Alert archive / Texas / Tornado Warnings in 1991
Tornado Warning 13, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at May 3, 1991, 1:05 PM CDT for Guadalupe County, Texas. It was in force for 55 min.
The area
The counties it named.
The facts
- Issued
- May 3, 1991, 1:05 PM CDT (18:05 UTC)
- Expired
- May 3, 1991, 2:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Guadalupe County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 6.1 hours before the alert went out and 214 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
- 2965 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 648 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 213 m²/s²
- 0-3 km storm-relative helicity
- 285 m²/s²
- Significant tornado parameter
- 4.9
- Supercell composite
- 23.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSAT 031806
TORSAT
TXC187-031900-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
105 PM CDT FRI MAY 3 1991
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 200 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...GUADALUPE
RADAR INDICATES THIS DANGEROUS THUNDERSTORM JUST WEST OF SEGUIN HAS
THE POTENTIAL TO PRODUCE A TORNADO. IT IS MOVING TO THE EAST AT 30
MPH. EVERYONE IN THE PATH OF THIS STORM SHOULD TAKE COVER.
IF YOU ARE IN THE PATH OF THIS STORM...GO TO A BASEMENT SHELTER OR A
CENTRAL INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUILDING.
ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING.
THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY.
YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR
SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE OFFICE.The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 10:13 AM CDT | Severe Thunderstorm Warning | EWX | Medina | 62 min |
| May 3, 10:13 AM CDT | Severe Thunderstorm Warning | EWX | Kendall | 62 min |
| May 3, 10:39 AM CDT | Severe Thunderstorm Warning | EWX | Llano | 66 min |
| May 3, 10:40 AM CDT | Severe Thunderstorm Warning | EWX | Bexar | 65 min |
| May 3, 10:57 AM CDT | Flash Flood Warning | EWX | Medina | 3 hr |
| May 3, 11:37 AM CDT | Severe Thunderstorm Warning | EWX | Bexar | 68 min |
| May 3, 11:40 AM CDT | Severe Thunderstorm Warning | EWX | Burnet | 50 min |
| May 3, 11:46 AM CDT | Severe Thunderstorm Warning | EWX | Comal | 59 min |
| May 3, 12:07 PM CDT | Severe Thunderstorm Warning | EWX | Guadalupe | 68 min |
| May 3, 1:23 PM CDT | Flash Flood Warning | EWX | Burnet, Llano | 3 hr |
| May 3, 1:43 PM CDT | Flash Flood Warning | EWX | Lampasas | 3 hr |
| May 3, 1:53 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales | 67 min |
| May 3, 3:00 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales | 30 min |
| May 3, 3:23 PM CDT | Severe Thunderstorm Warning | EWX | Lavaca | 67 min |
| May 3, 4:07 PM CDT | Severe Thunderstorm Warning | EWX | Webb | 68 min |
| May 3, 5:06 PM CDT | Severe Thunderstorm Warning | EWX | San Saba | 39 min |
| May 3, 6:24 PM CDT | Severe Thunderstorm Warning | EWX | Webb | 66 min |
| May 3, 6:45 PM CDT | Severe Thunderstorm Warning | EWX | La Salle | 60 min |
Nearby
Tornado Warnings in Texas, 1991Every tornado warning in 1991Tornadoes in 1991
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.