Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 39, NWS Austin/San Antonio, TX

March 29, 1992Hays County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 29, 1992, 3:32 PM CST for Hays County, Texas. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Mar 29, 1992, 3:32 PM CST (21:32 UTC)
Expired
Mar 29, 1992, 4:30 PM CST
In force
58 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Hays County, TX

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 12:00Z, 9.5 hours before the alert went out and 240 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, Stephenville/Cla, TX at 12:00Z on 1992-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 149 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Stephenville/Cla, TX at 12:00Z on 1992-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 160 square meters per square second.1939587897Sfc1 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
149 J/kg
Mixed-layer CIN
-206 J/kg
Mixed-layer LCL
1504 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
160 m²/s²
0-3 km storm-relative helicity
160 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAUS 292132
SVRAUS
TXC209-292230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
332 PM CST SUN MAR 29 1992
 
THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...HAYS COUNTY
 
A SEVERE THUNDERSTORM WAS INDICATED BY RADAR SOUTH OF WIMBERLY MOVGING
NORTH TOWARD WIMBERLY.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 D

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, Mar 29, 2:12 PM CST, 1 hour 20 minutes before
TXZ036-292200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
205 PM CST SUN MAR 29 1992

...THUNDERSTORMS EXPLODING SOUTHWEST OF AUSTIN...

AT 2 PM CDT AUSTIN RADAR SHOWED THUNDERSTORMS...A FEW SEVERE FROM
NEAR NEW BRAUNFELS ACROSS SAN ANTONIO TO NEAR HONDO.

MOVEMENT TOWARDS THE EAST IS INDICATED.

...PERSONS IN CALDWELL COUNTY SHOULD STAY ALERT TO THE MOVEMENT OF THESE
THUNDERSTORMS AS THEY HAVE PRODUCED HAIL IN THE SAN ANTIONIO AREA
WITHIN THE PAST HOUR AND PRESENT MOVEMENT MAY PLACE THEM OVER PORTIONS
OF CALDWELL COUNTY IN THE NEAT HOUR OR SO...
PJL
Special weather statement, Mar 29, 2:17 PM CST, 1 hour 15 minutes before
TXZ036-292200-

SPECIAL WEATHER STATEMENT...CORRECTION TO LAST LINE.
NATIONAL WEATHER SERVICE AUSTIN TX
205 PM CST SUN MAR 29 1992

...THUNDERSTORMS EXPLODING SOUTHWEST OF AUSTIN...

AT 2 PM CDT AUSTIN RADAR SHOWED THUNDERSTORMS...A FEW SEVERE FROM
NEAR NEW BRAUNFELS ACROSS SAN ANTONIO TO NEAR HONDO.

MOVEMENT TOWARDS THE EAST IS INDICATED.

...PERSONS IN CALDWELL COUNTY SHOULD STAY ALERT TO THE MOVEMENT OF THESE
THUNDERSTORMS AS THEY HAVE PRODUCED HAIL IN THE SAN ANTIONIO AREA
WITHIN THE PAST HOUR AND PRESENT MOVEMENT MAY PLACE THEM OVER PORTIONS
OF CALDWELL COUNTY IN THE NEXT HOUR OR SO...
PJL
Special weather statement, Mar 29, 2:28 PM CST, 1 hour 4 minutes before
TXZ036-292200-

SPECIAL WEATHER STATEMENT...CORRECTION TO LAST LINE.
NATIONAL WEATHER SERVICE AUSTIN TX
205 PM CST SUN MAR 29 1992

...THUNDERSTORMS EXPLODING SOUTHWEST OF AUSTIN...

AT 2 PM CDT AUSTIN RADAR SHOWED THUNDERSTORMS...A FEW SEVERE FROM
NEAR NEW BRAUNFELS ACROSS SAN ANTONIO TO NEAR HONDO.

MOVEMENT TOWARDS THE EAST IS INDICATED.

...PERSONS IN CALDWELL COUNTY SHOULD STAY ALERT TO THE MOVEMENT OF THESE
THUNDERSTORMS AS THEY HAVE PRODUCED HAIL IN THE SAN ANTIONIO AREA
WITHIN THE PAST HOUR AND PRESENT MOVEMENT MAY PLACE THEM OVER PORTIONS
OF CALDWELL COUNTY IN THE NEXT HOUR OR SO...
PJL
Special weather statement, Mar 29, 3:24 PM CST, 8 minutes before
TXZ035-036-037-292330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
315 PM CST SUN MAR 29 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR A LARGE PART OF SOUTHERN
TEXAS UNTILL 9PM TONIGHT...IT INCLUDES THE COUNTIES OF TRAVIS...BLANCO
...WILLIAMSON...BASTROP...FAYETTE...CALDWELL...HAYS...LEE AND MILAM.

AT 3 PM AUSTIN RADAR SHOWED AN AREA OF THUNDERSTORMS SOME SEVERE
WITH HAIL...HIGH WIND AND A FEW TORNADOES FROM SOUTH OF SAN MARCOS
TO SOUTH OF SAN ANTONIO AND OVER TOWARDS SEGUIN. MOVEMENT WAS TOWARDS
THE EAST AT 15 MPH.

...PERSON IN THE SAN MARCOS AREA SHOULD STAY ALERT TO THESE STORMS
AND THERE MOVEMENT FOR THE NEXT HOUR OR SO...THESE STORMS MAY ALSO PASS
OVER PORTIONS OF CALDWELL COUNTY IN THE NEXT FEW HOURS...
PJL

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, 1:45 PM CSTSevere Thunderstorm WarningEWXBexar2 hr
Mar 29, 2:36 PM CSTTornado WarningEWXBexar, Comal, Guadalupe69 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; the sounding from the Mesonet's radiosonde archive.