Alert archive / Texas / Tornado Warnings in 1990
Tornado Warning 14, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Sep 1, 1990, 3:25 PM CDT for Bexar County, Texas. It was in force for 50 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 1, 1990, 3:25 PM CDT (20:25 UTC)
- Expired
- Sep 1, 1990, 4:15 PM CDT
- In force
- 50 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Bexar County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 1, 3:35 PM CDT | Hail 0.75 | Bexar, TX | |
| Sep 1, 3:55 PM CDT | Thunderstorm Wind 50 | Bexar, TX |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 8.4 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
- 1209 J/kg
- Mixed-layer CIN
- -122 J/kg
- Mixed-layer LCL
- 1089 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -1.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSAT 012026
TORSAT
TXC029-012115-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
325 PM CDT SAT SEP 1 1990
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 415 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...BEXAR
A TORNADO WAS SPOTTED BY THE PUBLIC IN THE SCHERTZ AREA. THIS STORM IS
MOVING TO THE SOUTHWEST AT ABOUT 10 MPH. THIS PATH WILL TAKE IT ACROSS
SAN ANTONIO WITHIN THE NEXT HALF HOUR.
THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY.
LARGE HAIL...FREQUENT LIGHTNING AND VERY HEAVY RAIN WILL LIKELY
ACCOMPANY THIS STORM.
YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RXELAY 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 |
|---|---|---|---|---|
| Aug 31, 7:47 PM CDT | Severe Thunderstorm Warning | EWX | Jackson, Victoria | 58 min |
| Aug 31, 8:05 PM CDT | Severe Thunderstorm Warning | EWX | DeWitt | 55 min |
| Aug 31, 8:06 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales, Karnes | 69 min |
| Aug 31, 8:42 PM CDT | Severe Thunderstorm Warning | EWX | Wilson | 48 min |
| Aug 31, 9:41 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 49 min |
| Sep 1, 1:29 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 46 min |
| Sep 1, 2:12 PM CDT | Severe Thunderstorm Warning | EWX | Travis | 48 min |
| Sep 1, 2:14 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales, Karnes | 61 min |
| Sep 1, 2:41 PM CDT | Severe Thunderstorm Warning | EWX | Wilson | 64 min |
| Sep 1, 3:14 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales | 46 min |
| Sep 1, 3:17 PM CDT | Severe Thunderstorm Warning | EWX | Burnet | 58 min |
| Sep 1, 3:47 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa | 43 min |
| Sep 1, 4:09 PM CDT | Severe Thunderstorm Warning | EWX | Hays, Travis | 66 min |
| Sep 1, 4:34 PM CDT | Severe Thunderstorm Warning | EWX | Lampasas | 41 min |
| Sep 1, 5:00 PM CDT | Severe Thunderstorm Warning | EWX | Medina, Uvalde | 45 min |
| Sep 1, 5:20 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 40 min |
| Sep 1, 5:47 PM CDT | Severe Thunderstorm Warning | EWX | Medina | 43 min |
| Sep 1, 6:11 PM CDT | Severe Thunderstorm Warning | EWX | Uvalde | 49 min |
Nearby
Tornado Warnings in Texas, 1990Every tornado warning in 1990Tornadoes in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.