Alert archive / Texas / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 74, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 14, 1992, 7:02 PM CDT for McMullen County, Texas. It was in force for 58 min.
The area
The counties it named.
The facts
- Issued
- May 14, 1992, 7:02 PM CDT (00:02 UTC)
- Expired
- May 14, 1992, 8:00 PM CDT
- In force
- 58 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County McMullen County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 0.0 hours before the alert went out and 139 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
- 2156 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 657 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 131 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 150007 SVRSAT TXC311-150100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 702 PM CDT THU MAY 14 1992 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...MCMULLEN COUNTY RADAR INDICATED A SEVERE THUNDERSTORM NEAR THE LASALLE MCMULLEN COUNTY LINE 25 MILES SOUTHEAST OF COTULLA MOVING TO THE EAST NORTHEAST AT 10 MILES AN HOUR. SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OVER 60 MPH. THESE WINDS BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES... SOMETIMES BUILDINGS. VERY LARGE HAIL CAN INJUREw ANYONE CAUGHT OUTSIDE. THIS IS A SLOW MOVING THUNDERSTORM AND IT MAY CAUSE FLOODING OF SMALL STREAMS...LOW AREAS...AND LOW WATER CROSSINGS.
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
Special weather statement, May 14, 3:02 PM CDT, 4 hours before
TXZ034-035-038-039-142100-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
300 PM CDT THU MAY 14 1992
...SHOWERS AND THUNDERSTORMS DEVELOPING OVER SOUTH CENTRAL TEXAS AND
THE TEXAS HILL COUNTRY...
AT 300 PM CDT NATIONAL WEATHER SERVICE RADAR SHOWED THUNDERSTORMS AND
SHOWERS DEVELOPING OVER MUCH OF SOUTH TEXAS INCLUDING THE TEXAS HILL
COUNTRY. THE SHOWERS WERE MOVING SLOWLY TOWARD THE NORTHEAST.
A FEW OF THE STORMS WERE PRODUCING QUITE HEAVY RAINFALL ALTHOUGH NO
SEVERE WEATHER HAS OCCURRED ACROSS THE AREA SO FAR THIS AFTERNOON.
BECAUSE OF THE SLOW MOVEMENT OF THE THUNDERSTORMS...SOME LOCALIZED
FLOODING OF LOW LYING AREAS AND LOW WATER CROSSINGS IS LIKELY.
THE STORMS ARE DEVELOPING IN VERY MOIST AND UNSTABLE AIR OVER SOUTH
TEXAS AIDED BY AFTERNOON HEATING AND WILL LIKELY CONTINUE THROUGH THE
REST OF THE AFTERNOON AND EVENING.
<
ADDITIONAL STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.Special weather statement, May 14, 3:51 PM CDT, 3 hours 11 minutes before
TXZ034-035-038-039-142200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 350 PM CDT THU MAY 14 1992 ...THUNDERSTORMS CONTINUE TO DEVELOP RAPIDLY ACROSS SOUTH CENTRAL TEXAS... AT 348 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED SCATTERED THUNDERSTORMS DEVELOPING RAPIDLY OVER PORTIONS OF SOUTH CENTRAL TEXAS FROM SAN ANTONIO TO KARNES CITY TO WEST OF BEEVILLE. OTHER WIDELY SCATTERED THUNDERSTORMS WERE FROM JUNCTION TO WEST OF SAN MARCOS. MOVEMENT OF THE STORMS WAS TOWARD THE NORTHEAST AT 10 MPH. PEA SIZE HAIL WAS REPORTED NEAR KELLY AIR FORCE BASE AS THE STORMS MOVED THROUGH THAT AREA. IN ADDITION...VERY HEAVY RAINS...STRONG AND GUSTY WINDS...AND DANGEROUS LIGHTNING CAN BE EXPECTED WITH THESE STORMS. DUE TO THE RELATIVELY SLOW MOVEMENT...SOME LOCALIZED FLOODING OF STREETS AND LOW-WATER CROSSINGS IS LIKELY. MOTORISTS SHOULD BE PREPARED FOR SLICK WET ROADS OVER PORTIONS OF THE SAN ANTONIO METRO AREA DURING THE AFTERNOON RUSH HOUR. DO NOT ATTEMPT TO DRIVE ACROSS FLOODED LOW-WATER CROSSINGS. THE THUNDERSTORMS ARE EXPECTED TO CONTINUE INCREASING THIS AFTERNOON AND EARLY EVENING DUE TO A HIGHLY MOIST AND UNSTABLE AIRMASS OVER THE REGION. STAY TUNE,D TO YOUR NOAA WEATHER RADIO...OR A LOCAL RADIO OR TV STATION FOR LATER WEATHER DEVELOPMENTS.
Special weather statement, May 14, 6:27 PM CDT, 35 minutes before
TXZ034>037-150030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 625 PM CDT THU MAY 14 1992 ...STRONG THUNDERSTORMS MOVING ACROSS THE AUSTIN METROPOLITAN AREA... ...SEVERE THUNDERSTORM WARNING FOR EASTERN LAMPASAS COUNTY HAS EXPIRED... AT 620 PM...RADAR SHOWED VERY STRONG THUNDERSTORMS...WITH VERY HEAVY RAINFALL FROM AUSTIN TO EAST OF BUDA TO LOCKHART...NEAR WAELDER...AND EAST OF SCHULENBURG. THESE THUNDERSTORMS WERE MOVING TO THwE NORTHEAST AT 15 MILES AN HOUR. WIND GUSTS TO 45 MPH...LOCALIZED FLOODING...FREQUENT LIGHTNING...AND SMALL HAIL ARE LIKELY WITH THESE STORMS. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 7:53 PM CDT | Severe Thunderstorm Warning | EWX | Bandera | 67 min |
| May 14, 8:08 PM CDT | Severe Thunderstorm Warning | EWX | La Salle | 67 min |
| May 14, 8:54 PM CDT | Severe Thunderstorm Warning | EWX | Webb | 66 min |
| May 14, 9:24 PM CDT | Severe Thunderstorm Warning | EWX | La Salle | 66 min |
| May 14, 10:03 PM CDT | Severe Thunderstorm Warning | EWX | Webb | 57 min |
| May 14, 11:01 PM CDT | Severe Thunderstorm Warning | EWX | Webb | 59 min |
| May 15, 12:09 AM CDT | Flash Flood Warning | EWX | Webb | 3 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 1992Every severe thunderstorm warning in 1992
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.