Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 92, NWS Austin/San Antonio, TX

May 26, 1992Maverick County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 26, 1992, 11:07 PM CDT for Maverick County, Texas. It was in force for 68 min.

The area

The counties it named.

The facts

Issued
May 26, 1992, 11:07 PM CDT (04:07 UTC)
Expired
May 27, 1992, 12:15 AM CDT
In force
68 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Maverick County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 4.1 hours before the alert went out and 86 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.

Skew-T log-pSkew-T log-p diagram, Del Rio, TX at 00:00Z on 1992-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 703 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 00:00Z on 1992-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
703 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1524 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSAT 270409
SVRSAT
TXC323-270515-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1107 PM CDT TUE MAY 26 1992
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH TEXAS
 
   ...MAVERICK COUNTY
 
RADAR HAS INDICATED A SEVERE THUNDERSTORM IN MEXICO MOVING RAPIDLY
SOUTHEASTWARD INTO THE NORTHWEST CORNER OF MAVERICK COUNTY AT 35 MPH.
THIS STORM WILL MOVE OVER QUEMADO...U.S. HWY 277...FM 1908 AND HWY
131.
 
SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OVER 60 MPH.  THESE WINDS
BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMnES...
SOMETIMES BUILDINGS.  VERY LARGE HAIL CAN INJURE ANYONE CAUGHT
OUTSIDE.

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 27, 1:46 AM CDTFlash Flood WarningEWXBexar4 hr
May 27, 5:32 AM CDTFlash Flood WarningEWXBexar3 hr
May 27, 3:52 PM CDTSevere Thunderstorm WarningEWXLlano53 min
May 27, 4:24 PM CDTSevere Thunderstorm WarningEWXLlano, San Saba66 min
May 27, 4:28 PM CDTTornado WarningEWXBlanco47 min
May 27, 4:34 PM CDTSevere Thunderstorm WarningEWXBurnet41 min
May 27, 5:15 PM CDTTornado WarningEWXBlanco30 min
May 27, 5:18 PM CDTSevere Thunderstorm WarningEWXBurnet27 min
May 27, 5:31 PM CDTSevere Thunderstorm WarningEWXTravis59 min
May 27, 5:31 PM CDTSevere Thunderstorm WarningEWXLlano59 min
May 27, 5:47 PM CDTSevere Thunderstorm WarningEWXBurnet43 min
May 27, 6:06 PM CDTTornado WarningEWXTravis39 min
May 27, 6:20 PM CDTSevere Thunderstorm WarningEWXLlano40 min
May 27, 6:40 PM CDTTornado WarningEWXTravis50 min

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.