Alert archive / Texas / Tornado Warnings in 1989

Tornado Warning 29, NWS Austin/San Antonio, TX

June 11, 1989Val Verde County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Jun 11, 1989, 2:57 AM CDT for Val Verde County, Texas. It was in force for 58 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 11, 1989, 2:57 AM CDT (07:57 UTC)
Expired
Jun 11, 1989, 3:55 AM CDT
In force
58 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Val Verde County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jun 11, 3:15 AM CDTThunderstorm Wind 0Val Verde, 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

Del Rio, TX (KDRT), launched 00:00Z, 8.0 hours before the alert went out and 66 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 1989-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3652 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 1989-06-11The 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
3652 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1684 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.4
Supercell composite
7.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 11, 1:31 AM CDT, 1 hour 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
130 AM CDT SUN 11 JUNE 1989

...THUNDERSTORMS ALL AROUND AUSTIN...

AT 125 AM...A LINE OF THUNDERSTORMS...15 TO 20 MILES WIDE...NOW EXTENDS
FROM SOUTH OF TEMPLE TO AUSTIN TO SOUTH OF SAN ANTONIO.
INDIVIDUAL THUNDERSTORMS WERE MOVING TOWARDS NORTHEAST AT NEAR 25 MPH
WHILE THE AREA OF PRECIPIATION WAS MOVING SOUTHEAST AT NEAR 10 MPH.

BRIEF HEAVY RAINS...GUSTY WINDS AND LIGHTNING IS FROM gTHESE
STORMS FOR THE NEXT ONE TO TWO HOURS. A FEW OF THE THUNDERSTORMS
MAY FLOOD SOME LOW LYING AREAS THAT ARE PRONE TO FLOODING.
Special weather statement, Jun 11, 1:47 AM CDT, 1 hour 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
130 AM CDT SUN 11 JUNE 1989

...THUNDERSTORMS ALL AROUND AUSTIN...

AT 125 AM...A LINE OF THUNDERSTORMS...15 TO 20 MILES WIDE...NOW EXTENDS
FROM SOUTH OF TEMPLE TO AUSTIN TO SOUTH OF SAN ANTONIO.
INDIVIDUAL THUNDERSTORMS WERE MOVING NORTHEASTWARD AT NEAR 25 MPH
WHILE THE AREA OF PRECIPIATION WAS MOVING SOUTHEAST AT NEAR 10 MPH.

BRIEF HEAVY RAINS...GUSTY WINDS AND LIGHTNING IS FROM vTHESE
STORMS FOR THE NEXT ONE TO TWO HOURS. A FEW OF THE THUNDERSTORMS
MAY FLOOD SOME LOW LYING AREAS THAT ARE PRONE TO FLOODING.
Special weather statement, Jun 11, 2:10 AM CDT, 47 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
210 AM CDT SUN JUN 11 1989

AT 205 AM CDT RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS WAS
DEVELOPING FROM 70 MILES NORTHWEST OF DEL RIO EAST TO JUNCTION. THE
SHOWERS AND THUNDERSTORMS WEERE MOVING TO THE SOUTHEAST AT ABOUT 20 MPH.
THE STRONGEST THUNDERSTORM WAS APPROACHING SEVERE INTENSITY ABOUT 60
MILES NORTHWEST OF DEL RIO NEAR PANDALE.

PEOPLE IN AND NEAR PANDALE SHOULD BE ALERT FOR POSSIBLE INTENSIFICATION
OF THIS THUNDERSTORM AND BE READY TO SEEK SAFE SECURE SHELTER.

FREQUENT DANGEROUS LIGHTNING...HEAVY BLINDING RAIN...STRONG GUSTY WINDS
...AND SMALL HAIL CAN BE EXPECTED FROM THUNDERSTORMS OF THIS STRENGTH.
Special weather statement, Jun 11, 2:29 AM CDT, 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO, TX
229 AM CDT SUN JUN 11 1989

BULLETIN
URBAN FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX[
225 AM CDT SUN JUN 11 1989

AT 225 AM CDT THUNDERSTORMS WERE MOVING EASTWARD ACROSS THE SAN
ANTONIO METROPOLITAN AREA.  THESE STORMS WERE PRODUCING VERY
HEAVY RAINS WITH FLOODING OF LOW LYING AREAS REPORTED OVER THE
WESTERN PARTS OF SAN ANTONIO DURING THE PAST HOUR.

MOTORISTS DRIVING IN AND AROUND SAN ANTONIO SHOULD BE ALERT FOR
RAPIDLY RISING FLOOD WATERS IN LOW WATERS CROSSINGS AND LOW
LYING AREAS FOR THE NEXT FEW HOURS.  PEOPLE NEAR STREAMS...CREEKS
AND RIVERS SHOULD BE ALERT FOR RAPIDLY RISING FLOOD WATERS AND BE
PREPARED TO MOVE TO A PLACE OF SAFETY.
Special weather statement, Jun 11, 2:31 AM CDT, 26 minutes before
BULLETIN
URBAN FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
225 AM CDT SUN JUN 11 1989

AT 225 AM CDT THUNDERSTORMS WERE MOVING EASTWARD ACROSS THE SAN
ANTONIO METROPOLITAN AREA.  THESE STORMS WERE PRODUCING VERY
HEAVY RAINS WITH FLOODING OF LOW LYING AREAS REPORTED OVER THE
WESTERN PARTS OF SAN ANTONIO DURING THE PAST HOUR.

MOTORISTS DRIVING IN AND AROUND SAN ANTONIO SHOULD BE ALERT FOR
RAPIDLY RISING FLOOD WATERS IN LOW WATERS CROSSINGS AND LOW
LYING AREAS FOR THE NEXT FEW HOURS.  PEOPLE NEAR STREAMS...CREEKS
AND RIVERS SHOULD BE ALERT FOR RAPIDLY RISING FLOOD WATERS AND BE
PREPARED TO MOVE TO A PLACE OF SAFETY.
Special weather statement, Jun 11, 2:35 AM CDT, 22 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
235 AM CDT SUN 11 JUNE 1989

...THUNDERSTORMS MOVING TO THE EAST OF AUSTIN...

AT 230 AM...A LINE OF THUNDERSTORMS...20 MILES WIDE...NOW EXTENDS
FROM 45 MILES NORTHEAST OF AUSTIN TO 15 MILES EAST OF AUSTIN TO SAN
ANTONIO...INDIVIDUAL THUNDERSTORMS WERE MOVING NORTHEASTWARD AT NEAR
30 MILES PER WHILE THE AREA OF PRECIPIATION WAS MOVING EASTWARD AT 15 MPH.

HEAVY RAINS...GUSTY WINDS AND LIGHTNING ARE EXPECTED FROM THESE
STORMS FOR THE NEXT ONE TO TWO HOURS. A FEW OF THE THUNDERSTORMS
MAY FLOOD SOME LOW LYING AREAS THAT ARE PRONE TO FLOODING.

THE AUSTIN WEATHER SERVICE AUSTIN HAS RECEIVED NEAR ONE INCH OF
RAIN IN THE LAST 50 MINUTES ALONG WITH WIND GUSTS TO 32 MPH.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 9:31 PM CDTSevere Thunderstorm WarningEWXLlano59 min
Jun 10, 10:25 PM CDTSevere Thunderstorm WarningEWXReal, Uvalde65 min
Jun 10, 10:33 PM CDTSevere Thunderstorm WarningEWXKerr57 min
Jun 10, 10:48 PM CDTSevere Thunderstorm WarningEWXMaverick57 min
Jun 11, 12:10 AM CDTTornado WarningEWXVal Verde50 min
Jun 11, 1:04 AM CDTSevere Thunderstorm WarningEWXKinney56 min
Jun 11, 1:20 AM CDTSevere Thunderstorm WarningEWXVal Verde25 min
Jun 11, 2:23 AM CDTSevere Thunderstorm WarningEWXBexar67 min
Jun 11, 3:35 AM CDTSevere Thunderstorm WarningEWXVal Verde60 min
Jun 11, 3:39 AM CDTTornado WarningEWXAtascosa51 min
Jun 11, 3:54 AM CDTTornado WarningEWXGonzales, Karnes, Wilson66 min

Nearby

Tornado Warnings in Texas, 1989Every tornado warning in 1989Tornadoes in 1989

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.