871
FGUS76 KSGX 251033
ESFSGX
HYDROLOGIC FORECAST FOR EXTREME SOUTHWESTERN CALIFORNIA
NATIONAL WEATHER SERVICE SAN DIEGO CA
333 AM PDT SAT JUL 25 2026
..FLASH FLOOD POTENTIAL INDEX FOR EXTREME SOUTHWESTERN CALIFORNIA
SYNOPSIS
MOISTURE WILL DECREASE INTO THIS AFTERNOON, THEN INCREASE
SLIGHTLY ON SUNDAY. WHILE THERE IS A LOW (10%) CHANCE OF LIGHT
SHOWERS ON SUNDAY, CONDITIONS WILL NOT BE FAVORABLE FOR HEAVY
SHOWER/THUNDERSTORM DEVELOPMENT AND THERE IS NO RISK OF FLASH
FLOODING. ONLY A SLIGHT CHANCE OF AFTERNOON SHOWERS AND/OR
THUNDERSTORMS OVER THE MOUNTAINS AND DESERTS WILL EXIST EACH
AFTERNOON NEXT WEEK, WITH INCREASING CHANCES TOWARDS THE END OF
THE WEEK.
CAZ043-048-050-055>058-060>062-065-552-554-260115-
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-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
SAN GORGONIO PASS NEAR BANNING-ORANGE COUNTY COASTAL AREAS-
ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF OCEANSIDE, VISTA, CARLSBAD, ENCINITAS,
CHULA VISTA, NATIONAL CITY, SAN DIEGO, RIVERSIDE, SAN BERNARDINO,
ONTARIO, MORENO VALLEY, FONTANA, RANCHO CUCAMONGA, CORONA,
ESCONDIDO, EL CAJON, SAN MARCOS, LA MESA, SANTEE, POWAY,
CRESTLINE, LAKE ARROWHEAD, BIG BEAR CITY, BIG BEAR LAKE,
RUNNING SPRINGS, WRIGHTWOOD, IDYLLWILD-PINE COVE, JULIAN,
PINE VALLEY, VICTORVILLE, HESPERIA, APPLE VALLEY, LUCERNE VALLEY,
INDIO, PALM SPRINGS, CATHEDRAL CITY, PALM DESERT,
PALM DESERT COUNTRY, LA QUINTA, COACHELLA, BORREGO SPRINGS,
HUNTINGTON BEACH, COSTA MESA, NEWPORT BEACH, LAGUNA BEACH,
SAN CLEMENTE, SANTA ANA, ANAHEIM, GARDEN GROVE, IRVINE, ORANGE,
FULLERTON, AND MISSION VIEJO
333 AM PDT SAT JUL 25 2026
TODAY...NONE
NO FLASH FLOODING IS EXPECTED.
SUNDAY...NONE
NO FLASH FLOODING IS EXPECTED.
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