350
WGUS66 KSGX 120922
FFASGX
FLOOD WATCH
NATIONAL WEATHER SERVICE SAN DIEGO CA
222 AM PDT WED MAR 12 2025
CAZ043-048-050-055>058-552-554-122200-
/O.CON.KSGX.FA.A.0002.250313T0500Z-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 ANAHEIM, IRVINE, BIG BEAR CITY, MORENO
VALLEY, SAN MARCOS, OCEANSIDE, RANCHO CUCAMONGA, CARLSBAD,
ESCONDIDO, PINE VALLEY, LAGUNA BEACH, IDYLLWILD-PINE COVE,
WRIGHTWOOD, NEWPORT BEACH, LA MESA, SAN CLEMENTE, BIG BEAR LAKE,
FONTANA, EL CAJON, RIVERSIDE, POWAY, COSTA MESA, SANTEE, CORONA,
ORANGE, MISSION VIEJO, LAKE ARROWHEAD, CRESTLINE, ENCINITAS, SAN
BERNARDINO, VISTA, SAN DIEGO, HUNTINGTON BEACH, CHULA VISTA,
RUNNING SPRINGS, FULLERTON, SANTA ANA, GARDEN GROVE, JULIAN,
NATIONAL CITY, AND ONTARIO
222 AM PDT WED MAR 12 2025
...FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH THURSDAY
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...FROM THIS EVENING THROUGH THURSDAY AFTERNOON.
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.
* ADDITIONAL DETAILS...
- AN ATMOSPHERIC RIVER WILL GENERATE MODERATE TO HEAVY RAINFALL
FOR TONIGHT THROUGH THURSDAY AFTERNOON. RAINFALL RATES OF
0.50 TO 0.75 INCH PER HOUR ARE EXPECTED, 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. THE HEAVIEST
RAINFALL FOR LATE TONIGHT THROUGH THURSDAY MORNING IS
EXPECTED WITH THE COLD FRONT AND DURING THURSDAY AFTERNOON
WITH ANY THUNDERSTORMS THAT DEVELOP.
- 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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