Alert archive / Arizona / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 13, NWS Las Vegas, NV

July 28, 2007Mohave County, Arizona

NWS Las Vegas, NV issued this severe thunderstorm warning at Jul 28, 2007, 5:52 PM MST for Mohave County, Arizona. It was in force for 38 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
Jul 28, 2007, 5:52 PM MST (00:52 UTC)
Expired
Jul 28, 2007, 6:30 PM MST
In force
38 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), 99 km from the middle of the area, began a volume at 00:52 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

Flgstf/Belemont, AZ (KFGZ), launched 00:00Z, 0.9 hours before the alert went out and 199 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, Flgstf/Belemont, AZ at 00:00Z on 2007-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 52 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Flgstf/Belemont, AZ at 00:00Z on 2007-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
52 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
1474 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
52 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 290053
SVRVEF
AZC015-290130-
/O.NEW.KVEF.SV.W.0013.070729T0052Z-070729T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
552 PM MST SAT JUL 28 2007

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

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

* UNTIL 630 PM MST.

* AT 541 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 6 MILES
  EAST OF NEW KINGMAN-BUTLER...AND WAS MOVING SOUTHWEST AT 15 MPH. 
  BRIEF HEAVY RAIN WILL ALSO ACCOMPANY THIS STORM AS IT MOVES THROUGH
  THE GREATER KINGMAN AREA.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  KINGMAN AROUND 610 PM MST...
  GOLDEN VALLEY AROUND 620 PM MST...

LAT...LON 3529 11379 3542 11408 3511 11434 3491 11395

$$
RUNK
2 follow-up statements
000 
WWUS55 KVEF 290123
SVSVEF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
620 PM PDT SAT JUL 28 2007

AZC015-290130-
/O.CON.KVEF.SV.W.0013.000000T0000Z-070729T0130Z/
MOHAVE AZ-
620 PM MST SAT JUL 28 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM MST
FOR CENTRAL MOHAVE COUNTY...

AT 616 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS 
LOCATED NEAR NEW KINGMAN-BUTLER...MOVING SOUTHWEST AT 15 MPH. A 
TRAINED WEATHER SPOTTER REPORTED QUARTER-SIZED HAIL 4 MILES 
NORTHEAST OF KINGMAN...ALONG WITH VERY GUSTY WINDS ESTIMATED AROUND 
40-50 MPH...AND EXTREMELY LOW VISIBILITY DUE TO BLOWING DUST.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  DOWNTOWN KINGMAN BY 625 PM MST...

LAT...LON 3529 11379 3542 11408 3511 11434 3491 11395

$$

RUNK
000 
WWUS55 KVEF 290129
SVSVEF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
629 PM PDT SAT JUL 28 2007

AZC015-290139-
/O.EXP.KVEF.SV.W.0013.000000T0000Z-070729T0130Z/
MOHAVE AZ-
629 PM MST SAT JUL 28 2007

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MOHAVE COUNTY EXPIRES
AT 630 PM MST...

STRONG GUSTY WINDS AND HEAVY RAINFALL WILL CONTINUE IN THE KINGMAN 
AREA BUT THE THREAT OF LARGE HAIL AND DAMAGING WINDS HAS ENDED. A 
FLOOD ADVISORY IS NOW IN EFFECT UNTIL 830 PM MDT.

LAT...LON 3529 11379 3542 11408 3511 11434 3491 11395

$$

RUNK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 28, 5:04 PM MSTSevere Thunderstorm WarningVEFMohave26 min
Jul 28, 6:42 PM MSTSevere Thunderstorm WarningVEFMohave63 min
Jul 28, 7:44 PM MSTSevere Thunderstorm WarningVEFMohave46 min
Jul 29, 3:14 AM MSTFlash Flood WatchVEFMohave17 hr
Jul 29, 2:34 PM MSTSevere Thunderstorm WarningVEFMohave41 min
Jul 29, 2:40 PM MSTFlash Flood WarningVEFMohave110 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2007Every severe thunderstorm warning in 2007

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.