Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 82, NWS Austin/San Antonio, TX

May 25, 1992Travis County, Williamson County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 25, 1992, 4:59 PM CDT for Travis County, Williamson County, Texas. It was in force for 31 min.

The area

The counties it named.

The facts

Issued
May 25, 1992, 4:59 PM CDT (21:59 UTC)
Expired
May 25, 1992, 5:30 PM CDT
In force
31 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Travis County, TX, Williamson County, TX

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 12:00Z, 10.0 hours before the alert went out and 196 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 1992-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 239 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 1992-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.193958Sfc1 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
239 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
600 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
39 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 KAUS 252159
SVRAUS
TXC453-491-252230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
459 PM CDT MON MAY 25 1992
 
THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...TRAVIS COUNTY...WILLIAMSON COUNTY
 
AT 455 PM...RADAR SHOWED A SEVERE THUNDERSTORM ALONG THE WILLIAMSON
AND TRAVIS COUNTY LINE NEAR LEANDER. THIS THUNDERSTORM WAS PART OF A
LINE OF THUNDERSTORMS THAT WAS MOVING EASTWARD ACROSS TRAVIS AND
WILLIAMSON COUNTY AT 40 MILES AN HOUR. WIND GUSTS WERE ESTIMATED TO
BETWEEN 60 AND 70 MPH AS THE STORMS MOVED ACROSS BURNET COUNTY.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD RXOADS 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 25, 3:25 PM CDT, 1 hour 34 minutes before
TXZ034>035-038>039-054-252200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
325 PM CDT MON MAY 25 1992

...SCATTERED THUNDERSTORMS OVER THE TEXAS HILL COUNTRY AND PARTS OF
   SOUTH CENTRAL TEXAS...

AT 325 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN HONDO...TEXAS SHOWED
SCATTERED SHOWERS AND THUNDERSTORMS FROM WEST OF KERRVILLE TO NEAR
LEAKEY TO NORTH OF BRACKETTVILLE.  THESE SHOWERS AND THUNDERSTORMS WERE
MOVING TO THE EAST AT 25 TO 30 MILES AN HOUR.

BRIEF PERIODS OF HEAVY RAIN AND GUSTY WIND ARE POSSIBLE WITH THESE
SHOWERS AND THUNDERSTORMS OVER PORTIONS OF EDWARDS...REAL...KINNEY...
UVALDE...MEDINA...KERR...BANDERA...AND KENDALL COUNTIES FOR THE NEXT 1
TO 2 HOURS.
Special weather statement, May 25, 3:28 PM CDT, 1 hour 31 minutes before
TXZ054-252130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
330 PM CDT MON MAY 25 1992

AT 325 PM CDT RADAR SHOWED AN AREA OF SHOWERS AND ISOLATED THUNDERSTORMS
LOCATED 10 MILES WEST TO 45 MILES NORTHWEST OF DEL RIO. THE STRONGEST
STORMS WERE ON THE RIO GRANDE JUST SOUTH OF LANGTRY. MOVEMENT WAS TO THE
EAST-NORTHEAST AT 15 MPH.

BOATERS AND FISHERMEN ON LAKE AMISTAD SHOULD BE ALERT FOR SUDDEN GUSTY
WINDS AND DANGEROUS LIGHTNING. STAY TUNED TO YOUR LOCAL RADIO...TV...OR
NOAA WEATHER RADIO FOR FURTHER INFORMATION.
Special weather statement, May 25, 3:32 PM CDT, 1 hour 27 minutes before
TXZ030-034-036-252200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
330 PM CDT MON 25 MAY 1992

...THUNDERSTORMS  50 MILES WEST AND NORTHWEST OF AUSTIN...

AT 325 PM...RADAR SHOWED A FAST MOVING LINE OF THUNDERSTORMS FROM NEAR
SAN SABA TO JUST WEST OF LAKE BUCHANAN AND TO NORTH OF FREDERICKSBURG.
IT WAS MOVING TO THE EAST AT NEAR 40 MPH.

PERSONS ALONG THE HIGHLAND LAKES SHOULD PREPARE FOR POSSIBLE HIGH WIND
GUSTS AS THESE STORMSg MOVE ACROSS SAN SABA...LLANO AND NORTHERN GILLESPIE
COUNTIES AND INTO LAMPASAS...BURNET AND BLANCO BETWEEN 4 AND 5 PM.

JVD
Special weather statement, May 25, 3:55 PM CDT, 1 hour 4 minutes before
TXZ034>035-038>039-054-252300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
355 PM CDT MON MAY 25 1992

...SCATTERED THUNDERSTORMS OVER THE TEXAS HILL COUNTRY AND PARTS OF
   SOUTH CENTRAL TEXAS...

AT 350 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN HONDO...TEXAS SHOWED
SCATTERED SHOWERS AND THUNDERSTORMS FROM NEAR KERRVILLE TO WEST OF BANDERA
AND TO NORTHWEST OF HONDO...MOVING TO THE EAST AT 30 MILES AN HOUR.

BRIEF PERIODS OF HEAVY RAIN...STRONG GUSTY WINDS AND SOME HAIL ARE POSSIBLE
WITH THESE SHOWERS AND THUNDERSTORMS OVER PORTIONS OF KERR...KENDALL...
BANDERA...REAL...KINNEY...UVALDE...AND MEDINA COUNTIES FOR THE NEXT 1 TO 2
HOURS.  THIS ACTIVITY COULD AFFECT PARTS BEXAR AND COMAL COUNTIES...INCLUDING
THE SAN ANTONIO METROPOLITAN AREA...LATER THIS AFTERNOON OR EARLY THIS EVENING.

ADDITIONAL STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.
Special weather statement, May 25, 4:06 PM CDT, 53 minutes before
TXZ030-034-036-252230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
400 PM CDT MON 25 MAY 1992

...THUNDERSTORMS  30 MILES NORTHWEST OF AUSTIN...

JUST BEFORE 4 PM...A LINE OF INTENSE THUNDERSTORMS EXTENDED FROM LAMPASAS
TO BURNET...MARBLE FALLS AND TO NEAR JOHNSON CITY.  IT CONTINUES TO MOVE
TO THE EAST AT 40 MPH.

DUE TO THE FORWARD MOTION...THERE IS A POTENTIAL FOR A HIGH WIND GUST
AS THIS LINE OF THUNDERSTORMS MOVES ACROSS LAMPASAS...BURNET AND BLANCO
COUNTIES AND INTO WILLIAMSON...TRAVIS AND HAYS COUNTIES AROUND 5 TO 6 PM.

HALF INCH HAIL WAS OBSERVED WITH THESE STORMS EARLIER AND AS MUCH AS 45
LIGHTNING STRIKES IN A 15 MINUTE PERIOD HAVE BEEN RECORDED.

PERSONS IN CENTRAL AND SOUTH CENTRAL TEXAS SHOULD STAY ALERT AND LISTEN
FOR POSSIBLE WARNINGS IF THESE STORMS FURTHER INTENSIFY.   JVD
Special weather statement, May 25, 4:11 PM CDT, 48 minutes before
TXZ054-252215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
415 PM CDT MON MAY 25 1992

...A TORNADO WATCH IS IN EFFECT FOR VAL VERDE COUNTY UNTIL 1000 PM
CDT...

AT 410 PM CDT RADAR SHOWED AN AREA OF THUNDERSTORMS 50 MILES NORTHWEST
AND 15 MILES WEST OF DEL RIO. THE STRONGEST STORMS WERE LOCATED 25 MILES
WEST AND 55 MILES NORTHWEST OF DEL RIO. MOVEMENT WAS TO THE NORTHEAST AT
15 MPH.

SHOULD A TORNADO BE SIGHTED...THE BEST SHELTER IS FOUND ON THE LOWEST
LEVEL OF A HOME OR WELL BUILT BUILDING. PICK A ROOM IN THE CENTER OF THE
BUILDING SUCH AS A SMALL CLOSET...BATHROOM OR HALLWAY.

REMEMBER... A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
TORNADOES IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD
BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS. AND LISTEN FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.

LISTEN TO YOUR LOCAL RADIO...TV...OR NOAA WEATHER RADIO FOR FURTHER
DETAILS.

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 6:59 PM CDTSevere Thunderstorm WarningEWXDimmit61 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.