Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 72, NWS Austin/San Antonio, TX

May 14, 1992Lampasas County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 14, 1992, 5:16 PM CDT for Lampasas County, Texas. It was in force for 44 min.

The area

The counties it named.

The facts

Issued
May 14, 1992, 5:16 PM CDT (22:16 UTC)
Expired
May 14, 1992, 6:00 PM CDT
In force
44 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Lampasas County, TX

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 12:00Z, 10.3 hours before the alert went out and 115 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 1992-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 468 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, Stephenville/Cla, TX at 12:00Z on 1992-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 square meters per square second.1939Sfc1 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
468 J/kg
Mixed-layer CIN
-165 J/kg
Mixed-layer LCL
1211 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
-20 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAUS 142218
SVRAUS
TXC281-142300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
516 PM CDT THU MAY 14 1992
 
THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL TEXAS
 
   ...EASTERN LAMPASAS COUNTY
 
AT 510 PM RADAR INDICATED A SEVERE THUNDERSSTORM ABOUT 5 MILES
NORTHEAST OF LAMPASAS MOVING NORTHEAST AT NEAR 10 MPH.
 
DEPT OF PUBLIC SAFETY REPORTED MARBLE SIZE HAIL IN LAMPASAS NEAR 5 PM.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTIO2N MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, 2 hours 14 minutes 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, 1 hour 25 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.

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 8:32 PM CDTSevere Thunderstorm WarningEWXMaverick58 min
May 13, 10:51 PM CDTSevere Thunderstorm WarningEWXKinney69 min
May 14, 6:36 PM CDTSevere Thunderstorm WarningEWXFayette54 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.