Winter Storm Watch

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
147 PM PST THU DEC 22 2016

...HEAVY SNOW AND HIGH WINDS IN THE MOUNTAINS FRIDAY NIGHT AND
SATURDAY...

.A COLD WINTER STORM WILL MOVE INTO SOUTHERN CALIFORNIA FRIDAY
EVENING AND BRING PERIODS OF HEAVY PRECIPITATION THROUGH
SATURDAY ALONG WITH VERY STRONG WESTERLY WINDS. SNOW LEVELS WILL
FALL RAPIDLY WITH THE COLD FRONT FRIDAY NIGHT, WITH SNOW LEVELS AS
LOW AS AROUND 3000 FEET SATURDAY. THIS MAY BRING ACCUMULATING
SNOWFALL ALONG INTERSTATE 15 THROUGH CAJON PASS AND INTERSTATE 8
IN THE SAN DIEGO COUNTY MOUNTAINS. SCATTERED SNOW SHOWERS...WITH
COLD BLUSTERY CONDITIONS WILL CONTINUE THROUGH LATE SATURDAY NIGHT.

CAZ055-056-058-230600-
/O.CON.KSGX.WS.A.0005.161224T0000Z-161225T1200Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...BIG BEAR CITY...
BIG BEAR LAKE...CRESTLINE...LAKE ARROWHEAD...RUNNING SPRINGS...
WRIGHTWOOD...JULIAN...PINE VALLEY
147 PM PST THU DEC 22 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH LATE SATURDAY NIGHT...

* SNOW LEVELS...INITIALLY 6000 TO 7000 FT FRIDAY EVENING...
LOWERING TO 3500 TO 4000 FT SATURDAY MORNING...AND TO 3000 TO
3500 FT SATURDAY AFTERNOON AND NIGHT.

* TIMING...HEAVY RAIN AND SNOW WILL DEVELOP LATE FRIDAY AFTERNOON
AND FRIDAY EVENING FROM NW TO SE AND CONTINUE THROUGH SATURDAY
MORNING. PRECIPITATION WILL TAPER TO SHOWERS SATURDAY AFTERNOON
AND GRADUALLY DIMINISH SATURDAY NIGHT.

* POTENTIAL SNOW ACCUMULATIONS... ABOVE 7000 FT: 12 TO 18 INCHES...
6000-7000 FT: 8 TO 12 INCHES... 5000-6000 FT: 6 TO 10 INCHES...
4000-5000 FT: 3 TO 6 INCHES... 3000-4000 FT: 1 TO 3 INCHES.

* WINDS...STRONG WINDS WILL DEVELOP FRIDAY AFTERNOON. INITIALLY
WINDS WILL BE FROM THE SOUTHWEST...THEN SWITCH TO WEST TO
NORTHWEST BEHIND THE FRONT BY LATE FRIDAY NIGHT. WIND GUSTS OF
45 TO 60 MPH WILL BE LIKELY AT TIMES... WITH ISOLATED GUSTS TO
70 MPH ON THE MOUNTAIN CRESTS AND DESERT MOUNTAIN SLOPES.

* VISIBILITY...REDUCED TO ONE-QUARTER MILE OR LESS UNDER HEAVY
SNOW AND FOG.

* IMPACTS...POTENTIAL FOR SEVERE WINTER WEATHER TRAVEL CONDITIONS.
MOUNTAIN PASSES OF INTERSTATE 15 AND 8 MAY BE IMPACTED WITH
ACCUMULATING SNOW BY SATURDAY MORNING.

* OUTLOOK...SNOW AND STRONG WINDS WILL GRADUALLY DIMINISH LATE
SATURDAY AND SATURDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND STRONG WINDS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR
THE LATEST FORECASTS.

&&

$$

MAXWELL