
AREAS.

* VISIBILITY...AREAS OF BLOWING SAND AND DUST COULD REDUCE
VISIBILITY AT TIMES BELOW ONE-HALF MILE.

* IMPACTS...WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR
MOTORISTS WITH HIGH PROFILE VEHICLES. REDUCED VISIBILITY IN
BLOWING SAND AND DUST MAY CREATE HAZARDOUS DRIVING CONDITIONS
IN SOME AREAS. WATCH FOR DEBRIS ON ROADWAYS AND BROKEN TREE
LIMBS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.
 

...WINTER STORM WARNING FOR THE MOUNTAINS FROM 10 AM SATURDAY TO
4 AM PST SUNDAY...

.A COLD LOW PRESSURE SYSTEM FROM THE NORTH WILL BRING STRONG WINDS
AND SNOW TO THE MOUNTAINS SATURDAY AND SATURDAY NIGHT. HEAVIEST
SNOW IS MOST LIKELY SATURDAY THROUGH SATURDAY EVENING...FOLLOWED
BY SNOW SHOWERS AND GUSTY NORTHWEST WINDS SATURDAY NIGHT.

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SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE...
BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE...
FAWNSKIN...FOREST FALLS...I-15 AT CAJON SUMMIT...
I-15 AT 3500 FEET...LAKE ARROWHEAD...MOUNT BALDY...
MOUNTAIN HOME VILLAGE...OAK GLEN...PHELAN...RUNNING SPRINGS...
TWIN PEAKS...WRIGHTWOOD...AGUANGA...ANZA...GARNER VALLEY...
IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES...
VISTA GRANDE...BOULEVARD...CAMERON...CAMPO...CUYAMACA...
DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE...
MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY...RANCHITA...
SANTA YSABEL...WARNER SPRINGS

...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY TO
4 AM PST SUNDAY...

* SNOW LEVELS...LOWERING TO 3000 TO 3500 FEET SATURDAY AND
AROUND 3000 FEET SATURDAY NIGHT.

* SNOW ACCUMULATIONS...1 TO 3 INCHES ABOVE 3500 FEET AND 3 TO 7
INCHES ABOVE 5000 FEET. LOCAL AMOUNTS OF 8 TO 10 INCHES ARE
POSSIBLE ABOVE 7000 FEET IN THE SAN BERNARDINO AND RIVERSIDE
COUNTY MOUNTAINS...AND ALSO IN THE SAN DIEGO COUNTY MOUNTAINS
ABOVE 5000 FEET.

* TIMING...SNOW SHOWERS WILL BEGINNING EARLY SATURDAY
MORNING...INCREASING THROUGH MIDDAY...THEN DECREASING SATURDAY
NIGHT.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 55 MPH. ISOLATED GUSTS
TO 60 MPH NEAR MOUNTAIN RIDGE TOPS.

* VISIBILITY...REDUCED AT TIMES IN SNOW...BLOWING SNOW...AND FOG.

* IMPACTS...RESIDENTS AND TRAVELERS INTO THE MOUNTAINS SHOULD BE
PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS AND POSSIBLE
ROAD CLOSURES. IF POSSIBLE...CARRY CHAINS AND TAKE EXTRA FOOD
AND CLOTHING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL
THROUGH THE MOUNTAINS IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP
AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE
OF AN EMERGENCY.
 

 

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