FLASH FLOOD WATCH
Warning Issue Date: 630 AM PST SUN DEC 06 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.
$$
SCV
HIGH WIND WARNING
Warning Issue Date: 254 AM PST SUN DEC 06 2009
HIGH WIND WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO
MIDNIGHT PST TONIGHT...
THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT
PST TONIGHT. THE HIGH WIND WATCH IS NO LONGER IN EFFECT.
A STRONG LOW PRESSURE SYSTEM WILL CAUSE WIND GUSTS TO REACH 60 MPH
IN A FEW LOCATIONS...MAINLY THIS EVENING WITH THE PASSAGE OF THE
COLD FRONT WHEN THE WINDS SWITCH FROM A SOUTHERLY TO A WESTERLY
DIRECTION. SUSTAINED WINDS WILL BE 25 TO 40 MPH AT TIMES. THE
STRONGEST WINDS WILL BE OVER HIGHER TERRAIN IN THE FOOTHILLS AND
MOUNTAINS AND ALONG THE IMMEDIATE COAST. WINDS WILL DIMINISH
GRADUALLY MONDAY NIGHT. THERE IS A POTENTIAL FOR DAMAGE TO
TREES... POWER LINES...COMMUNICATIONS TOWERS AND OTHER EXPOSED
OBJECTS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.
$$
MACKECHNIE
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