Winter Weather Warnings / Watches / Advisories
Issued by NWS San Diego, CA

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WWUS46 KSGX 221232
WSWSGX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
432 AM PST SUN JAN 22 2017

...STRONG WINDS AND HEAVY SNOWFALL FOR THIS AFTERNOON THROUGH
MONDAY...

.THE THIRD AND MOST POWERFUL IN THE SEQUENCE OF STORMS TO IMPACT
SOUTHERN CALIFORNIA WILL BRING PERIODS OF STRONG WINDS AND HEAVY
SNOWFALL FOR THIS AFTERNOON THROUGH MONDAY. STRONG SOUTH WINDS
WILL DEVELOP TODAY WITH STRONGEST SOUTH WINDS FOR THIS AFTERNOON
THROUGH EARLY EVENING. PERIODS OF STRONG GUSTY SOUTHWEST TO WEST
WINDS WILL FOLLOWING FOR TONIGHT AND MONDAY. SNOW LEVELS NEAR
5000 FEET EARLY THIS MORNING WILL RISE TO AROUND 6500 FEET DURING
THE AFTERNOON AND EARLY EVENING. SNOW LEVELS WILL FALL QUICKLY
FROM THE NORTHWEST DURING THE EVENING AND OVERNIGHT...TO AROUND
4000 TO 4500 FEET BY MONDAY MORNING. SNOW LEVELS WILL FALL TO
AROUND 3000 TO 3500 FEET FOR MONDAY NIGHT AND EARLY TUESDAY.

CAZ055-222230-
/O.EXT.KSGX.WS.W.0003.170122T1600Z-170124T0200Z/
SAN BERNARDINO COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...CRESTLINE...LAKE ARROWHEAD...
BIG BEAR CITY...BIG BEAR LAKE...RUNNING SPRINGS...WRIGHTWOOD
432 AM PST SUN JAN 22 2017

...WINTER STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO
6 PM PST MONDAY...

* SNOW LEVELS...NEAR 5500 FEET EARLY TODAY...RISING TO AROUND 6500
  FEET LATE THIS AFTERNOON...THEN FALLING TO 4500 FEET LATE
  TONIGHT...AND AROUND 4000 FEET ON MONDAY.

* WINDS...AREAS OF SOUTH TO WINDS STRENGTHENING TO 25 TO 35 MPH
  WITH GUSTS TO 65 MPH...BECOMING SOUTHWEST TO WEST 20 TO 30 MPH
  WITH GUSTS TO 60 MPH FOR TONIGHT AND MONDAY. DAMAGING GUSTS TO
  90 MPH NEAR MOUNTAIN RIDGE TOPS AND ALONG DESERT SLOPES FOR THIS
  AFTERNOON AND EARLY EVENING.

* SNOW...DEVELOPING SUNDAY...BECOMING HEAVY AT TIMES FOR THIS
  AFTERNOON AND EARLY EVENING WITH SNOW SHOWERS CONTINUING
  THROUGH MONDAY.

* SNOW ACCUMULATIONS...3 INCHES OF MORE ABOVE 4000 FEET...WITH 12
  TO 24 INCHES ABOVE 6000 FEET...AND LOCALLY 2 FEET OR MORE ABOVE
  7000 FEET.

* VISIBILITY...NEAR ZERO AT TIMES IN SNOW...BLOWING SNOW...AND
  FOG.

* IMPACTS...TRAVEL WILL BE DANGEROUS AT TIMES OVER THE MOUNTAINS
  DUE TO SNOW COVERED ROADS...STRONG WINDS AND LOW VISIBILITY.
  DANGEROUS CROSS WINDS EXPECTED FOR HIGH PROFILE VEHICLES.
  WINDS MAY CAUSE STRUCTURAL DAMAGE AND KNOCK DOWN TREES AND
  POWER LINES.

* OUTLOOK...SNOW SHOWERS WILL CONTINUE AT TIMES FOR MONDAY NIGHT
  AND TUESDAY.

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 IN
AN EMERGENCY.  IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

CAZ056-222230-
/O.EXT.KSGX.WS.W.0003.170122T2000Z-170124T0200Z/
RIVERSIDE COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...IDYLLWILD-PINE COVE
432 AM PST SUN JAN 22 2017

...WINTER STORM WARNING NOW IN EFFECT FROM NOON TODAY TO 6 PM PST
MONDAY...

* SNOW LEVELS...NEAR 5000 FEET EARLY TODAY...RISING TO 6500 TO
  7000 FEET BY LATE AFTERNOON...THEN FALLING TO AROUND 5000 FEET
  LATE TONIGHT...AND 4000 TO 4500 FEET ON MONDAY,

* WINDS...AREAS OF SOUTHWEST WINDS STRENGTHENING TO 25 TO 35 MPH
  WITH GUSTS TO 65 MPH FOR THIS AFTERNOON THROUGH EARLY
  EVENING...BECOMING SOUTHWEST TO WEST TONIGHT AND MONDAY.
  DAMAGING GUSTS TO 80 MPH NEAR MOUNTAIN RIDGE TOPS AND ALONG
  DESERT SLOPES FOR MID AFTERNOON THROUGH EARLY EVENING.

* SNOW...DEVELOPING TODAY...BECOMING HEAVY AT TIMES FOR MID
  AFTERNOON THROUGH EARLY EVENING...WITH SNOW SHOWERS CONTINUING
  THROUGH MONDAY.

* SNOW ACCUMULATIONS...3 INCHES OF MORE ABOVE 4000 FEET...WITH 12
  TO 24 INCHES ABOVE 6000 FEET...AND LOCALLY 2 FEET OR MORE ABOVE
  7000 FEET.

* VISIBILITY...NEAR ZERO AT TIMES IN SNOW...BLOWING SNOW...AND
  FOG.

* IMPACTS...TRAVEL WILL BE DANGEROUS AT TIMES OVER THE MOUNTAINS
  DUE TO SNOW COVERED ROADS...STRONG WINDS AND LOW VISIBILITY.
  DANGEROUS CROSS WINDS EXPECTED FOR HIGH PROFILE VEHICLES.
  WINDS MAY CAUSE STRUCTURAL DAMAGE AND KNOCK DOWN TREES AND
  POWER LINES.

* OUTLOOK...SNOW SHOWERS WILL CONTINUE AT TIMES FOR MONDAY NIGHT
  AND TUESDAY.

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 IN
AN EMERGENCY.  IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

CAZ058-222230-
/O.EXT.KSGX.WS.W.0003.170122T2000Z-170124T0200Z/
SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...JULIAN...PINE VALLEY
432 AM PST SUN JAN 22 2017

...WINTER STORM WARNING NOW IN EFFECT FROM NOON TODAY TO 6 PM PST
MONDAY...

* SNOW LEVELS...NEAR 5000 FEET EARLY TODAY...RISING TO AROUND 6500
  TO 7000 FEET FOR LATE THIS AFTERNOON AND EARLY EVENING...THEN
  FALLING TO 5000 FEET LATE NIGHT...AND AROUND 4000 FEET MONDAY.

* WINDS...AREAS OF SOUTHWEST WINDS STRENGTHENING TO 25 TO 35 MPH
  WITH GUSTS TO 65 MPH FOR THIS AFTERNOON AND EARLY EVENING...
  BECOMING SOUTHWEST TO TONIGHT AND MONDAY. DAMAGING GUSTS TO 70
  MPH NEAR MOUNTAIN RIDGE TOPS AND ALONG DESERT SLOPES LATE THIS
  AFTERNOON AND EARLY THIS EVENING.

* SNOW...LIGHT SNOW POSSIBLE ON THE HIGHER PEAKS THIS MORNING.
  SNOW SHOWERS DEVELOPING TONIGHT AS THE SNOW LEVEL LOWERS AND
  CONTINUING AT TIMES THROUGH MONDAY.

* SNOW ACCUMULATIONS...2 TO 6 INCHES FROM 4000 TO 5000 FEET...
  WITH 6 TO 12 INCHES ABOVE 5000 FEET.

* VISIBILITY...NEAR ZERO AT TIMES IN SNOW...BLOWING SNOW...AND
  FOG.

* IMPACTS...TRAVEL WILL BE DANGEROUS AT TIMES OVER THE MOUNTAINS
  DUE TO SNOW COVERED ROADS...STRONG WINDS AND LOW VISIBILITY.
  DANGEROUS CROSS WINDS EXPECTED FOR HIGH PROFILE VEHICLES.
  WINDS MAY CAUSE STRUCTURAL DAMAGE AND KNOCK DOWN TREES AND
  POWER LINES.

* OUTLOOK...SNOW SHOWERS WILL CONTINUE AT TIMES FOR MONDAY NIGHT
  AND TUESDAY.

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 IN
AN EMERGENCY.  IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

17



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