Alert archive / Texas / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 5, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 26, 2011, 8:54 PM CDT for Blanco County, Gillespie County, Kendall County, Texas. It was in force for 51 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
- Mar 26, 2011, 8:54 PM CDT (01:54 UTC)
- Expired
- Mar 26, 2011, 9:45 PM CDT
- In force
- 51 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
Counties Blanco County, TX, Gillespie County, TX, Kendall County, TX
The radar
The Austin/San Antonio radar (KEWX), 72 km from the middle of the area, began a volume at 01:54 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 |
|---|---|---|---|
| Mar 26, 8:59 PM CDT | HAIL 1 | 3 Sse Bankersmith, TX |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 1.9 hours before the alert went out and 223 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4761 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
361
WUUS54 KEWX 270154
SVREWX
TXC031-171-259-270245-
/O.NEW.KEWX.SV.W.0005.110327T0154Z-110327T0245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
854 PM CDT SAT MAR 26 2011
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN BLANCO COUNTY...
SOUTHEASTERN GILLESPIE COUNTY...
NORTHERN KENDALL COUNTY...
* UNTIL 945 PM CDT.
* AT 850 PM CDT...NWS METEOROLOGISTS HAVE DETECTED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
GRAPETOWN...OR 9 MILES SOUTHEAST OF FREDERICKSBURG...AND MOVING
SOUTHEAST AT 30 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE WARING...SISTERDALE...
FLUGRATH AND KENDALIA.
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 3004 9841 2991 9849 2987 9873 3003 9888
3016 9893 3026 9880
TIME...MOT...LOC 0154Z 312DEG 26KT 3013 9878
$$3 follow-up statements
990
WWUS54 KEWX 270205
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
905 PM CDT SAT MAR 26 2011
TXC031-171-259-270245-
/O.CON.KEWX.SV.W.0005.000000T0000Z-110327T0245Z/
GILLESPIE TX-BLANCO TX-KENDALL TX-
905 PM CDT SAT MAR 26 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR NORTHERN KENDALL...SOUTHWESTERN BLANCO AND SOUTHEASTERN GILLESPIE
COUNTIES...
AT 903 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES SOUTHEAST
OF BANKERSMITH...OR 13 MILES NORTHEAST OF COMFORT...MOVING SOUTHEAST
AT 30 MPH.
SOME LOCATIONS IN THE WARNING AREA INCLUDE WARING...SISTERDALE...
CROWN AND KENDALIA. THIS STORM HAS A HISTORY OF PRODUCING HAIL TO
THE SIZE OF GOLFBALLS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
&&
LAT...LON 2998 9883 3015 9882 3023 9877 3004 9841
2991 9849 2987 9873
TIME...MOT...LOC 0204Z 312DEG 26KT 3008 9872
$$295
WWUS54 KEWX 270229
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
929 PM CDT SAT MAR 26 2011
TXC031-171-259-270245-
/O.CON.KEWX.SV.W.0005.000000T0000Z-110327T0245Z/
GILLESPIE TX-BLANCO TX-KENDALL TX-
929 PM CDT SAT MAR 26 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR NORTHEASTERN KENDALL...SOUTHWESTERN BLANCO AND SOUTHEASTERN
GILLESPIE COUNTIES...
AT 924 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR KENDALIA...OR
12 MILES SOUTHWEST OF BLANCO...MOVING SOUTHEAST AT 30 MPH.
THE SEVERE THUNDERSTORM WILL AFFECT TRAVELERS ALONG FM ROAD 473
FROM JUST EAST OF SISTERDALE TO 5 MILES EAST OF KENDALIA THROUGH 945
PM.
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 3008 9872 3018 9867 3004 9841 2991 9849
2988 9868
TIME...MOT...LOC 0227Z 309DEG 26KT 2996 9854
$$074
WWUS54 KEWX 270235
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
935 PM CDT SAT MAR 26 2011
TXC031-171-259-270245-
/O.CON.KEWX.SV.W.0005.000000T0000Z-110327T0245Z/
GILLESPIE TX-BLANCO TX-KENDALL TX-
935 PM CDT SAT MAR 26 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR NORTHEASTERN KENDALL...SOUTHWESTERN BLANCO AND EXTREME
SOUTHEASTERN GILLESPIE COUNTIES...
AT 933 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH.
THIS STORM WAS LOCATED NEAR KENDALIA...OR 10 MILES SOUTHWEST OF
BLANCO...MOVING SOUTHEAST AT 25 MPH.
THE SEVERE THUNDERSTORM IS WEAKENING AND COULD FALL BELOW SEVERE
LEVELS BY 945 PM WHEN THE WARNING EXPIRES. HAIL TO MARBLE SIZE
REMAINS POSSIBLE WITH THIS STORM.
LAT...LON 2992 9865 3007 9870 3015 9862 3004 9841
2991 9849
TIME...MOT...LOC 0235Z 299DEG 23KT 2997 9850
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 7:54 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie | 51 min |
| Mar 26, 8:30 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie, Kendall, Kerr | 48 min |
| Mar 26, 9:52 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie | 44 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2011Every severe thunderstorm warning in 2011
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.