FLASH FLOOD WARNING AND WATCH NOW IN EFFECT

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East County Alert

July 19, 2015 (San Diego’s East County) – The National Weather Service has issued a flash flood warning due to imminent threat of flooding in certain mountain areas, where residents are urged to move to high ground.

There is also a flash flood watch in effect for all San Diego County valleys, deserts and mountain areas, including places where debris flows are possible.  Below are full texts of both alerts:

 

 

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A

 

* FLASH FLOOD WARNING FOR...

  EAST CENTRAL SAN DIEGO COUNTY IN SOUTHWESTERN CALIFORNIA...

 

* UNTIL 500 PM PDT

 

* AT 155 PM PDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING

  HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE

  ALREADY FALLEN. FLASH FLOODING WILL LIKELY BEGIN SHORTLY. THESE

  THUNDERSTORM CELLS WERE NEARLY STATIONARY.

 

* SOME LOCATIONS THAT WILL LIKELY EXPERIENCE FLOODING INCLUDE...

  JULIAN...HWY 78 BETWEEN BANNER AND S2...CUYAMACA RANCHO STATE

  PARK...NORTHERN MOUNT LAGUNA...HWY 78 BETWEEN S2 AND BORREGO

  SPRINGS RD...HWY S1 BETWEEN LAKE CUYAMACA AND MOUNT LAGUNA...LAKE

  CUYAMACA...HWY 79 BETWEEN JULIAN AND LAKE CUYAMACA...DESCANSO...

  BANNER...BOULDER CREEK AND SANTA YSABEL INDIAN RESERVATION.

 

ADDITIONAL RAINFALL AMOUNTS OF AN INCH OR TWO ARE POSSIBLE IN

THE WARNED AREA.

 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

 

 

FLOOD WATCH

NATIONAL WEATHER SERVICE SAN DIEGO CA

1024 AM PDT SUN JUL 19 2015

 

...FLASH FLOOD WATCH FOR THE MOUNTAINS...DESERTS...AND INLAND

VALLEYS INTO THIS EVENING...

 

...THE WATCH HAS BEEN EXPANDED TO INCLUDE THE VALLEYS OF SAN DIEGO

COUNTY...

 

.SUBSTANTIAL TROPICAL MOISTURE ASSOCIATED WITH THE REMNANTS OF

TROPICAL CYCLONE DOLORES WILL REMAIN ENTRENCHED ACROSS SOUTHERN

CALIFORNIA TODAY. GREATER SURFACE HEATING WILL RESULT IN MORE

INSTABILITY AND A GREATER THUNDERSTORM RISK NEAR THE MOUNTAINS...

VALLEYS AND DESERTS. SLOWER MOVEMENT OF THE THUNDERSTORMS...IS

EXPECTED TO BRING A GREATER RISK OF LOCALLY HEAVY RAINFALL AND

FLASH FLOODING.

 

CAZ048-055-056-058-060>062-065-200500-

/O.CON.KSGX.FF.A.0003.000000T0000Z-150720T0500Z/

/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-

SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-

SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-

COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-

SAN GORGONIO PASS NEAR BANNING-

1024 AM PDT SUN JUL 19 2015

 

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 10 PM PDT THIS

EVENING...

 

THE FLASH FLOOD WATCH CONTINUES FOR

 

* PORTIONS OF CALIFORNIA AND SOUTHWEST CALIFORNIA...INCLUDING THE

  FOLLOWING AREAS...IN CALIFORNIA...SAN GORGONIO PASS NEAR

  BANNING. IN SOUTHWEST CALIFORNIA...APPLE AND LUCERNE VALLEYS...

  COACHELLA VALLEY...RIVERSIDE COUNTY MOUNTAINS...SAN BERNARDINO

  COUNTY MOUNTAINS...SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-

  THE INLAND EMPIRE...SAN DIEGO COUNTY DESERTS AND SAN DIEGO

  COUNTY MOUNTAINS.

 

* UNTIL 10 PM PDT THIS EVENING

 

* SUBSTANTIAL MOISTURE...COMBINED WITH DAYTIME HEATING...IS

  EXPECTED TO RESULT IN THUNDERSTORMS TODAY INTO THIS EVENING...

  ESPECIALLY OVER AND NEAR THE MOUNTAINS AND FOOTHILLS.

  THUNDERSTORMS ARE EXPECTED TO BE SLOWER MOVING WITH GREATER

  POTENTIAL FOR LOCALLY HEAVY RAINFALL AND FLASH 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.

 

THERE IS A THREAT OF DEBRIS FLOWS...ESPECIALLY IN AND BELOW

RECENTLY BURNED AREAS. ALL RESIDENTS LIVING ON OR NEAR HILLSIDES

OR MOUNTAIN SLOPES SHOULD BE PREPARED FOR POSSIBLE DEBRIS FLOWS.

DEBRIS FLOWS MAY OCCUR AT ANY TIME...EVEN DURING PERIODS WITH

LITTLE OR NO RAIN FALLING.

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