Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 159, NWS Austin/San Antonio, TX

September 3, 1992Milam County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Sep 3, 1992, 5:16 PM CDT for Milam County, Texas. It was in force for 59 min. 1 report 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
Sep 3, 1992, 5:16 PM CDT (22:16 UTC)
Expired
Sep 3, 1992, 6:15 PM CDT
In force
59 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Milam County, TX

What was reported inside it

TimeReportWhereRemark
Sep 3, 5:40 PM CDTHail 1Milam, 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

Stephenville/Cla, TX (KSEP), launched 12:00Z, 10.3 hours before the alert went out and 192 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 1992-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1638 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 1992-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 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
1638 J/kg
Mixed-layer CIN
-129 J/kg
Mixed-layer LCL
1210 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
221 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAUS 032217
SVRAUS
TXC331-032315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
516 PM CDT THU SEP 3 1992
 
THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...MILAM COUNTY
 
AT 517 PM...A SEVERE THUNDERSTORM WAS 6 MILES EAST OF BARTLETT MOVING
SLOWLY TO THE SOUTH AT 5 MILES AN HOUR. THIS STORM IS CAPABLE OF LARGE
HAIL AND TORRENTIAL DOWNPOURS.
 
WHEN THUNDERSTORMS ARE OCCURRING...GET INSIDE. DON'T USE TELE-
PHONES OR ELECTRICAL APPLIANCES UNLESS ABSOLUTELY NECESSARY
UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD BE CAUTIOUS OF
FLOODED ROADWAYS AND LOW WATER CROSSINGS.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND AT OR ABOVE 60 MPH...LARGE HAIL...
AND DEADLY LIGHTNING. HAVE ALL LOOSE YARD ITEMS STOWED. TELL
YOUR KIDS WHAT TO DO AND WHERE TO GO BEFORE THE STORM HITS.

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, Sep 3, 4:10 PM CDT, 1 hour 6 minutes before
TXZ036>037-032215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
410 PM CDT TUE SEP 01 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 11 PM FOR TRAVIS...
   WILLIAMSON...BASTROP...LEE...CALDWELL...FAYETTE...MILAM AND
   BURLESON COUNTIES...

AT 405 PM...RADAR SHOWED RAPIDLY DEVELOPING THUNDERSTORMS FROM 20 MILES
EAST OF TEMPLE TO COLLEGE STATION.  THESE THUNDERSTORMS WERE MOVING TO
THE SOUTH AND SOUTHWEST AT 20 MILES AN HOUR AN~D WILL BE AFFECTING MILAM
AND BURLESON COUNTIES DURING THE NEXT ONE TO TWO HOURS.

STAY TUNED FOR ADDITIONAL STATEMENTS AS THE THIS POTENTIALLY DANGEROUS
WEATHER SITUATION UNFOLDS.
WH
Special weather statement, Sep 3, 4:51 PM CDT, 25 minutes before
TXZ036>037-032245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
450 PM CDT THU SEP 03 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 11 PM FOR TRAVIS...
   WILLIAMSON...BASTROP...LEE...CALDWELL...FAYETTE...MILAM AND
   BURLESON COUNTIES...

AT 445 PM...RADAR SHOWED RAPIDLY DEVELOPING THUNDERSTORMS FROM BARTLETT
AND ROSEBUD THROUGH CALDWELL TO SOMERVILLE.  THE THUNDERSTORM 5 MILES
EAST OF BARTLETT WAS LIKELY PRODUCING HAIL...STRONG GUSTY WINDS AND
DANGEROUS LIGHTNING.  A WARNING MAY BE REQUIRED FOR PARTS OF MILAM AND
WILLIAMSON COUNTY SHORTLY.

THESE STORMS WERE MOVING TO THE SOUTH AND SOUTHWEST AT 20 MILES AN HOUR.

OTHER THUNDERSTORMS WERE RAPIDLY DEVELOPING ACROSS THE HILL COUNTRY FROM
10 MILES NORTH OF FREDERICKSBURG TO LAKES BUCHANAN AND LBJ.  PERSONS ON THE
UPPER HIGHLAND LAKES SHOULD KEEP AN EYE TO THE SKY AND MOVE IMMEDIATELY
TO HIGHER GROUND SHOULD THREATENING WEATHER BE SIGHTED.  MOVEMENT HAS
NOT YET B^EEN DETERMINED WITH THESE STORMS.
WH
Special weather statement, Sep 3, 4:53 PM CDT, 23 minutes before
TXZ034>037-032245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
450 PM CDT THU SEP 03 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 11 PM FOR TRAVIS...
   WILLIAMSON...BASTROP...LEE...CALDWELL...FAYETTE...MILAM AND
   BURLESON COUNTIES...

AT 445 PM...RADAR SHOWED RAPIDLY DEVELOPING THUNDERSTORMS FROM BARTLETT
AND ROSEBUD THROUGH CALDWELL TO SOMERVILLE.  THE THUNDERSTORM 5 MILES
EAST OF BARTLETT WAS LIKELY PRODUCING HAIL...STRONG GUSTY WINDS AND
DANGEROUS LIGHTNING.  A WARNING MAY BE REQUIRED FOR PARTS OF MILAM AND
WILLIAMSON COUNTY SHORTLY.

THESE STORMS WERE MOVING TO THE SOUTH AND SOUTHWEST AT 20 MILES AN HOUR.

OTHER THUNDERSTORMS WERE RAPIDLY DEVELOPING ACROSS THE HILL COUNTRY FROM
10 MILES NORTH OF FREDERICKSBURG TO LAKES BUCHANAN AND LBJ.  PERSONS ON THE
UPPER HIGHLAND LAKES SHOULD KEEP AN EYE TO THE SKY AND MOVE IMMEDIATELY
TO HIGHER GROUND SHOULD THREATENING WEATHER BE SIGHTED.  MOVEMENT HAS
NOT YvET BEEN DETERMINED WITH THESE STORMS.
WH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 3, 5:46 PM CDTSevere Thunderstorm WarningEWXLee44 min
Sep 3, 5:57 PM CDTSevere Thunderstorm WarningEWXWilliamson63 min
Sep 3, 6:49 PM CDTSevere Thunderstorm WarningEWXBastrop56 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.