Flood Potential Outlook
Issued by NWS San Diego, CA

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FGUS76 KSGX 291046
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HYDROLOGIC FORECAST FOR EXTREME SOUTHWESTERN CALIFORNIA
NATIONAL WEATHER SERVICE SAN DIEGO CA
346 AM PDT WED JUL 29 2015

...FLASH FLOOD POTENTIAL INDEX FOR EXTREME SOUTHWESTERN CALIFORNIA...

.SYNOPSIS...
A RETURN OF MONSOONAL MOISTURE WILL BRING A GOOD CHANCE FOR
SHOWERS AND THUNDERSTORMS THIS AFTERNOON THROUGH THIS EVENING AND
AGAIN THURSDAY AFTERNOON AND EVENING. SLIGHT CHANCES FOR
THUNDERSTORMS CONTINUE INTO AT LEAST EARLY NEXT WEEK. WHILE SOME
SHOWERS AND THUNDERSTORMS ARE POSSIBLE NOCTURNALLY INTO THE EARLY
MORNINGS...THE GREATEST CHANCES OF STRONG THUNDERSTORMS WILL BE
DURING THE AFTERNOONS AND EARLY EVENINGS IN AND NEAR THE MOUNTAINS
AND DESERTS. AT THIS TIME...THE RISK OF FLASH FLOODING APPEARS
GREATEST ON WEDNESDAY THROUGH FRIDAY AFTERNOONS...BUT ISOLATED
THUNDERSTORMS WITH LOCALLY HEAVY RAINFALL WILL BE POSSIBLE INTO
THE WEEKEND AS WELL. RAPID STORM MOVEMENT THIS AFTERNOON BUT
TRAINING CELLS WILL BE POSSIBLE WHICH COULD BRING A GREATER RISK
OF FLASH FLOODING NEAR THE MOST INTENSE CONVECTIVE ACTIVITY.

$$

CAZ048-055>058-060>062-065-300200-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
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-
346 AM PDT WED JUL 29 2015

.TODAY...MODERATE...THUNDERSTORMS ARE EXPECTED TO DEVELOP AND
ISOLATED FLASH FLOODING IS POSSIBLE.
.THURSDAY...MODERATE...THUNDERSTORMS ARE EXPECTED TO DEVELOP AND
ISOLATED FLASH FLOODING IS POSSIBLE.

$$

CAZ043-050-552-554-300200-
SAN DIEGO COUNTY COASTAL AREAS-SAN DIEGO COUNTY VALLEYS-
ORANGE COUNTY COASTAL AREAS-ORANGE COUNTY INLAND AREAS-
346 AM PDT WED JUL 29 2015

.TODAY...LOW...THE RISK OF FLASH FLOODING IS MINIMAL.
.THURSDAY...LOW...THE RISK OF FLASH FLOODING IS MINIMAL.

$$

JMB



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