Alert archive / Arizona / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 29, NWS Las Vegas, NV
NWS Las Vegas, NV issued this severe thunderstorm warning at Aug 3, 2012, 5:38 PM MST for Mohave County, Arizona. It was in force for 37 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 3, 2012, 5:38 PM MST (00:38 UTC)
- Expired
- Aug 3, 2012, 6:15 PM MST
- In force
- 37 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
County Mohave County, AZ
The radar
The Cedar City radar (KICX), 86 km from the middle of the area, began a volume at 00:41 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, 0.6 hours before the alert went out and 198 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.
- Mixed-layer CAPE
- 392 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 2246 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
096 WUUS55 KVEF 040038 SVRVEF AZC015-040115- /O.NEW.KVEF.SV.W.0029.120804T0038Z-120804T0115Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 538 PM MST FRI AUG 3 2012 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN MOHAVE COUNTY IN NORTHWEST ARIZONA... * UNTIL 615 PM MST. * AT 532 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR PIPE SPRING...OR 16 MILES SOUTHEAST OF COLORADO CITY ALONG STATE ROUTE 389 BETWEEN MILE MARKERS 11 AND 25. THE STORM IS NEARLY STATIONARY. * LOCATIONS IMPACTED INCLUDE...PIPE SPRING AND PORTIONS OF STATE ROUTE 389 BETWEEN MILE MARKERS 11 AND 25. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS WHICH CAN BRING DOWN TREES AND POWER LINES AND CAUSE SIGNIFICANT BLOWING DUST AND DEBRIS. IN ADDITION...HAIL AND LIGHTNING ARE LIKELY. LIGHTNING CAN KILL! TAKE COVER IN A SUBSTANTIAL SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM PASSES. REPORT SEVERE WEATHER BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG...NWSVEGAS. && LAT...LON 3677 11290 3693 11287 3689 11260 3674 11268 TIME...MOT...LOC 0036Z 108DEG 3KT 3683 11278 $$ KENNEDY
2 follow-up statements
112 WWUS55 KVEF 040101 SVSVEF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 601 PM MST FRI AUG 3 2012 AZC015-040115- /O.CON.KVEF.SV.W.0029.000000T0000Z-120804T0115Z/ MOHAVE AZ- 601 PM MST FRI AUG 3 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MST FOR NORTHEASTERN MOHAVE COUNTY... AT 553 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR PIPE SPRING NATIONAL MONUMENT OR 16 MILES SOUTHEAST OF COLORADO CITY ALONG STATE ROUTE 389 BETWEEN MILE MARKERS 11 AND 25. ALTHOUGH THIS STORM IS SLOWLY DRIFTING SOUTH OF ROUTE 389...VERY STRONG WINDS WILL IMPACT THE SURROUNDING AREAS...AND ALSO RESULT IN DANGEROUS CROSSWINDS ALONG ROUTE 389. LOCATIONS IMPACTED INCLUDE... PIPE SPRING...KAIBAB CAMPGROUND...AND PORTIONS OF STATE ROUTE 389 BETWEEN MILE MARKERS 11 AND 25. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS WHICH CAN BRING DOWN TREES AND POWER LINES AND CAUSE SIGNIFICANT BLOWING DUST AND DEBRIS. IN ADDITION...HAIL AND LIGHTNING ARE LIKELY. LIGHTNING CAN KILL! TAKE COVER IN A SUBSTANTIAL SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM PASSES. REPORT SEVERE WEATHER BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG...NWSVEGAS. && LAT...LON 3677 11290 3693 11287 3689 11260 3674 11268 TIME...MOT...LOC 0056Z 108DEG 3KT 3684 11280 $$ KENNEDY
936 WWUS55 KVEF 040113 RRA SVSVEF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 613 PM MST FRI AUG 3 2012 AZC015-040120- /O.EXP.KVEF.SV.W.0029.000000T0000Z-120804T0115Z/ MOHAVE AZ- 613 PM MST FRI AUG 3 2012 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MOHAVE COUNTY NEAR PIPE SPRING NATIONAL MONUMENT WILL EXPIRE AT 615 PM MST. ALTHOUGH THE THREAT OF SEVERE WEATHER HAS ENDED...MOTORISTS ALONG STATE ROUTE 389 SOUTH OF COLORADO CITY SHOULD BE ALERT FOR STRONG CROSSWINDS THROUGH 630 PM MST. LAT...LON 3677 11290 3693 11287 3689 11260 3674 11268 TIME...MOT...LOC 0110Z 108DEG 3KT 3684 11281 $$ KENNEDY
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 9:09 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 51 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2012Every severe thunderstorm warning in 2012
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.