Alert archive / Texas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 89, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 14, 2012, 2:12 AM CDT for Val Verde County, Texas. It was in force for 63 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
- May 14, 2012, 2:12 AM CDT (07:12 UTC)
- Expired
- May 14, 2012, 3:15 AM CDT
- In force
- 63 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
County Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 132 km from the middle of the area, began a volume at 07:14 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
Del Rio, TX (KDRT), launched 00:00Z, 7.2 hours before the alert went out and 81 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
- 34 J/kg
- Mixed-layer CIN
- -193 J/kg
- Mixed-layer LCL
- 2008 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- -57 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
699
WUUS54 KEWX 140712
SVREWX
TXC465-140815-
/O.NEW.KEWX.SV.W.0089.120514T0712Z-120514T0815Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
212 AM CDT MON MAY 14 2012
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
VAL VERDE COUNTY...
* UNTIL 315 AM CDT.
* AT 206 AM CDT...NWS METEOROLOGISTS HAVE DETECTED A LINE OF SEVERE
THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN EXCESS OF
70 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 27
MILES NORTHWEST OF PANDALE TO 19 MILES WEST OF PANDALE TO 21 MILES
NORTHWEST OF PUMPVILLE TO 34 MILES WEST OF PUMPVILLE...OR ALONG A
LINE EXTENDING FROM 15 MILES SOUTH OF SHEFFIELD TO 32 MILES
NORTHWEST OF LANGTRY TO 34 MILES NORTHWEST OF LANGTRY TO 47 MILES
NORTHWEST OF LANGTRY...AND MOVING SOUTHEAST AT 45 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE OSMAN...SHUMLA...SEMINOLE
CANYON STATE PARK AND COMSTOCK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 3030 10176 3030 10145 3002 10107 2965 10114
2957 10132 2964 10131 2964 10136 2973 10141
2977 10147 2975 10154 2979 10155 2976 10157
2974 10165 2978 10177
TIME...MOT...LOC 0712Z 311DEG 39KT 3044 10178 3016 10181
3009 10196 3006 10222
$$1 follow-up statement
590
WWUS54 KEWX 140743
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
243 AM CDT MON MAY 14 2012
TXC465-140815-
/O.CON.KEWX.SV.W.0089.000000T0000Z-120514T0815Z/
VAL VERDE TX-
243 AM CDT MON MAY 14 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 AM CDT
FOR VAL VERDE COUNTY...
AT 240 AM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A LINE OF
SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN EXCESS
OF 70 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 6
MILES NORTH OF HACKBERRY CROSSING TO 8 MILES NORTHWEST OF PUMPVILLE
TO 20 MILES WEST OF PUMPVILLE TO 34 MILES SOUTHWEST OF PUMPVILLE...OR
ALONG A LINE EXTENDING FROM 28 MILES SOUTH OF SHEFFIELD TO 21 MILES
NORTHWEST OF LANGTRY TO 29 MILES WEST OF LANGTRY TO 41 MILES WEST OF
LANGTRY...MOVING SOUTHEAST AT 40 MPH.
SOME LOCATIONS IN THE WARNING AREA INCLUDE PANDALE...OSMAN...BAKERS
CROSSING...SHUMLA...SEMINOLE CANYON STATE PARK AND COMSTOCK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
&&
LAT...LON 3030 10176 3030 10145 3002 10107 2965 10114
2957 10132 2964 10131 2964 10136 2973 10141
2977 10147 2975 10154 2979 10155 2976 10157
2974 10165 2978 10177
TIME...MOT...LOC 0743Z 311DEG 39KT 3029 10163 2997 10182
2982 10203 2968 10220
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 3:08 AM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 67 min |
| May 14, 11:41 AM CDT | Flash Flood Watch | EWX | Bandera, Dimmit, Edwards, Frio, Kerr, Kinney and 6 more | 12 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 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.