Alert archive / Texas / Tornado Warnings in 1989

Tornado Warning 13, NWS Austin/San Antonio, TX

May 9, 1989Edwards County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at May 9, 1989, 7:39 PM CDT for Edwards County, Texas. It was in force for 66 min.

The area

The counties it named.

The facts

Issued: May 9, 1989, 7:39 PM CDT (00:39 UTC)
Expired: May 9, 1989, 8:45 PM CDT
In force: 66 min
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Edwards County, TX

The radar

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

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 0.7 hours before the alert went out and 86 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 4013 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 2498 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 39 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 100043
TORSAT
TXC137-100145-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
739 PM CDT TUE MAY 9 1989
 
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
          ...EDWARDS
 
AT 735 PM CDT...THE EDWARDS COUNTY SHERIFFS DEPARTMENT REPORTED
THREE SEPARATE SIGHTINGS OF A TORNADO JUST WEST OF ROCKSPRINGS.
13 MILES NORTH OF ROCKSPRINGS...HAIL COVERING THE GROUND WAS
REPORTED.  MOVEMENT WAS TOWARD THE NORTHEAST AT 10 MPH.
 
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.
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.
 
LARGE HAIL...FREQUENT LIGHTNING AND VERY HEAVY RAIN WILL LIKELY
ACCOMPANY THIS STORM.
 
YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR
SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE OFFICE.
 
PLEASE LISTEN TO YOUR LOCAL RADIO...TV OR NOAA WEATHER RADIO STATION
FOR LATER STATEMENTS OR WARNINGS REGARDING THIS SEVERE WEATHER EVENT.

The office that day

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

Issued	Product	Office	Counties	Lasted
May 9, 7:03 PM CDT	Severe Thunderstorm Warning	EWX	Edwards	57 min
May 9, 8:30 PM CDT	Severe Thunderstorm Warning	EWX	Val Verde	60 min
May 9, 9:30 PM CDT	Severe Thunderstorm Warning	EWX	Val Verde	60 min
May 9, 10:20 PM CDT	Severe Thunderstorm Warning	EWX	Kinney, Uvalde	55 min
May 9, 10:48 PM CDT	Tornado Warning	EWX	Uvalde, Zavala	57 min
May 9, 11:44 PM CDT	Tornado Warning	EWX	Zavala	61 min
May 10, 2:21 AM CDT	Severe Thunderstorm Warning	EWX	Bexar	69 min
May 10, 3:49 AM CDT	Severe Thunderstorm Warning	EWX	Gonzales, Guadalupe	56 min

Nearby

Tornado Warnings in Texas, 1989 Every tornado warning in 1989 Tornadoes 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; the sounding from the Mesonet's radiosonde archive.