Alert archive / Texas / Tornado Warnings in 1991

Tornado Warning 17, NWS Austin/San Antonio, TX

June 16, 1991Kerr County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Jun 16, 1991, 8:17 PM CDT for Kerr County, Texas. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jun 16, 1991, 8:17 PM CDT (01:17 UTC)
Expired
Jun 16, 1991, 8:45 PM CDT
In force
28 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Kerr County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 1.3 hours before the alert went out and 163 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 1991-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2751 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 1991-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 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
2751 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
1671 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
22 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 KSAT 170120
TORSAT
TXC265-170145-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
817 PM CDT SUN JUN 16 1991
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  845 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH TEXAS
          ...KERR
 
THE DEPARTMENT OF PUBLIC SAFETY REPORTED A TORNADO JUST NORTH OF
KERRVILLE. THE TORNADO WAS MOVING SOUTHEAST AT 20 MILES AN HOUR.
 
IF YOU ARE IN THE PATH OF THIS STORM...GO TO A BASEMENT SHELTER OR A
CENTRAL INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUILDING.
ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING.

What forecasters said that day

The local office's own words before this tornado 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 16, 6:59 PM CDT, 1 hour 18 minutes before
TXZ030-034>037-170200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
700 PM CDT SUN JUN 16 1991

...SEVERE THUNDERSTORM WATCH FOR FAYETTE COUNTY UNTIL 9 PM...

...THUNDERSTORMS SOME WITH HEAVY STATIONARY OVER WESTERN TRAVIS AND
   SOUTHERN WILLIAMSON COUNTIES...

AT 650 PM RADAR SHOWED ISOLATED THUNDERSTORM WITH HEAVY FROM LAKE TRAVIS
TO GEORGETOWN.  REPORTS OF VERY HEAVY RAINS IN A SHORT PERIOD OF TIME
HAVE BEEN RECIEVED FROM SHERRIFS OFFICES.  SOME LOW WATER CROSSINGS HAVE
BECOME  IMPASSIBLE AND WITH THE RAINS SHOWING LITTLE MOVEMENT FLOODING
COULD POSE A PROBLEM IN THE NEXT HOUR.

PERSONS NEAR FLOOD PRONE AREAS SHOULD REMAIN ALERT FOR RAPIDLY RISING WATER.

OTHER THUNDERSTORMS WERE FOUND FROM JUNCTION TO GOLDTHWAITE...AUSTIN AND
LA GRANGE.  MOVEMENT OF THIS RAIN AREA WAS TO THE SOUTH AT 15 MPH.

PERSONS ASSOCIATED WITH OUTDOOR ACTIVITIES SHOULD MONITOR WEATHER CONDITIONS
AND TAKE COVER IMMEDIATELY AS THE STORMS APPROACH.
Special weather statement, Jun 16, 7:08 PM CDT, 1 hour 9 minutes before
TXZ030-034>037-170200-

SPECIAL WEATHER STATEMENT...CORRECTION...
NATIONAL WEATHER SERVICE AUSTIN TX
700 PM CDT SUN JUN 16 1991

...SEVERE THUNDERSTORM WATCH FOR FAYETTE COUNTY UNTIL 9 PM...

...THUNDERSTORMS SOME WITH HEAVY RAINS STATIONARY OVER WESTERN TRAVIS AND
   SOUTHERN WILLIAMSON COUNTIES...

AT 650 PM RADAR SHOWED ISOLATED THUNDERSTORM WITH VERY HEAVY RAINS FROM LAKE
TRAVIS TO GEORGETOWN.  REPORTS OF VERY HEAVY RAINS IN A SHORT PERIOD OF TIME
HAVE BEEN RECIEVED FROM WILLIAMSON COUNTY SHERRIF OFFICES.  SOME LOW WATER
CROSSINGS HAVE BECOME IMPASSIBLE AND WITH THE RAINS SHOWING LITTLE MOVEMENT
FLOODING COULD POSE A PROBLEM IN THE NEXT HOUR.

PERSONS NEAR FLOOD PRONE AREAS SHOULD REMAIN ALERT FOR RAPIDLY RISING WATER.

OTHER THUNDERSTORMS WERE FOUND FROM JUNCTION TO GOLDTHWAITE...AUSTIN AND
LA GRANGE.  MOVEMENT OF THIS RAIN AREA WAS TO THE SOUTH AT 15 MPH.

PERSONS ASSOCIATED WITH OUTDOOR ACTIVITIES SHOULD MONITOR WEATHER )CONDITIONS
AND TAKE COVER IMMEDIATELY AS THE STORMS APPROACH.
Special weather statement, Jun 16, 7:12 PM CDT, 1 hour 5 minutes before
TXZ054-170115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
613 PM CDT SUN JUN 16 1991

AT 605 PM CDT RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN WERE MOVING
INTO NORTHEAST VAL VERDE COUNTY NEAR LOMA ALTA. THE AREA OF
THUNDERSTORMS WERE FROM LOMA ALTA TO SONORA TO ROCK SPRINGS. ANOTHER
AREA OF THUNDERSTORMS AND RAINSHOWERS WERE ALONG THE WESTERN VAL VERDE
COUNTY LINE BETWEEN DRYDEN AND OZONA. THE STRONGEST THUNDERSTORMS WERE
JUST NORTHEAST OF ROCKSPRINGS. MOVEMENT WAS TO THE SOUTH AT 15 MPH.

HEAVY RAIN...SMALL HAIL...FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY
WINDS ARE LIKELY WITH THESE STORMS.

MOTORISTS TRAVELING NORTH OUT OF DEL RIO ALONG HIGHWAYS 277N AND 377N
S9HOULD BE PREPARED FOR REDUCED VISIBILITIES AND BE ALERT FOR FLOODED LOW
WATER CROSSINGS.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO AND TV STATIONS FOR
FURTHER STATEMENTS OR WARNINGS.
Special weather statement, Jun 16, 7:19 PM CDT, 58 minutes before
TXZ054-170115-

SPECIAL WEATHER STATEMENT...CORRECTED FOR TIME
NATIONAL WEATHER SERVICE DEL RIO TX
713 PM CDT SUN JUN 16 1991

AT 705 PM CDT RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN WERE MOVING
INTO NORTHEAST VAL VERDE COUNTY NEAR LOMA ALTA. THE AREA OF
THUNDERSTORMS WERE FROM LOMA ALTA TO SONORA TO ROCK SPRINGS. ANOTHER
AREA OF THUNDERSTORMS AND RAINSHOWERS WERE ALONG THE WESTERN VAL VERDE
COUNTY LINE BETWEEN DRYDEN AND OZONA. THE STRONGEST THUNDERSTORMS WERE
JUST NORTHEAST OF ROCKSPRINGS. MOVEMENT WAS TO THE SOUTH AT 15 MPH.

HEAVY RAIN...SMALL HAIL...FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY
WINDS ARE LIKELY WITH THESE STORMS.

MOTORISTS TRAVELING NORTH OUT OF DEL RIO ALONG GHIGHWAYS 277N AND 377N
SHOULD BE PREPARED FOR REDUCED VISIBILITIES AND BE ALERT FOR FLOODED LOW
WATER CROSSINGS.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO AND TV STATIONS FOR
FURTHER STATEMENTS OR WARNINGS.
Special weather statement, Jun 16, 7:49 PM CDT, 28 minutes before
TXZ034>035-038>039-170200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
750 PM CDT SUN JUN 16 1991

SHOWERS AND THUNDERSTORMS WERE CONTINUING HIS EVENING OVER PORTIONS OF
THE HILL COUNTRY AND SOUTH CENTRAL TEXAS.  TWO SEPARATE WEATHER SYSTEMS
APPEARED TO BE AT WORK IN PRODUCING THESE SHOWERS AND THUNDERSTORMS.
OVER THE HILL COUNTRY...THE STRONGEST THUNDERSTORM WAS LOCATED IN EXTREME
WESTERN KERR COUNTY MOVING TO THE SOUTHEAST AT 20 MILES AN HOUR.

MEANWHILE...A LINE OF SHOWERS AND THUNDERSTORMS EXTENDED FROM NEAR
FREDERICKSBURG SOUTHEAST ACROSS GONZALES COUNTY.  THE LINE WAS MOVING
SOUTH AT 20 MILES AN HOUR.  THE GREATEST THREAT FROM THIS LINE APPEARED
TO BE STRONG GUSTY SURFACE WIND.  ALONG WITH THE WIND...BRIEF HEAVY
RAINFALL...FREQUENT LIGHTNING AND SOME HAIL CAN BE EXPECTED.

A MERGING OF THESE TWO SYSTEMS SOMEWHERE OVER SOUTH CENTRAL TEXAS COULD
HAPPEN IN THE NEXT HOUR OR SO.  THE RESULT COULD BE A BRIEF INTENSIFICATION
OF THE STORMS AND A BURST OF SEVERE WEATHER.  STAY TUNED TO NOAA WEATHER
RADIO FOR ADDITIONAL UPDATES.
Special weather statement, Jun 16, 8:15 PM CDT, 2 minutes before
TXZ030-034>037-170300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
815 PM CDT SUN JUN 16 1991

...SEVERE THUNDERSTORM WATCH FOR FAYETTE COUNTY HAS BEEN CANCELLED...

...THUNDERSTORMS WITH HEAVY RAINS STATIONARY OVER TRAVIS...HAYS
    AND SOUTHERN WILLIAMSON COUNTIES...

AT 810 PM RADAR SHOWED THUNDERSTORM WITH VERY HEAVY RAINS FROM DRIPPING
SPRINGS TO AUSTIN AND GEORGETOWN.  NUNEROUS REPORTS OF UP TO 2 INCHES OF
RAIN PER HOUR HAVE BEEN RECEIVED FROM THE WEST SIDE OF AUSTIN NORTH
TO ROUND ROCK.  THESE STORMS ARE MOVING SLOWLY SOUTHWARD AT 5 TO 10 MPH.

SOME STREET FLOODING HAS BEEN REPORTED IN THE SPICEWOOD SPRINGS AREA AND
NEAR THE INTERSECTION OF JESTER AND FM 2222.  SOME EARLY RAINFALL REPORTS
ARE /1.32 IN ONE HOUR AT GREAT HILLS/ LOOP 620 AND 183 1.5 IN ONE HOUR/
1 INCH AT ZILKER SCHOOL IN 16 MINUTE/.  PERSONS NEAR FLOOD PRONE AREAS
ARE ADIVED TO KEEP UP WITH THE LATEST WEATHER DEVELOPMENTS AND BE PREPARED
TO MOVE AT A MONEMENTS NOTICE.

THESE THUNDERSTORMS ARE LIKELY TO PRODUCE VERY HEAVY RAINS...DANGEROUS
LIGHTNING...GUSTY WINDS AND SMALL HAIL.

STAY TUNE FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 8:43 PM CDTTornado WarningEWXJackson62 min
Jun 16, 9:15 PM CDTSevere Thunderstorm WarningEWXAtascosa45 min
Jun 16, 9:17 PM CDTSevere Thunderstorm WarningEWXKendall43 min
Jun 16, 10:38 PM CDTTornado WarningEWXJackson67 min
Jun 17, 6:10 PM CDTSevere Thunderstorm WarningEWXVal Verde55 min

Nearby

Tornado Warnings in Texas, 1991Every tornado warning in 1991Tornadoes in 1991

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.