Sunday, December 19, 2010

[californiadisasters] Flash Flood Warnings (12/19/10-6PM)



* FLASH FLOOD WARNING FOR...
NORTHWESTERN SAN BERNARDINO COUNTY IN SOUTHEAST CALIFORNIA...
THIS INCLUDES THE LOCATIONS OF...DAGGETT...BARSTOW...FORT IRWIN

* UNTIL 1100 PM PST

* AT 448 PM PST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
PERSISTENT MODERATE TO HEAVY RAIN OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TRONA

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 11764 3579 11763 3578 11634 3474 11644

$$

JH

FLASH FLOOD WARNING
CAC027-200645-
/O.NEW.KVEF.FF.W.0066.101220T0049Z-101220T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
449 PM PST SUN DEC 19 2010

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
WESTERN INYO COUNTY IN EASTERN CALIFORNIA...
THIS INCLUDES THE LOCATIONS OF...OLANCHA...LONE PINE...
INDEPENDENCE...BISHOP...BIG PINE...

* UNTIL 1045 PM PST

* AT 442 PM PST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH
FLOODING FROM RAINFALL IN THE EASTERN SIERRA SLOPES AND OWENS
VALLEY. WATER ABOUT A FOOT DEEP WAS FLOWING ACROSS HIGHWAY 395
IN NUMEROUS LOCATIONS THROUGHOUT INYO COUNTY AND ADDITIONAL
FLOODING IS LIKELY.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TUTTLE
CREEK CAMPGROUND...TINEMAHA CAMPGROUND...TABOOSE CREEK
CAMPGROUND...SAWMILL CREEK CAMPGROUND...PORTAGEE LAKE CAMPGROUND...
INDEPENDENCE CREEK CAMPGROUND...GOODALE CREEK CAMPGROUND...GLACIER
VIEW CAMPGROUND...DIAZ LAKE...BROWNS TOWN CAMPGROUND AND BAKER
CREEK CAMPGROUND

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 3744 11836 3707 11822 3687 11816 3581 11766
3581 11793 3596 11796 3639 11807 3716 11841
3745 11863

$$

JH

FLASH FLOOD WARNING
CAC071-200445-
/O.NEW.KSGX.FF.W.0025.101220T0045Z-101220T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN DIEGO CA
445 PM PST SUN DEC 19 2010

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
SOUTHWESTERN SAN BERNARDINO COUNTY IN SOUTHEAST CALIFORNIA...

* UNTIL 845 PM PST

* AT 430 PM PST...FLASH FLOODING WAS REPORTED ALONG LYTLE CREEK IN
THE FOOTHILLS OF THE SAN GABRIEL MOUNTAINS. LYTLE CREEK WAS
OVERFLOWING GLEN HELEN PARKWAY AT LYTLE CREEK ROAD. WATER WAS ONE
FOOT FROM OVERFLOWING THE LEVEE. DEBRIS FLOWS WERE ALSO OCCURRING
ALONG SHEEP CREEK NEAR WRIGHTWOOD AND ALONG MILL CREEK NEAR FOREST
FALLS.

* RAINFALL RATES HAVE LOCALLY EXCEEDED ONE INCH PER HOUR ON
SOUTH FACING SLOPES OF THE SAN GABRIEL AND SAN BERNARDINO
MOUNTAINS LATE THIS AFTERNOON. OCCASIONAL HEAVY RAINS WILL
CONTINUE THROUGH EARLY EVENING. LOCATIONS IN THE WARNING INCLUDE
BUT ARE NOT LIMITED TO LYTLE CREEK...WRIGHTWOOD AND DEVORE.

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.

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.

&&

LAT...LON 3436 11762 3419 11682 3406 11690 3415 11723
3414 11762

$$

MAXWELL

Source: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=vef&wwa=flash%20flood%20warning

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