Alert archive / Arizona / Flash Flood Warnings in 2005

Flash Flood Warning 65, NWS Las Vegas, NV

August 14, 2005Mohave County, Arizona; San Bernardino County, California; Clark County, Nevada

NWS Las Vegas, NV issued this flash flood warning at Aug 14, 2005, 5:45 PM MST for Mohave County, Arizona; San Bernardino County, California; Clark County, Nevada. It was in force for 2 hr. 7 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 14, 2005, 5:45 PM MST (00:45 UTC)
Expired
Aug 14, 2005, 7:45 PM MST
In force
2 hr
Issued by
NWS Las Vegas, NV
Area
Counties, with a storm outline in the text

Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV

The radar

The Las Vegas radar (KESX), 95 km from the middle of the area, began a volume at 00:48 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Aug 14, 6:05 PM MSTFLASH FLOODDesert Hills, AZ
Aug 14, 6:05 PM MSTFLASH FLOODLake Havasu City, AZHEAVY RAIN AND FLASH FLOODING REPORTED IN DESERT HILLS ARIZONA
Aug 14, 6:10 PM MSTFLASH FLOODLake Havasu City, AZ1.5 INCHES OF RAIN IN LESS THAN AN HOUR
Aug 14, 6:10 PM MSTFLASH FLOODLake Havasu City, AZHEAVY RAIN...1.5 INCHES IN LESS THAN AN HOUR...AND FLASH FLOODING REPORTED IN LAKE HAVASU CITY AREA
Aug 14, 6:10 PM MSTFLASH FLOODMohave Valley, AZ
Aug 14, 6:13 PM MSTFLASH FLOOD5 N Needles, AZHEAVY RAIN AND FLASH FLOODING REPORTED IN MOHAVE VALLEY ARIZONA
Aug 14, 6:42 PM MSTFLASH FLOODNeedles, CANORTHBOUND HIGHWAY 95 AT INTERSTATE 40 CLOSED BRIEFLY DUE TO FLASH FLOOD

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS55 KVEF 150049
FFWVEF
AZC015-CAC071-NVC003-150245-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
545 PM PDT SUN AUG 14 2005

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN MOHAVE COUNTY IN NORTHWEST ARIZONA
  EXTREME EASTERN SAN BERNARDINO COUNTY IN SOUTHEAST CALIFORNIA
  EXTREME SOUTH CENTRAL CLARK COUNTY IN SOUTHERN NEVADA

* UNTIL 745 PM PDT (745 PM MST)

* AT 538 PM PDT (538 PM MST)...NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATED FLASH FLOODING FROM AN AREA OF THUNDERSTORMS EXTENDING
  FROM SOUTH OF CAL-NEV-ARI TO LAKE HAVASU CITY. THESE STORMS ARE
  MOVING NORTH AT 10 MPH AND ARE CAPABLE OF PRODUCING ONE TO TWO 
  INCHES OF RAIN IN LESS THAN AN HOUR.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LAKE HAVASU
  CITY...NEEDLES...MOHAVE VALLEY...LAUGHLIN...BULLHEAD CITY...AND
  CAL-NEV-ARI.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF WASHES...
HIGHWAYS...UNDERPASSES AND OTHER LOW-LYING AREAS. 

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

LAT...LON 3486 11473 3443 11435 3449 11418 3492 11441 3536 11442 
3535 11493

$$

RUNK
2 follow-up statements
000
WGUS75 KVEF 150123
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
620 PM PDT SUN AUG 14 2005

AZC015-CAC071-NVC003-150245-
MOHAVE AZ-SAN BERNARDINO CA-CLARK NV-
620 PM PDT SUN AUG 14 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 745 PM PDT(745 PM MST) FOR 
EXTREME SOUTHERN CLARK...EASTERN SAN BERNARDINO AND SOUTHWESTERN 
MOHAVE COUNTIES...

AT 613 PM PDT (613 PM MST)...TRAINED WEATHER SPOTTERS REPORTED
FLOODING IN THE ARIZONA COMMUNITIES OF MOHAVE VALLEY...DESERT 
HILLS...AND LAKE HAVASU CITY. RAINFALL IS BEGINNING TO DIMINISH 
IN INTENSITY BUT RUNOFF WILL CONTINUE TO CAUSE FLOODING PROBLEMS 
IN THE AREA UNTIL AT LEAST 745 PM. 

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE 
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS 
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. 
MOVE TO HIGHER GROUND.

LAT...LON 3486 11473 3443 11435 3449 11418 3492 11441
      3535 11493

$$

RUNK
000
WGUS75 KVEF 150237
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
733 PM PDT SUN AUG 14 2005

AZC015-CAC071-NVC003-150245-
MOHAVE AZ-SAN BERNARDINO CA-CLARK NV-
733 PM PDT SUN AUG 14 2005

...FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE UNTIL 745 PM PDT 
(745 PM MST) FOR EXTREME SOUTHERN CLARK...EXTREME EASTERN SAN 
BERNARDINO AND SOUTHWESTERN MOHAVE COUNTIES...

AT 730 PM PDT (730 PM MST)...NATIONAL WEATHER SERVICE DOPPLER RADAR 
INDICATE SCATTERED THUNDERSTORMS OVER THE WARNING AREA BUT RAINFALL
COVERAGE AND INTENSITY HAVE DIMINISHED. THE THREAT OF SERIOUS  
FLOODING HAS ENDED BUT RUNOFF MAY CONTINUE TO CREATE MINOR NUISANCE 
FLOODING FOR ANOTHER COUPLE OF HOURS.

REPEATING...THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE ON
SCHEDULE AT 745 PM PDT.

LAT...LON 3486 11473 3443 11435 3449 11418 3492 11441 3535 11493

$$

RUNK

The office that day

Everything else NWS Las Vegas, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 14, 6:47 PM MSTSevere Thunderstorm WarningVEFSan Bernardino43 min
Aug 15, 2:59 PM MSTSevere Thunderstorm WarningVEFSan Bernardino46 min
Aug 15, 3:44 PM MSTSevere Thunderstorm WarningVEFSan Bernardino46 min
Aug 14, 5:45 PM MSTFlash Flood WarningVEFNye3 hr
Aug 14, 5:46 PM MSTFlash Flood WarningVEFLincoln119 min

Nearby

Flash Flood Warnings in Arizona, 2005Flash Flood Warnings in California, 2005Flash Flood Warnings in Nevada, 2005Every flash flood warning in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; radar from the NEXRAD Level II archive.