weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

2 products issued by NWS for: Big Bear Lake CA
Share |


Winter Storm Warning

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
923 PM PST THU JAN 19 2017

...HEAVY SNOW FRIDAY MORNING THROUGH LATE FRIDAY NIGHT IN THE
MOUNTAINS...

.ANOTHER STRONGER STORM WILL BRING HEAVY SNOW FRIDAY THROUGH
FRIDAY NIGHT. A THIRD STORM WILL BRING MAINLY RAIN SUNDAY EXCEPT
ON THE VERY HIGHEST PEAKS OF SAN BERNARDINO AND RIVERSIDE
COUNTIES...THEN SNOW LEVELS WILL LOWER SUNDAY NIGHT THROUGH
MONDAY POSSIBLY DOWN TO 4000 FEET. STRONG AND GUSTY WINDS WILL
OCCUR AS WELL...ESPECIALLY FRIDAY AND EARLY SATURDAY ALONG THE
RIDGE TOPS AND DESERT MOUNTAIN SLOPES...WITH WINDS POSSIBLY
CAUSING STRUCTURAL DAMAGE.

CAZ055-056-201400-
/O.CON.KSGX.WS.W.0002.000000T0000Z-170121T1400Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...CRESTLINE...LAKE ARROWHEAD...
BIG BEAR CITY...BIG BEAR LAKE...RUNNING SPRINGS...WRIGHTWOOD...
IDYLLWILD-PINE COVE
923 PM PST THU JAN 19 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM PST
SATURDAY...

* SNOW LEVELS...AROUND 5000 FEET TONIGHT...THEN RISING TO 5500 TO
  6000 FEET BY MID FRIDAY MORNING.

* TIMING...TONIGHT THROUGH FRIDAY NIGHT.

* SNOW ACCUMULATIONS...ABOVE 6000 FEET...AROUND 18 INCHES TO 2
  FEET WITH LOCAL 3 FEET POSSIBLE. 5500 TO 6000 FEET...1 TO 2
  FEET. 5000 TO 5500 FEET...5 TO 10 INCHES. 4500 TO 5000 FEET...
  TRACE TO 3 INCHES.

* WINDS...SOUTHWEST TO WEST 20 TO 35 MPH WITH LOCAL GUSTS OVER 50
  MPH TONIGHT. WINDS 25 TO 40 MPH WITH GUSTS TO 60 MPH AND LOCAL
  GUSTS OVER 65 MPH FRIDAY AND FRIDAY NIGHT.

* 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...A WARMER STORM WILL BRING MORE RAIN THAN SNOW
  SUNDAY...BUT THE SNOW LEVEL WILL LOWER ON MONDAY DOWN TO 4000
  FEET BRINGING MORE HEAVY SNOW.

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.

&&

$$



Flash Flood Watch

FLOOD WATCH
NATIONAL WEATHER SERVICE SAN DIEGO CA
918 PM PST THU JAN 19 2017

...FLASH FLOODING POSSIBLE FRIDAY...

.ANOTHER STORM SYSTEM MOVING THROUGH THE REGION AND INCREASING
ATMOSPHERIC INSTABILITY WILL CREATE FAVORABLE CONDITIONS FOR
HEAVY SHOWERS AND THUNDERSTORMS FROM MID MORNING FRIDAY THROUGH
EARLY FRIDAY EVENING...LEADING TO THE INCREASED THREAT OF FLASH
FLOODING AT THE COAST...VALLEYS...AND MOUNTAINS BELOW 5500 FOOT
ELEVATION. DEBRIS FLOWS FROM RECENT BURN SCARS WILL ALSO BE
POSSIBLE.

CAZ043-048-050-055>058-065-552-554-201400-
/O.CON.KSGX.FF.A.0001.170120T1500Z-170121T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS-
RIVERSIDE COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS-
SAN DIEGO COUNTY MOUNTAINS-SAN GORGONIO PASS NEAR BANNING-
ORANGE COUNTY COASTAL AREAS-ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF...OCEANSIDE...VISTA...CARLSBAD...
ENCINITAS...CHULA VISTA...NATIONAL CITY...SAN DIEGO...RIVERSIDE...
SAN BERNARDINO...ONTARIO...MORENO VALLEY...FONTANA...
RANCHO CUCAMONGA...CORONA...ESCONDIDO...EL CAJON...SAN MARCOS...
LA MESA...SANTEE...POWAY...CRESTLINE...LAKE ARROWHEAD...
BIG BEAR CITY...BIG BEAR LAKE...RUNNING SPRINGS...WRIGHTWOOD...
IDYLLWILD-PINE COVE...JULIAN...PINE VALLEY...BANNING...
DESERT HOT SPRINGS...HUNTINGTON BEACH...COSTA MESA...
NEWPORT BEACH...LAGUNA BEACH...SAN CLEMENTE...SANTA ANA...
ANAHEIM...GARDEN GROVE...IRVINE...ORANGE...FULLERTON...
MISSION VIEJO
918 PM PST THU JAN 19 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 AM PST FRIDAY
THROUGH FRIDAY EVENING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF SOUTHERN CALIFORNIA...SOUTHWEST CALIFORNIA AND
  SOUTHWESTS CALIFORNIA...INCLUDING THE FOLLOWING AREAS...IN
  SOUTHERN CALIFORNIA...SAN BERNARDINO AND RIVERSIDE COUNTY
  VALLEYS-THE INLAND EMPIRE. IN SOUTHWEST CALIFORNIA...ORANGE
  COUNTY COASTAL AREAS...ORANGE COUNTY INLAND AREAS...SAN
  BERNARDINO COUNTY MOUNTAINS...SAN DIEGO COUNTY COASTAL AREAS...
   SAN DIEGO COUNTY MOUNTAINS...SAN DIEGO COUNTY VALLEYS...SAN
  GORGONIO PASS NEAR BANNING AND SANTA ANA MOUNTAINS AND
  FOOTHILLS. IN SOUTHWESTS CALIFORNIA...RIVERSIDE COUNTY
  MOUNTAINS.

* FROM 7 AM PST FRIDAY THROUGH FRIDAY EVENING

* HEAVY SHOWERS AND SCATTERED THUNDERSTORMS WILL LIKELY OCCUR
  DURING THE MID-MORNING HOURS FRIDAY THROUGH EARLY FRIDAY
  EVENING...WITH POSSIBLE RAINFALL RATES AT OR EXCEEDING 1 INCH
  PER HOUR. THIS WILL INCREASE THE CHANCES FOR FLASH FLOODING.
  ALSO...HEAVY RAINS OVER RECENT BURN SCARS COULD RESULT IN DEBRIS
  FLOWS AND MUDSLIDES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$
GREGORIA




U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE