639
WGUS66 KSGX 130825
FFASGX
FLOOD WATCH
NATIONAL WEATHER SERVICE SAN DIEGO CA
125 AM PDT THU MAR 13 2025
CAZ043-048-050-055>058-552-554-132200-
/O.CON.KSGX.FA.A.0002.000000T0000Z-250314T0100Z/
/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-ORANGE COUNTY
COASTAL AREAS-ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF HUNTINGTON BEACH, LAKE ARROWHEAD, POWAY,
CRESTLINE, SAN CLEMENTE, MORENO VALLEY, IRVINE, BIG BEAR LAKE,
SANTEE, LA MESA, JULIAN, CHULA VISTA, FULLERTON, OCEANSIDE,
ENCINITAS, ANAHEIM, RUNNING SPRINGS, RIVERSIDE, CARLSBAD, EL
CAJON, VISTA, SAN DIEGO, IDYLLWILD-PINE COVE, SANTA ANA, COSTA
MESA, ORANGE, FONTANA, PINE VALLEY, SAN BERNARDINO, MISSION
VIEJO, ONTARIO, RANCHO CUCAMONGA, ESCONDIDO, LAGUNA BEACH,
WRIGHTWOOD, CORONA, GARDEN GROVE, NEWPORT BEACH, NATIONAL CITY,
BIG BEAR CITY, AND SAN MARCOS
125 AM PDT THU MAR 13 2025
..FLOOD WATCH REMAINS IN EFFECT THROUGH THIS AFTERNOON
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE
POSSIBLE.
* WHERE...A PORTION OF SOUTHWEST CALIFORNIA, INCLUDING THE FOLLOWING
AREAS, ORANGE COUNTY COASTAL AREAS, ORANGE COUNTY INLAND 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.
* WHEN...THROUGH THIS AFTERNOON.
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.
* ADDITIONAL DETAILS...
- A STRONG PACIFIC COLD FRONT WITH MOISTURE FROM AN ATMOSPHERIC
RIVER WILL SPREAD WIDESPREAD MODERATE TO LOCALLY HEAVY
RAINFALL INLAND FROM THE COAST TO THE MOUNTAINS INTO THIS
MORNING WITH SHOWERS CONTINUING THROUGH THE AFTERNOON BEFORE
DECREASING DURING THE EVENING. THERE IS ALSO A SLIGHT CHANCE
OF THUNDERSTORMS FOR THE LATE MORNING AND EARLY AFTERNOON.
RAINFALL RATES OF 0.50 TO 0.75 INCH PER HOUR ARE EXPECTED
DURING THE PERIODS OF HEAVIER PRECIPITATION, LOCALLY UP TO
ONE INCH PER HOUR POSSIBLE IN THE MOUNTAINS BELOW THE SNOW
LEVEL AND WHERE THUNDERSTORMS DEVELOP. THIS WATCH INCLUDES
THE FOLLOWING BURN SCARS: BRIDGE, LINE, AND AIRPORT.
- HTTPS://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD
WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED
TO TAKE ACTION SHOULD FLOODING DEVELOP.
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