Alert archive / Texas / Tornado Warnings in 1988

Tornado Warning 1, NWS Austin/San Antonio, TX

April 29, 1988Bexar County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Apr 29, 1988, 7:08 PM CDT for Bexar County, Texas. It was in force for 52 min. 2 reports 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
Apr 29, 1988, 7:08 PM CDT (00:08 UTC)
Expired
Apr 29, 1988, 8:00 PM CDT
In force
52 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Bexar 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
Apr 29, 7:14 PM CDTThunderstorm Wind 0Bexar, TX
Apr 29, 7:15 PM CDTHail 1Bexar, 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

Victoria Regiona, TX (KVCT), launched 00:00Z, 0.1 hours before the alert went out and 171 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, Victoria Regiona, TX at 00:00Z on 1988-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1150 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, Victoria Regiona, TX at 00:00Z on 1988-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939587897Sfc1 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
1150 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
775 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
96 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 300009
TORSAT
TXC029-300100-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
708 PM CDT FRI APR 29 1988
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  800 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH TEXAS
          ...BEXAR
 
AMATEUR RADIO SPOTTERS IN THE NORTHWEST PORTION OF BEXAR COUNTY REPORT
VERY STRONG WINDS AND THE POSSIBILITY OF A FUNNEL CLOUD DEVELOPING
NEAR LOOP 410 AND JACKSON KELLER ROAD. A TORNADO MAY BE DEVELOPING IN
THIS STORM.
 
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 ANDi MOBILE HOMES FOR A REINFORCED BUILDING.
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.
 
YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR
SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE OFFICE.

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, Apr 29, 4:35 PM CDT, 2 hours 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
435 PM CDT FRI APR 29 1988

AT 420 PM CDT RADAR INDICATED A VERY HEAVY THUNDERSTORM APPROXIMATELY
20 MILES NORTHWEST OF DEL RIO. THIS STORM WAS MOVING TO THE EAST AT
AROUND 20 MPH. IT SHOULD PASS THROUGH DEL RIO IN THE NEXT HOUR. WINDS
OF AROUND 40 MPH AND HAIL OF A HALF INCH OF LESS ARE LIKELY WITH THIS
STORM. PERSONS WHO CAN SHELTER THEIR VEHICLES OR OTHER ITEMS LIKELY TO
BE DAMAGED BY HAIL SHOULD DO SO NOW.

SMALL PEA SIZE HAIL WAS REPORTED FROM THE MALL AREA OF NORTH DEL RIO
IN THE LAST FIFTEEN MINUTES. THIS IS FROM A SMALLER THUNDERSTORM THAT IS
OUT IN FRONT OF THE MAIN BAND.

AT 420 PM A BAND OF THUNDERSTORMS AND SHOWERS WAS LYING FROM JUNCTION
SOUTHWEST THROUGH VAL VERDE COUNTY INTO THE AMISTAD RESERVOIR. THESE
THUNDERSTORMS AND SHOWERS ARE ALL MOVING TO THE EAST AT ABOUT 20 MPH.

THE RAINS SHOULD NOT LAST OVER HALF AN HOUR AND DRAINAGE PROBLEMS IN THE
THE CITY OF DEL RIO ARE NOT NOW ANTICIPATED.

ADDITIONAL STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.
Special weather statement, Apr 29, 4:44 PM CDT, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
445 PM CDT FRI APR 29 1988

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF SOUTH CENTRAL TEXAS
THROUGH 1100 PM THIS EVENING...

NATIONAL WEATHER SERVICE RADAR AT INDICATED AN AREA OF SCATTERED TO
NUMEROUS THUNDERSTORMS FORMING OVER THE EASTERN EDGE OF THE HILL COUNTRY
AT 440 PM THIS AFTERNOON.  THE AREA WAS LOCATED FROM JUNCTION TO DEL RIO
TO LAREDO AND BACK TO JUNCTION.  THE STORMS WERE MOVING TO THE EAST AT
30 MPH.

PEA SIZED HAIL WAS REPORTED IN THE PAST 15 MINUTES IN THE CITY OF DEL
RIO.  NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE STORMS...BUT LARGE
HAIL AND DAMAGING WINDS ARE POSSIBLE.

REPORTS OF SEVERE WEATHER SHOULD BE CALLED TO THE CLOSEST LAW
ENFORCEMENT AGENCY AS SOON AS POSSIBLE.  THEY WILL ALERT THE LOCAL
COMMUNITY TO THE WEATHER THREAT AND THEN PASS THE INFORMATION TO THE
NATIONAL WEATHER SERVICE FOR WARNING DISSIMINATION.

EVERYONE IN THE WATCH AREA IS URGED TO CONTINUE TO MONITOR A SOURCE OF
WEATHER INFORMATION THROUGH TONIGHT.
Special weather statement, Apr 29, 5:08 PM CDT, 2 hours before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
508 PM CDT FRI APR 29 1988

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF CENTRAL AND FAR
SOUTH TEXAS THROUGH 1100 PM THIS EVENING...

SCATTERED TO NUMEROUS THUNDERSTORMS...SOME VERY INTENSE...HAVE FORMED IN
A LINE FROM NEAR JUNCTION TO DEL RIO AND ARE MOVING TO THE EAST AT 30
MPH.  ADDITIONAL THUNDERSTORMS WERE LOCATED BETWEEN COTULLA...EAGLE PASS
AND LAREDO.  THESE STORMS WERE ALSO MOVING TO THE EAST AT 30 MPH.

PEA SIZED HAIL WAS REPORTED AT 500 PM THIS AFTERNOON AT CRYSTAL CITY AS
THE STORMS MOVED ACROSS THE CITY.  LARGE HAIL AND DAMAGING WINDS ARE
POSSIBLE IN THESE STORMS.   VERY FREQUENT AND DANGEROUS LIGHTNING HAVE
ALSO BEEN REPORTED IN THE THUNDERSTORMS.

THE BEST SHELTER FROM SEVERE STORMS IS FOUND IN THE INTERIOR OF THE
LOWEST LEVEL OF A STRONG HOME OR OFFICE BUILDING.  IT IS BEST TO KEEP
AWAY FROM WINDOWS...DOORS AND AREAS WITH GLASS.

E,VERYONE IN THE WATCH AREA IS URGED TO CONTINUE TO MONITOR A SOURCE OF
WEATHER INFORMATION THROUGH TONIGHT.
Special weather statement, Apr 29, 5:11 PM CDT, 1 hour 57 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
505 PM CDT FRI APR 29 1988

...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR TRAVIS WILLIAMSON BASTROP
CALDWELL AND COUNTIES WESTWARD OVER THE HILL COUNTRY UNTIL 1100 PM.

WEATHER RADAR INDICATED THUNDERSTORMS WERE CONTINUE TO DEVELOPE FROM
NORTHEAST OF SAN ANGELO SOUTHWARD THROUGH THE JUNCTION AREA TO EAST
AND SOUTHEAST OF THE DEL RIO AREA. THESE THUNDERSTORMS WERE MOVING
EAST AT NEAR 25/ MPH.

EVERYONE IN AND NEAR THE WATCH AREA IS URGED TO MONITOR THE WEATHER
AND LISTEN FOR LATER STATEMENTS AND OR WARNINGS.
Special weather statement, Apr 29, 5:50 PM CDT, 1 hour 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
550 PM CDT FRI APR 29 1988

...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR TRAVIS WILLIAMSON BASTROP
CALDWELL AND COUNTIES WESTWARD OVER THE HILL COUNTRY UNTIL 1100 PM.

WEATHER RADAR INDICATED INTENSE THUNDERSTORMS MOVING INTO NORTHWEST
GILLESPIE COUNTY. OTHER THUNDERSTORMS WERE LOCATED WEST OF LAMAPSAS
...NORTH OF SAN SABA AND WEST OF KERRVILLE. THESE STHUNDERSTORMS WERE
MOVING EAST AT |NEAR 25 MPH.

EVERYONE IN AND NEAR THE WATCH AREA IS URGED TO MONITOR THE WEATHER
AND LISTEN FOR LATER STATEMENTS AND OR WARNINGS.
Special weather statement, Apr 29, 6:55 PM CDT, 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
650 PM CDT FRI APR 29 1988

...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR TRAVIS WILLIAMSON BASTROP
CALDWELL AND COUNTIES WESTWARD OVER THE HILL COUNTRY UNTIL 1100 PM.

WEATHER RADAR INDICATED THUNDERSTORMS BETWEEN LAKE BUCHANAN  AND
LAMPASAS AND FROM NORTH OF STONEWALL SOUTHWARD TO NEAR BOERNE. ALSO
THUNDERSTORMS CONTINUE SOUTH OF SAN ANTONIO IN THE AREA NEAR PLEASANTON
...STOCKDALE AND KARNES CITY AND ALONG THE COASTAL AREAS.

THE THUNDERSTORMS OVER THE HILL COUNTRY WERE MOVING EAST AT NEAR 35 MPH.

EVERYONE IN AND NEAR THE WATCH AREA IS URGED TO MONITOR THE WEATHER
AND LISTEN FOR LATER STATEMENTS AND OR WARNINGS.

G

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 7:29 PM CDTSevere Thunderstorm WarningEWXGuadalupe, Wilson61 min
Apr 29, 7:35 PM CDTSevere Thunderstorm WarningEWXGuadalupe, Wilson55 min
Apr 29, 7:38 PM CDTSevere Thunderstorm WarningEWXLlano67 min
Apr 29, 7:46 PM CDTTornado WarningEWXGuadalupe, Wilson44 min
Apr 29, 7:59 PM CDTSevere Thunderstorm WarningEWXGonzales46 min

Nearby

Tornado Warnings in Texas, 1988Every tornado warning in 1988Tornadoes in 1988

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.