Alert archive / Texas / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 95, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 25, 2011, 8:18 PM CDT for Bastrop County, Fayette County, Lee County, Texas. It was in force for 42 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
- May 25, 2011, 8:18 PM CDT (01:18 UTC)
- Expired
- May 25, 2011, 9:00 PM CDT
- In force
- 42 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
Counties Bastrop County, TX, Fayette County, TX, Lee County, TX
The radar
The Ft Hood radar (KGRK), 77 km from the middle of the area, began a volume at 01:21 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 |
|---|---|---|---|
| May 25, 8:18 PM CDT | HAIL 1 | Paige, TX | |
| May 25, 8:20 PM CDT | HAIL 1.75 | Giddings, TX |
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 00:00Z, 1.3 hours before the alert went out and 281 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
- 4864 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 897 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
236
WUUS54 KEWX 260118
SVREWX
TXC021-149-287-260200-
/O.NEW.KEWX.SV.W.0095.110526T0118Z-110526T0200Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
818 PM CDT WED MAY 25 2011
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL BASTROP COUNTY...
EXTREME NORTHEASTERN FAYETTE COUNTY...
SOUTHERN LEE COUNTY...
* UNTIL 900 PM CDT.
* AT 817 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 7 MILES SOUTH OF
PAIGE...OR 8 MILES NORTHEAST OF SMITHVILLE...AND MOVING EAST AT 35
MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE GIDDINGS AND DIME BOX.
LAT...LON 3010 9713 3025 9717 3040 9678 3033 9674
3033 9669 3027 9666 3024 9672 3017 9678
3016 9674 3017 9669 3013 9665
TIME...MOT...LOC 0118Z 280DEG 29KT 3011 9709
$$2 follow-up statements
786
WWUS54 KEWX 260144
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
844 PM CDT WED MAY 25 2011
TXC021-149-287-260200-
/O.CON.KEWX.SV.W.0095.000000T0000Z-110526T0200Z/
LEE TX-BASTROP TX-FAYETTE TX-
844 PM CDT WED MAY 25 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR EXTREME NORTHEASTERN FAYETTE...EXTREME EAST CENTRAL BASTROP AND
SOUTHEASTERN LEE COUNTIES...
AT 837 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL. THIS STORM
WAS LOCATED NEAR SERBIN...OR 7 MILES SOUTH OF GIDDINGS...MOVING EAST
AT 35 MPH.
GOLFBALL SIZED HAIL WAS REPORTED IN GIDDINGS IN ASSOCIATION WITH
THIS STORM. MOTORISTS ON HIGHWAY 290 EAST OF THE INTERSECTION WITH
HIGHWAY 77 CAN EXPECT QUARTER TO GOLF BALL SIZED HAIL WITH THIS
THUNDERSTORM.
ADDITIONAL LOCATIONS IN THE WARNING AREA INCLUDE LEDBETTER AND
CARMINE.
LAT...LON 3010 9706 3029 9704 3040 9678 3033 9674
3033 9669 3027 9666 3024 9672 3017 9678
3016 9674 3017 9669 3013 9665
TIME...MOT...LOC 0142Z 280DEG 29KT 3008 9687
$$526
WWUS54 KEWX 260157
SVSEWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
857 PM CDT WED MAY 25 2011
TXC021-149-287-260207-
/O.EXP.KEWX.SV.W.0095.000000T0000Z-110526T0200Z/
LEE TX-BASTROP TX-FAYETTE TX-
857 PM CDT WED MAY 25 2011
...THE SEVERE THUNDERSTORM WARNING FOR EXTREME NORTHEASTERN
FAYETTE...EXTREME EAST CENTRAL BASTROP AND SOUTHEASTERN LEE COUNTIES
WILL BE ALLOWED TO EXPIRE AT 900 PM CDT...
THE STORM WILL BE OUT OF THE WARNED AREA BY 900 PM.
LAT...LON 3010 9706 3029 9704 3040 9678 3033 9674
3033 9669 3027 9666 3024 9672 3017 9678
3016 9674 3017 9669 3013 9665
TIME...MOT...LOC 0157Z 280DEG 29KT 3006 9673
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 8:16 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Fayette, Lee | 44 min |
| May 25, 8:56 PM CDT | Severe Thunderstorm Warning | EWX | Fayette | 19 min |
| May 25, 9:09 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Fayette, Lee | 36 min |
| May 25, 9:30 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Fayette, Lee | 30 min |
| May 25, 10:05 PM CDT | Severe Thunderstorm Warning | EWX | Fayette | 40 min |
| May 25, 10:42 PM CDT | Severe Thunderstorm Warning | EWX | Fayette | 33 min |
| May 25, 11:01 PM CDT | Severe Thunderstorm Warning | EWX | Fayette | 44 min |
| May 25, 11:41 PM CDT | Severe Thunderstorm Warning | EWX | Fayette, Lavaca | 49 min |
| May 26, 12:21 AM CDT | Severe Thunderstorm Warning | EWX | Fayette, Lavaca | 39 min |
| May 26, 12:43 AM CDT | Severe Thunderstorm Warning | EWX | Lavaca | 32 min |
| May 26, 1:09 AM CDT | Tornado Warning | EWX | Lavaca | 21 min |
| May 26, 3:16 AM CDT | Severe Thunderstorm Warning | EWX | DeWitt | 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.