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Flash Flood Watch

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February 27, 2014 02:39PM
FLOOD WATCH
NATIONAL WEATHER SERVICE SAN DIEGO CA
105 PM PST THU FEB 27 2014

...PERIODS OF HEAVY RAIN FRIDAY THROUGH SATURDAY...

.A STRONG PACIFIC STORM WILL BRING MODERATE TO HEAVY RAIN AND THE
THREAT FOR FLASH FLOODING EARLY FRIDAY MORNING THROUGH SATURDAY.
THE GREATEST THREAT FOR FLASH FLOODING WILL BE OVER MOUNTAINS AND RECENT
BURN AREAS WHERE DEBRIS FLOWS ARE POSSIBLE. COASTAL AND VALLEY AREAS
WILL ALSO BE PRONE TO FLOODING WITH THIS EVENT...ESPECIALLY LOW
LYING URBANIZED AREAS WITH POOR DRAINAGE.

STEADY RAIN...HEAVY AT TIMES...WILL FALL FRIDAY...THEN TURN TO
SHOWERS FRIDAY NIGHT AND CONTINUE THROUGH SATURDAY. SNOW LEVELS
WILL BE QUITE HIGH ON FRIDAY...ABOVE 8500 FEET. THUNDERSTORMS WILL
BE POSSIBLE...PRODUCING BRIEF BURSTS OF HEAVY RAINFALL...WITH
RAINFALL RATES IN EXCESS OF ONE INCH AN HOUR POSSIBLE. WHERE THESE
THUNDERSTORMS OCCUR...LOCALIZED FLOODING IS POSSIBLE.

CAZ042-043-048-050-055>058-281200-
/O.CON.KSGX.FF.A.0001.140228T0800Z-140301T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ORANGE COUNTY COASTAL AREAS-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-
105 PM PST THU FEB 27 2014

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM MIDNIGHT PST TONIGHT
THROUGH SATURDAY AFTERNOON...

THE FLASH FLOOD WATCH CONTINUES FOR

* A PORTION OF SOUTHWEST CALIFORNIA...INCLUDING THE FOLLOWING
AREAS...ORANGE COUNTY COASTAL AREAS...RIVERSIDE COUNTY
MOUNTAINS...SAN BERNARDINO COUNTY MOUNTAINS...SAN BERNARDINO
AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE...SAN DIEGO
COUNTY COASTAL AREAS...SAN DIEGO COUNTY MOUNTAINS...SAN DIEGO
COUNTY VALLEYS AND SANTA ANA MOUNTAINS AND FOOTHILLS.

* FROM MIDNIGHT PST TONIGHT THROUGH SATURDAY AFTERNOON.

* MODERATE TO HEAVY RAINFALL WILL ELEVATE THE THREAT FOR FLASH
FLOODING IN LOW LYING AREAS WITH POOR DRAINAGE.

* RECENTLY BURNED AREAS FROM WILDFIRES ARE AT GREATER RISK FOR
DEBRIS FLOWS IN AND BELOW BURNED SLOPES. COMMUNITIES BELOW THE
FALLS FIRE BURN AREA ON THE EASTERN SLOPES OF THE SANTA ANA
MOUNTAINS WILL BE SUSCEPTIBLE TO DEBRIS FLOWS. THIS INCLUDES
LAKELAND VILLAGE AND LAKE ELSINORE. THERE IS ALSO SOME RISK OF
DEBRIS FLOWS FROM THE MOUNTAIN FIRE IN THE SAN JACINTO
MOUNTAINS FLOWING INTO A PORTION OF PALM SPRINGS.

* STORM TOTAL RAINFALL AMOUNTS WILL LIKELY RANGE BETWEEN 2.5 TO 5
INCHES ALONG THE COAST AND IN THE VALLEYS...5 TO 10 INCHES IN
THE MOUNTAINS...AND UP TO AN INCH IN THE DESERTS. LOCALLY
HIGHER AMOUNTS WILL BE POSSIBLE...ESPECIALLY ALONG THE COASTAL
SLOPES AND IN THE VICINITY OF THE THUNDERSTORMS.

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.

&&

$$

PALMER
SubjectAuthorViewsPosted

Flash Flood Watch

Rick1633February 27, 2014 02:39PM

Re: Flash Flood Watch

mohave722February 27, 2014 08:41PM

Re: Flash Flood Watch

Rick743February 27, 2014 08:47PM

Re: Flash Flood Watch

mohave691February 28, 2014 11:59AM

Re: Flash Flood Watch

Rick583February 28, 2014 04:38PM

Re: Flash Flood Watch

mohave626February 28, 2014 08:00PM

Re: Flash Flood Watch

Cairngorm634March 03, 2014 11:59AM

Re: Flash Flood Watch

Wizard636March 03, 2014 06:44PM

Re: Flash Flood Watch

Paul P.636March 03, 2014 07:09PM

Re: Flash Flood Watch

Wizard1090March 03, 2014 08:39PM



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