Flash Flood Watch
Issued by NWS San Diego, CA

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WGUS66 KSGX 222154
FFASGX

FLOOD WATCH
NATIONAL WEATHER SERVICE SAN DIEGO CA
154 PM PST SUN JAN 22 2017

...FLASH FLOOD WATCH FOR THIS AFTERNOON THROUGH MONDAY EVENING...

.THE THIRD AND MOST POWERFUL OF THE STORMS TO IMPACT SOUTHERN
CALIFORNIA IN THIS SEQUENCE OF STORMS WAS MOVING INTO THE REGION
THIS AFTERNOON. IT WILL BRING PERIODS OF HEAVY RAINFALL THIS
AFTERNOON THROUGH EARLY EVENING WITH PERIODS OF SHOWERS CONTINUING
THROUGH TUESDAY. A FEW THUNDERSTORMS WILL BE POSSIBLE MAINLY
MONDAY AND MONDAY NIGHT. THIS WILL BRING THE POSSIBILITY OF FLASH
FLOODING...MAINLY TO COASTAL AND VALLEY AREAS...THE LOWER AND
MIDDLE ELEVATIONS OF THE MOUNTAINS...AND THE UPPER DESERTS.

CAZ048-055>057-060-065-552-554-230600-
/O.CON.KSGX.FF.A.0002.000000T0000Z-170124T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SANTA ANA MOUNTAINS AND FOOTHILLS-APPLE AND LUCERNE VALLEYS-
SAN GORGONIO PASS NEAR BANNING-ORANGE COUNTY COASTAL AREAS-
ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF...RIVERSIDE...SAN BERNARDINO...ONTARIO...
MORENO VALLEY...FONTANA...RANCHO CUCAMONGA...CORONA...CRESTLINE...
LAKE ARROWHEAD...BIG BEAR CITY...BIG BEAR LAKE...
RUNNING SPRINGS...WRIGHTWOOD...IDYLLWILD-PINE COVE...
VICTORVILLE...HESPERIA...APPLE VALLEY...LUCERNE VALLEY...
BANNING...DESERT HOT SPRINGS...HUNTINGTON BEACH...COSTA MESA...
NEWPORT BEACH...LAGUNA BEACH...SAN CLEMENTE...SANTA ANA...
ANAHEIM...GARDEN GROVE...IRVINE...ORANGE...FULLERTON...
MISSION VIEJO
154 PM PST SUN JAN 22 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

THE FLASH FLOOD WATCH CONTINUES FOR

* A PORTION OF SOUTHWEST CALIFORNIA...INCLUDING THE FOLLOWING
  AREAS...APPLE AND LUCERNE VALLEYS...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 GORGONIO
  PASS NEAR BANNING AND SANTA ANA MOUNTAINS AND FOOTHILLS.

* THROUGH MONDAY EVENING

* HEAVY RAIN WILL OCCUR AT TIMES THROUGH EARLY EVENING...MAINLY
  BELOW 6500 FEET. PERIODS OF SHOWERS...SOME WITH HEAVY RAINFALL
  WILL FOLLOW FOR TONIGHT THROUGH MONDAY...MAINLY BELOW 4500
  FEET. RAINFALL RATES COULD LOCALLY REACH OR EXCEED ONE INCH PER
  HOUR. THIS WILL BRING A RISK OF FLASH FLOODING. HEAVY RAINS OVER
  RECENT BURN SCARS COULD RESULT IN DEBRIS FLOWS AND MUD SLIDES.
  IN THE MOUNTAINS...A WARMER AIR MASS THIS AFTERNOON WILL RESULT
  IN RISING SNOW LEVELS AND MELTING OF SNOW BELOW 6500 FEET WHICH
  WILL INCREASE THE RISK OF FLOODING.

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.

&&

$$

CAZ043-050-058-061-062-230600-
/O.CON.KSGX.FF.A.0002.170123T0000Z-170124T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN DIEGO COUNTY COASTAL AREAS-SAN DIEGO COUNTY VALLEYS-
SAN DIEGO COUNTY MOUNTAINS-COACHELLA VALLEY-
SAN DIEGO COUNTY DESERTS-
INCLUDING THE CITIES OF...OCEANSIDE...VISTA...CARLSBAD...
ENCINITAS...CHULA VISTA...NATIONAL CITY...SAN DIEGO...ESCONDIDO...
EL CAJON...SAN MARCOS...LA MESA...SANTEE...POWAY...JULIAN...
PINE VALLEY...INDIO...PALM SPRINGS...CATHEDRAL CITY...
PALM DESERT...PALM DESERT COUNTRY...LA QUINTA...COACHELLA...
BORREGO SPRINGS
154 PM PST SUN JAN 22 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

THE FLASH FLOOD WATCH CONTINUES FOR

* A PORTION OF SOUTHWEST CALIFORNIA...INCLUDING THE FOLLOWING
  AREAS...COACHELLA VALLEY...SAN DIEGO COUNTY COASTAL AREAS...
  SAN DIEGO COUNTY DESERTS...SAN DIEGO COUNTY MOUNTAINS AND SAN
  DIEGO COUNTY VALLEYS.

* THROUGH MONDAY EVENING

* HEAVY RAIN WILL OCCUR AT TIMES THROUGH EARLY EVENING TODAY.
  PERIODS OF SHOWERS...SOME WITH HEAVY RAINFALL WILL FOLLOW
  TONIGHT THROUGH MONDAY...MAINLY BELOW 5000 FEET. RAINFALL RATES
  COULD LOCALLY REACH OR EXCEED ONE INCH PER HOUR. THIS WILL BRING
  A RISK OF FLASH FLOODING. HEAVY RAINS OVER RECENT BURN SCARS
  COULD RESULT IN DEBRIS FLOWS AND MUD SLIDES. IN THE
  MOUNTAINS...A WARMER AIR MASS THIS AFTERNOON AND EARLY EVENING
  WILL RESULT IN RISING SNOW LEVELS AND MELTING OF SNOW WHICH WILL
  INCREASE THE RISK OF FLOODING.

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.

&&

$$

MAXWELL



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