SAN BERNARDINO County, California
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: SAN BERNARDINO County, California
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Flash Flood Watch
CAZ048-055-056-058-060>062-065-301300-
/O.NEW.KSGX.FF.A.0004.150730T1000Z-150731T0300Z/
/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-
816 PM PDT WED JUL 29 2015

...FLASH FLOOD WATCH IN EFFECT FROM 3 AM PDT THURSDAY THROUGH
THURSDAY EVENING...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A

* FLASH FLOOD WATCH FOR PORTIONS OF SOUTHWEST
CALIFORNIA...INCLUDING THE FOLLOWING AREAS...SAN GORGONIO PASS
NEAR BANNING...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.

* FROM 3 AM PDT THURSDAY THROUGH THURSDAY EVENING.

* PLENTIFUL MONSOON MOISTURE AND INSTABILITY WILL BRING THE CHANCE
FOR THUNDERSTORMS PRODUCING HEAVY RAINFALL WHICH COULD RESULT IN
FLASH FLOODING FOR MOST OF THURSDAY. AN UPPER LEVEL DISTURBANCE
COULD BRING HEAVY RAINS AND THUNDERSTORMS EARLY THURSDAY
MORNING...AND THEN SLOWER MOVING THUNDERSTORMS ARE EXPECTED TO
DEVELOP OVER THE MOUNTAINS...DESERTS AND THE INLAND EMPIRE
DURING THE LATE MORNING AND AFTERNOON HOURS...AND PERSIST INTO
THE EARLY EVENING HOURS.

* RECENT BURN SCARS WILL BE PARTICULARLY SUSCEPTIBLE TO FLASH
FLOODING AND DEBRIS FLOWS.

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.

&&

$$

Flash Flood Watch
CAZ519>526-NVZ019-022-301130-
/O.NEW.KVEF.FF.A.0004.150730T1000Z-150731T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EASTERN SIERRA SLOPES-OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-MORONGO BASIN-CADIZ BASIN-SPRING MOUNTAINS-
RED ROCK CANYON-SOUTHERN CLARK COUNTY-
830 PM PDT WED JUL 29 2015

...FLASH FLOOD WATCH IN EFFECT FROM 3 AM PDT THURSDAY THROUGH
THURSDAY EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* FLASH FLOOD WATCH FOR PORTIONS OF SOUTHEAST CALIFORNIA AND
SOUTHERN NEVADA...INCLUDING THE FOLLOWING AREAS...IN SOUTHEAST
CALIFORNIA...CADIZ BASIN...DEATH VALLEY NATIONAL PARK...
EASTERN MOJAVE DESERT...EASTERN SIERRA SLOPES...MORONGO
BASIN...OWENS VALLEY...WESTERN MOJAVE DESERT AND WHITE
MOUNTAINS OF INYO COUNTY. IN SOUTHERN NEVADA...SOUTHERN CLARK
COUNTY AND THE SPRING MOUNTAINS-RED ROCK CANYON.

* FROM 3 AM PDT THURSDAY THROUGH THURSDAY EVENING

* SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS PORTIONS
OF SOUTHEAST CALIFORNIA AND FAR SOUTHERN NEVADA ON THURSDAY
ESPECIALLY FROM THE MID-MORNING HOURS INTO THE EARLY EVENING
HOURS.

* ANY STRONGER OR SLOWER MOVING THUNDERSTORMS COULD UNLEASH 1 TO 2
INCHES OF RAINFALL...WITH LOCALLY HIGHER AMOUNTS POSSIBLE IN AN
HOUR OR LESS. THIS COULD LEAD TO FLASH FLOODING ESPECIALLY IF IT
FALLS OVER ANY LOW LYING AREAS OR IN A WASH OR CANYON THAT QUICKLY
MOVES WATER TO A LOWER AREA.

* IMPACTS...ROADS COULD BE CLOSED DUE TO WATER FLOWING OVER THEM AS
WELL AS MUD AND ROCKS WASHING ONTO THEM. ROADWAY PAVEMENT MAY BE
WASHED AWAY. SOME DIRT AND SECONDARY GRAVEL ROADS COULD BE WASHED
OUT. RAPID RISES IN WASHES COULD ALSO OCCUR LEADING TO FLASH
FLOODING DOWNSTREAM.

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.

&&

$$

National Weather Service

Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
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