Alert archive / Texas / Tornado Warnings in 1989
Tornado Warning 30, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Jun 11, 1989, 3:39 AM CDT for Atascosa County, Texas. It was in force for 51 min.
The area
The counties it named.
The facts
- Issued
- Jun 11, 1989, 3:39 AM CDT (08:39 UTC)
- Expired
- Jun 11, 1989, 4:30 AM CDT
- In force
- 51 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Atascosa 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
Victoria Regiona, TX (KVCT), launched 00:00Z, 8.7 hours before the alert went out and 159 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.
- Mixed-layer CAPE
- 2703 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 931 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 4.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSAT 110842
TORSAT
TXC013-110930-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
339 AM CDT SUN JUN 11 1989
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 430 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...ATASCOSA
THE NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM
NEAR JOURDANTON IN CENTRAL ATASCOSA COUNTY. THIS STORM WAS MOVING TO
THE EAST AT 25 MPH.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...HAIL
3/4 INCH OR MORE IN DIAMETER...FREQUENT LIGHTNING AND VERY HEAVY
RAIN.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.
REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO WARNING.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, 2:10 AM CDT, 1 hour 29 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, 1 hour 10 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, 1 hour 8 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, 1 hour 4 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.
Special weather statement, Jun 11, 3:16 AM CDT, 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 315 AM CDT SUN JUN 11 1989 THE 1.14 INCHES OF RAIN RECORDED AT THE SAN ANTONIO INTERNATIONAL AIRPORT DURING THE PAST HOUR AND A HALFz IS THE MOST RAIN OBSERVED AT THE WEATHER SERVICE OFFICE IN A SINGLE DAY SINCE 2.75 INCHES FELL ON JULY 21 1988. RAIN CONTINUES TO FALL SO THE TOTAL WILL LIKELY BE HIGHER WHEN THE OFFICIAL AMOUNT IS TALLIED LATER THIS MORNING.
Special weather statement, Jun 11, 3:30 AM CDT, 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 330 AM CDT SUN 11 JUNE 1989 ...LINE OF THUNDERSTORMS TO THE EAST OF AUSTIN... AT 325 AM...A LINE OF THUNDERSTORMS...15 MILES WIDE...NOW EXTENDS FROM NORTH OF COLLEGE STATION TO SMITHVILLE TO EAST OF SAN ANTONIO. INDIVIDUAL THUNDERSTORMS WERE MOVING NORTHEASTWARD AT NEAR 30 MPH ...WHILE THE AREA OF PRECIPIATION WAS MOVING EASTWARD AT 25 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 1.02 INCHES SINCE THE RAIN BEGAN...MOST OF IT FELL IN ONE HOUR.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 9:31 PM CDT | Severe Thunderstorm Warning | EWX | Llano | 59 min |
| Jun 10, 10:25 PM CDT | Severe Thunderstorm Warning | EWX | Real, Uvalde | 65 min |
| Jun 10, 10:33 PM CDT | Severe Thunderstorm Warning | EWX | Kerr | 57 min |
| Jun 10, 10:48 PM CDT | Severe Thunderstorm Warning | EWX | Maverick | 57 min |
| Jun 11, 12:10 AM CDT | Tornado Warning | EWX | Val Verde | 50 min |
| Jun 11, 1:04 AM CDT | Severe Thunderstorm Warning | EWX | Kinney | 56 min |
| Jun 11, 1:20 AM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 25 min |
| Jun 11, 2:23 AM CDT | Severe Thunderstorm Warning | EWX | Bexar | 67 min |
| Jun 11, 2:57 AM CDT | Tornado Warning | EWX | Val Verde | 58 min |
| Jun 11, 3:35 AM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 60 min |
| Jun 11, 3:54 AM CDT | Tornado Warning | EWX | Gonzales, Karnes, Wilson | 66 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; the sounding from the Mesonet's radiosonde archive.