Alert archive / Arizona / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 49, NWS Las Vegas, NV

August 1, 2005Mohave County, Arizona

NWS Las Vegas, NV issued this severe thunderstorm warning at Aug 1, 2005, 7:09 PM MST for Mohave County, Arizona. It was in force for 70 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 1, 2005, 7:09 PM MST (02:09 UTC)
Expired
Aug 1, 2005, 8:19 PM MST
In force
70 min
Issued by
NWS Las Vegas, NV
Area
Counties, with a storm outline in the text

County Mohave County, AZ

The radar

The Las Vegas radar (KESX), 187 km from the middle of the area, began a volume at 02:12 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.

The nearest sounding before it

Phoenix, AZ (KPSR), launched 00:00Z, 2.2 hours before the alert went out and 190 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Phoenix, AZ at 00:00Z on 2005-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 262 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Phoenix, AZ at 00:00Z on 2005-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -25 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
262 J/kg
Mixed-layer CIN
-182 J/kg
Mixed-layer LCL
2498 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-25 m²/s²
0-3 km storm-relative helicity
-13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS55 KVEF 020210
SVRVEF
AZC015-020315-
/O.NEW.KVEF.SV.W.0049.050802T0209Z-050802T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
709 PM PDT MON AUG 1 2005

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EXTREME SOUTH CENTRAL MOHAVE COUNTY IN NORTHWEST ARIZONA

* UNTIL 815 PM PDT(815 PM MST)

* AT 659 PM PDT(659 PM MST)...NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DIME SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS     
  LOCATED OVER EXTREME SOUTHEASTERN MOHAVE COUNTY NEAR ALAMO STATE
  PARK...OR ABOUT 30 MILES SOUTH OF WIKIEUP...AND MOVING SOUTH AT 5  
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RURAL SOUTHERN MOHAVE COUNTY AT 720 PM PDT(720 PM MST)

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 3435 11401 3421 11403 3427 11330 3440 11330

$$

PIERCE
3 follow-up statements
000 
WWUS55 KVEF 020227
SVSVEF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
727 PM PDT MON AUG 1 2005

AZC015-020315-
/O.CON.KVEF.SV.W.0049.000000T0000Z-050802T0315Z/
MOHAVE AZ-
727 PM PDT MON AUG 1 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 815 PM PDT(815 PM
MST) FOR EXTREME SOUTH CENTRAL MOHAVE COUNTY...

AT 726 PM PDT(726 PM MST)...NATIONAL WEATHER SERVICE DOPPLER RADAR
CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DIME
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS 
LOCATED ALONG THE MOHAVE/LA PAZ COUNTY LINE NEAR ALAMO DAM STATE 
PARK...OR ABOUT 31 MILES EAST OF PARKER DAM...MOVING SOUTH AT 5 
MPH.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 3435 11401 3421 11403 3427 11330 3440 11330

$$

PIERCE
000 
WWUS55 KVEF 020303
SVSVEF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
802 PM PDT MON AUG 1 2005

AZC015-020315-
/O.CON.KVEF.SV.W.0049.000000T0000Z-050802T0315Z/
MOHAVE AZ-
802 PM PDT MON AUG 1 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 815 PM PDT(815 PM
MST) FOR EXTREME SOUTH CENTRAL MOHAVE COUNTY...

AT 751 PM PDT(751 PM MST)...NATIONAL WEATHER SERVICE DOPPLER RADAR
CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DIME
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED OVER EXTREME SOUTH CENTRAL MOHAVE COUNTY...OR ABOUT 19 MILES
EAST OF PARKER DAM...MOVING NORTHWEST AT 10 MPH.

THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 3435 11401 3421 11403 3427 11330 3440 11330

$$

PIERCE
000 
WWUS55 KVEF 020319
SVSVEF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
816 PM PDT MON AUG 1 2005

AZC015-020326-
/O.EXP.KVEF.SV.W.0049.000000T0000Z-050802T0315Z/
MOHAVE AZ-
816 PM PDT MON AUG 1 2005

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME SOUTH CENTRAL MOHAVE
COUNTY EXPIRED AT 815 PM PDT(815 PM MST)...

THE SEVERE THUNDERSTORM THAT WAS EAST OF PARKER DAM ALONG THE 
MOHAVE/LA PAZ COUNTY LINE HAS WEAKENED.

ISOLATED STRONG THUNDERSTORMS WILL CONTINUE THROUGH 930 PM IN 
SOUTHWEST MOHAVE COUNTY NEAR LAKE HAVASU CITY. THESE STORMS ARE 
CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH...HEAVY RAIN AND CLOUD TO 
GROUND LIGHTNING. SEEK SHELTER INDOORS WHEN THESE STORMS APPROACH.


LAT...LON 3435 11401 3421 11403 3427 11330 3440 11330

$$

PIERCE

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 8:49 PM MSTSevere Thunderstorm WarningVEFMohave44 min
Aug 1, 10:29 PM MSTFlash Flood WarningVEFMohave2 hr
Aug 2, 1:06 PM MSTFlash Flood WarningVEFMohave114 min
Aug 2, 1:23 PM MSTFlash Flood WarningVEFMohave2 hr
Aug 2, 1:36 PM MSTSevere Thunderstorm WarningVEFMohave41 min
Aug 2, 2:56 PM MSTSevere Thunderstorm WarningVEFMohave25 min
Aug 2, 4:54 PM MSTSevere Thunderstorm WarningVEFMohave36 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2005Every severe thunderstorm 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.