Alert archive / Texas / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 133, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jul 23, 2003, 12:05 PM CDT for Bastrop County, Texas. It was in force for 40 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
- Jul 23, 2003, 12:05 PM CDT (17:05 UTC)
- Expired
- Jul 23, 2003, 12:45 PM CDT
- In force
- 40 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Bastrop County, TX
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 5.1 hours before the alert went out and 272 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
- 2698 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 602 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- -72 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- -0.4
- Supercell composite
- -2.5
The text
As transmitted, in the capitals the NWS used until 2016.
375
WUUS54 KEWX 231705
SVRSAT
TXC021-231745-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1205 PM CDT WED JUL 23 2003
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
BASTROP
* UNTIL 1245 PM CDT
* AT 1205 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 15 MILES NORTHEAST OF CIRCLE D-KC ESTATES...OR
ABOUT 7 MILES SOUTHWEST OF LEXINGTON...MOVING SOUTHWEST AT 20 MPH.
* THE SEVERE THUNDERSTORM WILL BE...
OVER CIRCLE D-KC ESTATES AT 1235 PM
3 MILES NORTHEAST OF BASTROP AT 1240 PM
LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE WITH THIS SEVERE
THUNDERSTORM. IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN
A GARAGE AND MOVE TO A SUBSTANTIAL SHELTER.
LAT...LON 3037 9735 3026 9713 3010 9710 2986 9732
3009 9754
$$What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 23, 12:05 PM CDT, 0 minutes earlier.
Area forecast discussion, Jul 23, 12:05 PM CDT, 0 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1205 PM CDT WED JUL 23 2003 OUTFLOW BNDRY FROM NORTH AND NORTHEAST CONTINUES TO MOVE SOUTH AND SOUTHWEST...CAUSING AN INCREASING CHC OF RAIN FROM SHRA AND TSRA. INCREASED CHC OF RAIN IN 1205 PM ZONE FORECAST UPDATE...AND CONTD SOME PSBLY SVR EAST PART OF CWA FOR THE AFTN AND PSBLY PART OF EARLY EVE. THURSDAY WEATHER PATTERN CONTINUES TO SHOW HIGH ALOFT BUILDING OVER AREA FROM THE WEST AND NORTHWEST...WITH SOME MARGINAL INSTABILITY OVER THE EAST PART OF SOUTH CENTRAL TEXAS. WILL CONT TO SHOW A SLGT CHANCE OF SHRA/TSRA FOR EAST AND SOUTHEAST PART OF SOUTH CENTRAL TEXAS FOR THURSDAY. 08/01/WR PREVIOUS DISCUSSION... NEW MESO ETA INDICATES WEAK FRONT WILL REMAIN NORTH OF CWA AND THEN DISSIPATE. FOCUS FOR PRECIP WILL BE MCS AND ATTENDANT OUTFLOW BOUNDARIES MOVING DOWN FROM NE TEXAS. WILL MAINTAIN POPS AS PREVIOUSLY MENTIONED. MESO ETA AND GFS HAVE WEAK FRONT SAGGING SOUTH INTO NE CWA BY NOON AND INTO CENTRAL ZONES BY LATE AFTERNOON. FRONT BECOMES DIFFUSE TONIGHT. WILL GO WITH SPC OUTLOOK AND INCLUDE SOME SEVERE THUNDERSTORMS POSSIBLE EAST AND CENTRAL THIS AFTERNOON AND EVENING WITH DOWN BURST WINDS THE MAIN THREAT. POPS LIMITED TO SEA BREEZE ACTIVITY MAINLY SE THURSDAY THROUGH TUESDAY. TEMPS A BIT COOLER MAINLY NORTH NEXT COUPLE OF DAYS WITH VALUES CLOSE TO MAV GUIDANCE. BACK TO NEAR SEASONAL NORMALS FRIDAY. PRELIMS... AUS 090 069 095 070 6100 DRT 097 074 098 076 2200 SAT 091 073 094 074 5100 .EWX...NONE. 3/6
Hazardous weather outlook, Jul 23, 5:22 AM CDT, 6 hours 43 minutes before
TXZ171>173-183>194-202>209-217>225-228-241100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 522 AM CDT WED JUL 23 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE...TODAY...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND THIS EVENING. THE THREAT AREA IS ALONG AND EAST OF A LINE FROM CUERO TO SAN ANTONIO TO LBJ STATE PARK TO GRANGER LAKE. THE THUNDERSTORMS WILL HAVE THE POTENTIAL TO PRODUCE DAMAGING WINDS. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 11:24 AM CDT | Severe Thunderstorm Warning | EWX | Lee | 51 min |
| Jul 23, 1:26 PM CDT | Severe Thunderstorm Warning | EWX | Blanco | 64 min |
| Jul 23, 2:03 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie | 57 min |
| Jul 23, 2:39 PM CDT | Severe Thunderstorm Warning | EWX | Kendall | 51 min |
| Jul 23, 3:09 PM CDT | Severe Thunderstorm Warning | EWX | Bandera | 66 min |
| Jul 23, 3:18 PM CDT | Severe Thunderstorm Warning | EWX | Real | 57 min |
| Jul 23, 4:44 PM CDT | Flash Flood Warning | EWX | Val Verde | 2 hr |
| Jul 23, 4:51 PM CDT | Severe Thunderstorm Warning | EWX | Kinney, Uvalde | 54 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2003Every severe thunderstorm warning in 2003
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.