Alert archive / Texas / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 43, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 14, 1991, 2:56 AM CDT for 5 counties in Texas. It was in force for 64 min. 1 report 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
- Apr 14, 1991, 2:56 AM CDT (07:56 UTC)
- Expired
- Apr 14, 1991, 4:00 AM CDT
- In force
- 64 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Bandera County, TX, Frio County, TX, Medina County, TX, Uvalde County, TX, Zavala County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 14, 3:15 AM CDT | Hail 2 | Zavala, 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 00:00Z, 7.9 hours before the alert went out and 262 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
- 3709 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 968 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 1.6
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Local storm report, Apr 13, 9:24 PM CDT, 5 hours 32 minutes before
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</html>Special weather statement, Apr 14, 2:22 AM CDT, 34 minutes before
TXZ034>030-140900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 220 AM CDT SUN APR 14 1991 ...THUNDERSTORM DEVELOPING RAPIDLY OVER THE HILL COUNTRY... AT 210 AM CDT AUSTIN RADAR INDICATED THUNDERSTORMS DEVELOPING RAPIDLY FROM KERVILLE WEST TO UVALDE. SOME OF THE THUNDERSTORMS ARE STRONG AND COULD PRODUCE STRONG WINDS AND HAIL. THESE STORMS COULD MOVE INTO GILLESPIE AND BLANCO COUNTIES IN THE NEXT HOUR. STAY IN TOUCH OF RAPVIDLY CHANGING WEATHER CONDITIONS AND FOR LATER STATEMENTS AND POSSIBLE WARNINGS. RVL
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 7:17 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Lee | 58 min |
| Apr 13, 7:55 PM CDT | Severe Thunderstorm Warning | EWX | Fayette | 65 min |
| Apr 13, 8:51 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Fayette | 69 min |
| Apr 13, 9:56 PM CDT | Severe Thunderstorm Warning | EWX | Fayette | 64 min |
| Apr 14, 2:29 AM CDT | Severe Thunderstorm Warning | EWX | Kerr | 61 min |
| Apr 14, 3:17 AM CDT | Severe Thunderstorm Warning | EWX | Blanco, Gillespie | 58 min |
| Apr 14, 3:29 AM CDT | Severe Thunderstorm Warning | EWX | Bexar, Comal, Kendall | 61 min |
| Apr 14, 3:58 AM CDT | Severe Thunderstorm Warning | EWX | Hays | 62 min |
| Apr 14, 4:41 AM CDT | Severe Thunderstorm Warning | EWX | Travis | 64 min |
| Apr 14, 4:58 AM CDT | Severe Thunderstorm Warning | EWX | Hays | 47 min |
| Apr 14, 5:13 AM CDT | Severe Thunderstorm Warning | EWX | Milam | 62 min |
| Apr 14, 5:38 AM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Caldwell | 52 min |
| Apr 14, 6:15 AM CDT | Severe Thunderstorm Warning | EWX | Fayette | 45 min |
| Apr 14, 6:27 AM CDT | Severe Thunderstorm Warning | EWX | Lavaca | 63 min |
| Apr 14, 1:33 PM CDT | Severe Thunderstorm Warning | EWX | Victoria | 57 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1991Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.