Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 38, NWS Austin/San Antonio, TX

March 29, 1992Bexar County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 29, 1992, 1:45 PM CST for Bexar County, Texas. It was in force for 2 hr. 4 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
Mar 29, 1992, 1:45 PM CST (19:45 UTC)
Expired
Mar 29, 1992, 3:45 PM CST
In force
2 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Bexar County, TX

What was reported inside it

TimeReportWhereRemark
Mar 29, 2:35 PM CSTHail 1Bexar, TX
Mar 29, 2:40 PM CSTHail 0.75Bexar, TX
Mar 29, 2:50 PM CSTTornado F0Bexar, TX
Mar 29, 3:15 PM CSTHail 0.75Bexar, 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, 7.8 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.

Skew-T log-pSkew-T log-p diagram, Corpus Christi, TX at 12:00Z on 1992-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 465 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 1992-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939Sfc1 km3 km6 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
465 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
552 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 291946
SVRSAT
TXC029-292145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
145 PM CST SUN MAR 29 1992
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH TEXAS
 
   ...BEXAR COUNTY
 
STRONG THUNDERSTORMS ARE BUILDING OVER THE NORTHERN PART OF THE
COUNTY. PEA-SIZE HAIL HAS ALREADY BEEN REPORTED IN THESE DEVELOPING
STORMS. THESE STORMS SHOULD MOVE SOUTHEASTWARD ACROSS THE COUNTY AND
THE SAN ANTONIO METROPOLITAN AREA DURING THE NEXT HOUR AND A HALF.
 
 
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 INJURE ANYONE CAUGHT
OUTSIDE.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 1:20 AM CSTSevere Thunderstorm WarningEWXWebb85 min
Mar 29, 2:41 AM CSTSevere Thunderstorm WarningEWXWebb64 min
Mar 29, 2:45 AM CSTSevere Thunderstorm WarningEWXWebb60 min
Mar 29, 2:36 PM CSTTornado WarningEWXBexar, Comal, Guadalupe69 min
Mar 29, 3:32 PM CSTSevere Thunderstorm WarningEWXHays58 min
Mar 29, 3:34 PM CSTSevere Thunderstorm WarningEWXWilson116 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.