Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 144, NWS Austin/San Antonio, TX

June 15, 1997Uvalde County, Zavala County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 15, 1997, 12:58 AM CDT for Uvalde County, Zavala County, Texas. It was in force for 62 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
Jun 15, 1997, 12:58 AM CDT (05:58 UTC)
Expired
Jun 15, 1997, 2:00 AM CDT
In force
62 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Uvalde County, TX, Zavala County, TX

What was reported inside it

TimeReportWhereRemark
Jun 15, 1:15 AM CDTThunderstorm WindUvalde, TXA severe thunderstorm downburst partially collapsed a dormitory roof at Southwest Texas Junior College in Uvalde. Emergency personnel reported trees uprooted and branches scattered around the city after the thunderstorm ended.

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.

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 6.0 hours before the alert went out and 109 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, Del Rio, TX at 00:00Z on 1997-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4724 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, Del Rio, TX at 00:00Z on 1997-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
4724 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
2.2
Supercell composite
10.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 150558 RRA
SVRSAT
TXC463-507-150700-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1258 AM CDT SUN JUN 15 1997
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  200 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...UVALDE COUNTY...ZAVALA COUNTY
 
A SEVERE THUNDERSTORM WAS MOVING THROUGH UVALDE COUNTY NEAR UVALE
SOUTHWARD INTO NORTHERN ZAVALA COUNTY...BATESVILLE AND KNIPPA ARE IN THE
PATH OF THIS STORM AS IT MOVES EASTWARD AT NEAR 20 MPH. SEVERE
THUNDERSTORMS CAN PRODUCE TORNADOES.
 
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.
 
PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT TO THE POSSIBILITY
OF LARGE HAIL AND DAMAGING WINDS.  FREQUENT LIGHTNING AND LOCALLY
HEAVY RAIN CAN ALSO OCCUR WITH SEVERE THUNDERSTORMS...FLOODING SMALL
STREAMS...LOW AREAS...AND LOW WATER CROSSINGS.
 
IF YOU SEE SEVERE WEATHER TAKING PLACE...CALL YOUR REPORT TO
THE NEAREST LAW ENFORCEMENT AGENCY FOR IMMEDIATE RELAY TO THE
NATIONAL WEATHER SERVICE.

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, Jun 14, 7:00 PM CDT, 5 hours 58 minutes before
TXZ171>173-183>194-202>209-217>225-228-151130-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
700 PM CDT SAT JUN 14 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1 AM FOR THE WESTERN
   COUNTIES...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR THE FOLLOWING
COUNTIES UNTIL 1 AM... MENARD... KIMBLE... REAL... EDWARDS... VAL
VERDE... THIS WATCH INCLUDES THE CITIES OF MENARD... JUNCTION...
LEAKEY... ROCKSPRINGS... DEL RIO.

HAZARDOUS WEATHER IN THE FORM OF SEVERE THUNDERSTORMS IS POSSIBLE
TONIGHT FOR THIS AREA WITH LARGE HAIL... DAMAGING WINDS... ALONG WITH
THE POTENTIAL DEVELOPMENT OF TORNADOES.

THE THUNDERSTORMS MOVING INTO THE WESTERN PORTIONS OF THE HILL
COUNTRY AND SOUTH CENTRAL TEXAS ARE FROM WEST TEXAS WERE REMNANTS OF
PACIFIC TROPICAL STORM BLANCA HAVE BEEN PRODUCING HEAVY RAINS...
HAIL... HIGH WINDS... AND TORNADOES.

RAINFALL AMOUNTS OF 1 INCH ARE POSSIBLE IN THE STRONGER STORMS.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF
FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT
FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW
FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU
FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS...AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.
Special weather statement, Jun 14, 9:30 PM CDT, 3 hours 28 minutes before
TXZ171>173-183>194-202>209-217>225-228-151130-

HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
930 PM CDT SAT JUN 14 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM FOR THE HILL
   COUNTRY AND WESTERN PORTIONS OF SOUTH CENTRAL TEXAS...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR THE FOLLOWING
COUNTIES UNTIL 4 AM... MENARD... KIMBLE... REAL... EDWARDS...
VAL VERDE... KINNEY... UVALDE... BANDERA... KERR... KENDALL...
GILLESPIE... BLANCO... MASON,,, LLANO... BURNET... THIS WATCH
INCLUDES THE CITIES OF MENARD... JUNCTION... LEAKEY... ROCKSPRINGS...
DEL RIO... BRACKETTVILLE... UVALDE... BANDERA... KERRVILLE...
BOERNE... FREDERICKSBURG... JOHNSON CITY... MASON... LLANO...
BURNET.

HAZARDOUS WEATHER IN THE FORM OF SEVERE THUNDERSTORMS IS POSSIBLE
TONIGHT FOR THIS AREA WITH LARGE HAIL... DAMAGING WINDS... ALONG WITH
THE POTENTIAL DEVELOPMENT OF TORNADOES.

THE THUNDERSTORMS MOVING INTO THE HILL COUNTRY AND SOUTH CENTRAL
TEXAS ARE FROM WEST TEXAS WERE REMNANTS OF PACIFIC TROPICAL STORM
BLANCA HAVE BEEN PRODUCING HEAVY RAINS... HAIL... HIGH WINDS... AND
TORNADOES.

RAINFALL AMOUNTS OF 1 INCH AVERAGE ARE POSSIBLE IN THE STRONGER
STORMS.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF
FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT
FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW
FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU
FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS...AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.
Special weather statement, Jun 14, 9:42 PM CDT, 3 hours 16 minutes before
TXZ171>173-183>194-202>209-217>225-228-151130-

HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
930 PM CDT SAT JUN 14 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM FOR THE HILL
   COUNTRY AND WESTERN PORTIONS OF SOUTH CENTRAL TEXAS...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR THE FOLLOWING
COUNTIES UNTIL 4 AM... MENARD... KIMBLE... REAL... EDWARDS...
VAL VERDE... KINNEY... UVALDE... BANDERA... KERR... KENDALL...
GILLESPIE... BLANCO... MASON,,, LLANO... BURNET... THIS WATCH
INCLUDES THE CITIES OF MENARD... JUNCTION... LEAKEY... ROCKSPRINGS...
DEL RIO... BRACKETTVILLE... UVALDE... BANDERA... KERRVILLE...
BOERNE... FREDERICKSBURG... JOHNSON CITY... MASON... LLANO...
BURNET.

HAZARDOUS WEATHER IN THE FORM OF SEVERE THUNDERSTORMS IS POSSIBLE
TONIGHT FOR THIS AREA WITH LARGE HAIL... DAMAGING WINDS... ALONG WITH
THE POTENTIAL DEVELOPMENT OF TORNADOES.

THE THUNDERSTORMS MOVING INTO THE HILL COUNTRY AND SOUTH CENTRAL
TEXAS ARE FROM WEST TEXAS WERE REMNANTS OF PACIFIC TROPICAL STORM
BLANCA HAVE BEEN PRODUCING HEAVY RAINS... HAIL... HIGH WINDS... AND
TORNADOES.

RAINFALL AMOUNTS OF 1 INCH AVERAGE ARE POSSIBLE IN THE STRONGER
STORMS.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF
FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT
FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW
FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU
FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS...AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 9:31 PM CDTFlash Flood WarningEWXVal Verde119 min
Jun 14, 9:31 PM CDTSevere Thunderstorm WarningEWXVal Verde119 min
Jun 14, 10:44 PM CDTSevere Thunderstorm WarningEWXKinney61 min
Jun 14, 11:04 PM CDTFlash Flood WarningEWXKinney116 min
Jun 14, 11:49 PM CDTFlash Flood WarningEWXMaverick, Real, Uvalde116 min
Jun 14, 11:49 PM CDTFlash Flood WarningEWXKerr116 min
Jun 15, 12:15 AM CDTSevere Thunderstorm WarningEWXMaverick45 min
Jun 15, 1:46 AM CDTFlash Flood WarningEWXUvalde59 min
Jun 15, 1:59 AM CDTSevere Thunderstorm WarningEWXMedina61 min
Jun 15, 2:39 AM CDTSevere Thunderstorm WarningEWXBandera, Bexar66 min
Jun 15, 2:59 AM CDTSevere Thunderstorm WarningEWXKendall61 min
Jun 15, 4:42 AM CDTFlash Flood WarningEWXDimmit3 hr

Nearby

Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997

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.