Alert archive / Nevada / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 22, NWS Las Vegas, NV
NWS Las Vegas, NV issued this severe thunderstorm warning at Jul 23, 2012, 3:52 PM PDT for Lincoln County, Nye County, Nevada. It was in force for 53 min. 2 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
- Jul 23, 2012, 3:52 PM PDT (22:52 UTC)
- Expired
- Jul 23, 2012, 4:45 PM PDT
- In force
- 53 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
Counties Lincoln County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 248 km from the middle of the area, began a volume at 22:55 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 23, 4:10 PM PDT | TSTM WND GST 84 | 3 W Rachel, NV | A TRAINED WEATHER SPOTTER REPORTED THAT HIS DAVIS WEATHER STATION RECORDED A GUST TO 84 MPH AS A ROLLING WALL OF DUST IMPACTED HIS HOUSE. |
| Jul 23, 4:20 PM PDT | TSTM WND GST 59 | 4 Wnw Rachel, NV |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Las Vegas, NV (KVEF), launched 12:00Z, 10.9 hours before the alert went out and 159 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
- 177 J/kg
- Mixed-layer CIN
- -137 J/kg
- Mixed-layer LCL
- 2252 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- -22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
581
WUUS55 KVEF 232252
SVRVEF
NVC017-023-232345-
/O.NEW.KVEF.SV.W.0022.120723T2252Z-120723T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
352 PM PDT MON JUL 23 2012
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL NYE COUNTY IN SOUTH CENTRAL NEVADA...
WEST CENTRAL LINCOLN COUNTY IN SOUTH CENTRAL NEVADA...
* UNTIL 445 PM PDT.
* AT 347 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED OVER
CENTRAL NYE COUNTY...OR 23 MILES WEST OF RACHEL...AND WAS MOVING
NORTHEAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF CENTRAL NYE AND EXTREME WESTERN LINCOLN
COUNTIES INCLUDING ROUTE 375.
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 3772 11546 3751 11615 3762 11636 3805 11607
3805 11590
TIME...MOT...LOC 2251Z 229DEG 23KT 3767 11611
$$
JH2 follow-up statements
110 WWUS55 KVEF 232319 SVSVEF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 419 PM PDT MON JUL 23 2012 NVC017-023-232345- /O.CON.KVEF.SV.W.0022.000000T0000Z-120723T2345Z/ NYE NV-LINCOLN NV- 419 PM PDT MON JUL 23 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM PDT FOR WEST CENTRAL LINCOLN AND CENTRAL NYE COUNTIES... AT 418 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED OVER EAST CENTRAL NYE COUNTY...OR 16 MILES WEST OF RACHEL...AND WAS MOVING EAST AT 15 MPH. THIS STORM WILL CROSS HIGHWAY 375 NEAR THE NYE LINCOLN COUNTY LINE BETWEEN 417 PM AND 445 PM. LOCATIONS IMPACTED INCLUDE... HIGHWAY 375 IN EASTERN NYE AND WESTERN LINCOLN COUNTIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS WHICH CAN BRING DOWN TREES AND POWER LINES AND CAUSE SIGNIFICANT BLOWING DUST AND DEBRIS. IN ADDITION...HAIL AND LIGHTNING ARE LIKELY. LIGHTNING CAN KILL! TAKE COVER IN A SUBSTANTIAL SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM PASSES. REPORT SEVERE WEATHER BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG...NWSVEGAS. && LAT...LON 3770 11556 3754 11606 3773 11619 3805 11590 TIME...MOT...LOC 2317Z 253DEG 13KT 3767 11601 $$ MORGAN
985 WWUS55 KVEF 232336 SVSVEF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 436 PM PDT MON JUL 23 2012 NVC017-023-232345- /O.EXP.KVEF.SV.W.0022.000000T0000Z-120723T2345Z/ NYE NV-LINCOLN NV- 436 PM PDT MON JUL 23 2012 ...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL LINCOLN AND CENTRAL NYE COUNTIES WILL EXPIRE AT 445 PM PDT... AT 435 PM PDT...RADAR INDICATED THAT THE THUNDERSTORM HAD CROSSED HIGHWAY 375...MOVED INTO NORTHWEST LINCOLN COUNTY AND WEAKENED. THEREFORE...THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE. LAT...LON 3770 11556 3754 11606 3773 11619 3805 11590 TIME...MOT...LOC 2335Z 253DEG 13KT 3769 11593 $$ MORGAN
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 12:46 AM PDT | Flash Flood Warning | VEF | Clark | 93 min |
| Jul 23, 6:02 AM PDT | Areal Flood Advisory | VEF | Clark | 58 min |
| Jul 23, 1:11 PM PDT | Flash Flood Warning | VEF | Clark | 2 hr |
| Jul 23, 1:48 PM PDT | Areal Flood Advisory | VEF | Clark | 39 min |
Nearby
Severe Thunderstorm Warnings in Nevada, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.