Alert archive / Texas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 1, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jan 24, 2012, 12:06 PM CST for Fayette County, Texas. It was in force for 24 min. 1 report 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
- Jan 24, 2012, 12:06 PM CST (18:06 UTC)
- Expired
- Jan 24, 2012, 12:30 PM CST
- In force
- 24 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
County Fayette County, TX
The radar
The Ft Hood radar (KGRK), 104 km from the middle of the area, began a volume at 18:07 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 |
|---|---|---|---|
| Jan 24, 12:19 PM CST | HAIL 0.5 | 6 Nne Fayetteville, TX | MARBLE SIZE HAIL NEAR FAYETTEVILLE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 6.1 hours before the alert went out and 266 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
- 966 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 451 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 212 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
505
WUUS54 KEWX 241806
SVREWX
TXC149-241830-
/O.NEW.KEWX.SV.W.0001.120124T1806Z-120124T1830Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1206 PM CST TUE JAN 24 2012
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN FAYETTE COUNTY...
* UNTIL 1230 PM CST.
* AT 1158 AM CST...NWS METEOROLOGISTS HAVE DETECTED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM
WAS LOCATED 9 MILES SOUTHEAST OF ROUND TOP...OR 16 MILES EAST OF LA
GRANGE...AND MOVING NORTH AT 30 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE WINEDALE AND CARMINE.
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 2992 9660 2993 9673 3016 9672 3017 9668
3015 9665 3011 9663 3008 9663 3006 9661
2997 9657 2995 9657
TIME...MOT...LOC 1806Z 186DEG 27KT 3002 9662
$$2 follow-up statements
988
WWUS54 KEWX 241815
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1215 PM CST TUE JAN 24 2012
TXC149-241830-
/O.CON.KEWX.SV.W.0001.000000T0000Z-120124T1830Z/
FAYETTE TX-
1215 PM CST TUE JAN 24 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 PM CST
FOR NORTHEASTERN FAYETTE COUNTY...
AT 1215 PM CST...NWS METEOROLOGISTS CONTINUED TO DETECT A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS
LOCATED NEAR WINEDALE...OR 18 MILES NORTHEAST OF LA GRANGE...MOVING
NORTH AT 30 MPH.
SOME LOCATIONS IN THE WARNING AREA INCLUDE CARMINE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
&&
LAT...LON 2992 9660 2994 9669 3016 9669 3017 9668
3015 9665 3011 9663 3008 9663 3006 9661
2997 9657 2995 9657
TIME...MOT...LOC 1815Z 186DEG 27KT 3009 9661
$$439
WWUS54 KEWX 241832
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1232 PM CST TUE JAN 24 2012
TXC149-241841-
/O.EXP.KEWX.SV.W.0001.000000T0000Z-120124T1830Z/
FAYETTE TX-
1232 PM CST TUE JAN 24 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN FAYETTE COUNTY
HAS EXPIRED...
THE THUNDERSTORM THAT PROMPTED THE WARNING HAS MOVED OUT OF FAYETTE
COUNTY.
LAT...LON 2992 9660 2994 9669 3016 9669 3017 9668
3015 9665 3011 9663 3008 9663 3006 9661
2997 9657 2995 9657
TIME...MOT...LOC 1815Z 186DEG 27KT 3009 9661
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 24, 1:12 PM CST | Severe Thunderstorm Warning | EWX | Hays, Travis | 26 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.