WINTER STORM WARNING
Warning Issue Date: 1126 AM PST MON DEC 07 2009
WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST
TUESDAY...
A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST TUESDAY.
A STRONG WINTER STORM ACCOMPANIED BY A COLD FRONT WILL GENERATE
SNOWFALL AMOUNTS BETWEEN 1 AND 2 FEET ABOVE 6000 FEET TODAY AND
TONIGHT IN SAN BERNARDINO COUNTY...WHILE 6 TO 12 INCHES ARE
POSSIBLE BETWEEN 5000 AND 6000 FEET. ACCUMULATIONS OF AROUND A
FOOT ARE POSSIBLE IN THE RIVERSIDE COUNTY MOUNTAINS ABOVE
6000 FEET. STRONG SOUTHWEST WINDS...WITH GUSTS OF 60 MPH
POSSIBLE... WILL CAUSE BLOWING AND DRIFTING OF SNOW AND COULD
RESULT IN BLIZZARD LIKE CONDITIONS. TRAVEL WILL BE VERY DIFFICULT
ALONG PARTS OF HIGHWAYS 18 AND 38 IN SAN BERNARDINO COUNTY AND
243 IN RIVERSIDE COUNTY.
THE SNOW LEVEL WILL VARY CONSIDERABLY TODAY AND TONIGHT... RISING
TO AROUND 6000 FEET THIS AFTERNOON... THEN FALLING TO BELOW 3000
FEET TONIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR
THE LATEST FORECASTS.
$$
SCV
FLASH FLOOD WATCH
Warning Issue Date: 630 AM PST MON DEC 07 2009
...FLASH FLOOD WATCH REMAINS IN EFFECT FROM NOON PST TODAY
THROUGH THIS EVENING...
THE FLASH FLOOD WATCH CONTINUES FOR
* A PORTION OF SOUTHWEST CALIFORNIA...INCLUDING THE FOLLOWING
AREAS...RIVERSIDE COUNTY MOUNTAINS...SAN BERNARDINO COUNTY
MOUNTAINS...SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE
INLAND EMPIRE...SAN DIEGO COUNTY MOUNTAINS AND SANTA ANA
MOUNTAINS AND FOOTHILLS.
* FROM NOON PST TODAY THROUGH THIS EVENING
* ONE-HALF TO ONE INCH PER HOUR RAINFALL RATES POSSIBLE AHEAD OF A
STRONG COLD FRONT EXPECTED BY THIS AFTERNOON. THESE RAINFALL
INTENSITIES MEET OR EXCEED USGS DEBRIS FLOW THRESHOLDS FOR
RECENT BURNS AND THE POOMACHA BURN OF 2007.
* AREAS BELOW THE SHEEP...OAK GLEN...AND PENDLETON FIRES IN SAN
BERNARDINO COUNTY...THE COTTONWOOD FIRE IN RIVERSIDE COUNTY...
AS WELL AS THE OLDER POOMACHA BURN AREA IN SAN DIEGO COUNTY
WILL BE MOST VULNERABLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING AND DEBRIS FLOWS. FLASH FLOODING AND LARGE
DEBRIS FLOWS ARE VERY DANGEROUS AND LIFE THREATENING.
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.
$$
SCV
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