* FLASH FLOOD WARNING FOR...
SOUTHWESTERN SAN BERNARDINO COUNTY IN SOUTHEAST CALIFORNIA...
THIS INCLUDES THE CITIES OF...YUCAIPA...VICTORVILLE...SAN
BERNARDINO...RIALTO...REDLANDS...ONTARIO...HESPERIA...FONTANA...
APPLE VALLEY...
NORTHWESTERN RIVERSIDE COUNTY IN SOUTHWEST CALIFORNIA...
THIS INCLUDES THE CITY OF MORENO VALLEY...
* UNTIL 615 PM PST.
* AT 315 PM PST...TRAINED WEATHER SPOTTERS REPORTED MUD AND DEBRIS
FLOWS FROM A STORM OVER THE WARNED AREA.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO FOREST
FALLS...UPLAND...RUNNING SPRINGS...RANCHO CUCAMONGA...MUSCOY...
MENTONE...LOMA LINDA...LAKE ARROWHEAD...HIGHLAND...GEORGE AFB...
CRESTLINE...COLTON...BLOOMINGTON...BIG BEAR LAKE...BIG BEAR CITY
AND ADELANTO
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE WATERSHEDS BURNED IN 2009 BY THE SHEEP FIRE IN SAN BERNARDINO
COUNTY ARE PARTICULARLY SUSCEPTIBLE TO FLASH FLOODS AND DEBRIS FLOWS
DURING RAINSTORMS. NEIGHBORHOODS, STREETS AND ROADS LOCATED ALONG
DRAINAGES WITHIN OR BELOW ANY OF THE BURNED BASINS CAN BE IMPACTED BY
FLOODS AND DEBRIS FLOWS. DEBRIS FLOWS CAN IMPACT HIGHWAY 138, LONE
PINE CANYON ROAD, LYTLE CREEK ROAD, SHEEP CANYON ROAD, AND SWARTHART
CANYON ROAD, PARTICULARLY WHERE THEY CROSS BURNED DRAINAGES.
THE WATERSHEDS BURNED IN 2009 BY THE OAK GLEN AND PENDLETON FIRES IN
SAN BERNARDINO COUNTY ARE PARTICULARLY SUSCEPTIBLE TO FLASH FLOODS
AND DEBRIS FLOWS DURING RAINSTORMS. NEIGHBORHOODS, STREETS, AND ROADS
LOCATED ALONG DRAINAGES WITHIN OR BELOW ANY OF THE BURNED BASINS CAN
BE IMPACTED BY FLOODS AND DEBRIS FLOWS. DEBRIS FLOWS CAN IMPACT OAK
GLEN ROAD, CANYON ROAD, AND PISGAH PEAK ROAD, PARTICULARLY WHERE THEY
CROSS BURNED DRAINAGES.
DEBRIS FLOWS...INCLUDING MUD AND ROCK SLIDES...ARE EXPECTED WITH THIS
STORM. MUD SLIDES AND ROCK SLIDES CAN POTENTIALLY TRAP AND KILL
PEOPLE CAUGHT IN THEIR PATH.
RESIDENTS AND MOTORISTS IN AND BELOW RECENTLY BURNED AREAS SHOULD BE
ALERT TO HEAVY MUD AND DEBRIS FLOWS WHICH MAY BLOCK ROADS AND
CULVERTS. POTENTIALLY DANGEROUS FLOODING AND PROPERTY LOSS COULD
RESULT IN AREAS WHERE RUNOFF IS RESTRICTED OR BLOCKED. ADDITIONAL
RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE WARNED
AREA.
FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.
&&
LAT...LON 3404 11770 3421 11762 3465 11764 3475 11747
3474 11719 3459 11675 3442 11657 3417 11647
3410 11662 3398 11667 3387 11677 3385 11696
3396 11737
$$
PG
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
331 PM PST MON DEC 20 2010
CAC071-210400-
/O.CON.KVEF.FF.W.0068.000000T0000Z-101221T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN BERNARDINO CA-
331 PM PST MON DEC 20 2010
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM PST FOR
NORTHWESTERN SAN BERNARDINO COUNTY...
AT 325 PM PST...MODERATE TO HEAVY RAIN MOVING ACROSS NORTHWESTERN
SAN BERNARDINO COUNTY WILL CONTINUE TO PRODUCE FLASH FLOODING OVER
THE WARNED AREA. ROADS WERE STILL REPORTED ON FORT IRWIN EARLIER
THIS AFTERNOON. ADDITIONAL RAIN MOVING INTO THE AREA WILL CONTINUE
TO WORSEN EXISTING FLOODING CONDITIONS OR CREATE NEW AREAS OF
FLOODING.
LOCATIONS IN THE WARNING INCLUDE BARSTOW...DAGGETT...FORT
IRWIN...TRONA AND DUMONT DUNES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS SITUATION. EXCESSIVE RUNOFF FROM HEAVY RAINFALL
WILL CAUSE FAST RISING WATER AND FLASH FLOODING OF WASHES...DRAINAGE
AREAS...HIGHWAYS...STREETS AND LOW WATER CROSSINGS. WHEN FLASH
FLOODING IS OBSERVED...MOVE QUICKLY TO HIGHER GROUND TO ESCAPE FLOOD
WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS
RISING. IT ONLY TAKES 18 INCHES OF SWIFTLY MOVING WATER TO SWEEP A
VEHICLE OFF THE ROAD...AND LESS THAN SIX INCHES OF SWIFTLY MOVING
WATER TO SWEEP A PERSON OFF THEIR FEET.
NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY.
FLOOD WATERS ARE USUALLY DEEPER THAN THEY APPEAR. WHEN YOU APPROACH
FLOOD WATERS MAKE THE SMART DECISION...TURN AROUND...DONT DROWN!
REPORT FLOODING TO YOUR LOCAL EMERGENCY MANAGEMENT OFFICE OR LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN LAS VEGAS.
LAT...LON 3483 11765 3509 11766 3511 11764 3565 11765
3566 11763 3567 11765 3578 11765 3579 11621
3473 11616 3474 11644
$$
STACHELSKI
FLASH FLOOD WARNING--
CAC071-210445-
/O.NEW.KVEF.FF.W.0070.101220T2251Z-101221T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
251 PM PST MON DEC 20 2010
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTH CENTRAL SAN BERNARDINO COUNTY IN SOUTHEAST CALIFORNIA...
* UNTIL 845 PM PST
* AT 245 PM PST...THE MORONGO VALLEY FIRE DEPARTMENT REPORTED MINOR
STREET FLOODING WAS ALREADY OCCURRING. MODERATE TO HEAVIER RAIN
WILL BE MOVING INTO THE AREA OVER THE NEXT SEVERAL HOURS AND THIS
WILL WORSEN EXISTING FLOODING CONDITIONS. BE ESPECIALLY ALERT
DURING THE EVENING COMMUTE FOR WATER POTENTIALLY COLLECTING IN LOW
WATER CROSSINGS AS WELL AS ROCKS AND OTHER DEBRIS WASHING ONTO
ROADS.
* THE STORM PRODUCING VERY HEAVY RAIN WILL AFFECT MORONGO
VALLEY...LANDERS AND YUCCA VALLEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS SITUATION. EXCESSIVE RUNOFF FROM HEAVY RAINFALL
WILL CAUSE FAST RISING WATER AND FLASH FLOODING OF WASHES...DRAINAGE
AREAS...HIGHWAYS...STREETS AND LOW WATER CROSSINGS. WHEN FLASH
FLOODING IS OBSERVED...MOVE QUICKLY TO HIGHER GROUND TO ESCAPE FLOOD
WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS
RISING. IT ONLY TAKES 18 INCHES OF SWIFTLY MOVING WATER TO SWEEP A
VEHICLE OFF THE ROAD...AND LESS THAN SIX INCHES OF SWIFTLY MOVING
WATER TO SWEEP A PERSON OFF THEIR FEET.
NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY.
FLOOD WATERS ARE USUALLY DEEPER THAN THEY APPEAR. WHEN YOU APPROACH
FLOOD WATERS MAKE THE SMART DECISION...TURN AROUND...DONT DROWN!
REPORT FLOODING TO YOUR LOCAL EMERGENCY MANAGEMENT OFFICE OR LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN LAS VEGAS.
&&
LAT...LON 3411 11659 3413 11648 3420 11644 3426 11644
3433 11648 3436 11640 3431 11622 3408 11637
3408 11644 3403 11648 3403 11661
$$
STACHELSKI
Source: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=sgx&wwa=flash%20flood%20warning
Check out http://groups.yahoo.com/group/californiadisasters/
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