Alert archive / Texas / Tornado Warnings in 1987
Tornado Warning 15, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Jun 25, 1987, 6:36 PM CDT for Travis County, Texas. It was in force for 39 min.
The area
The counties it named.
The facts
- Issued
- Jun 25, 1987, 6:36 PM CDT (23:36 UTC)
- Expired
- Jun 25, 1987, 7:15 PM CDT
- In force
- 39 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Travis 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 12:00Z, 11.6 hours before the alert went out and 186 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
- 1930 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 810 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KAUS 252336
TORAUS
TXC453-260015-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
636 PM CDT THU JUN 25 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH CENTRAL TEXAS
...WESTERN TRAVIS
AT 635 PM AUSTIN WEATHER RADAR INDICATED A TORNADO IN THE WESTERN
PORTION NEAR LAKE TRAVIS OF TRAVIS COUNTY MOVING TO THE SOUTH.
THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE. OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE. AVOID WINDOWS. ABANDON CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.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 25, 3:40 PM CDT, 2 hours 56 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 340 PM CDT THU JUN 25 1987 ...STRONG THUNDERSTORMS RAPIDLY DEVELOPING IN CENTRAL TEXAS... WITHIN THE PAST HOUR STRONG THUNDERSTORMS HAVE DEV ELOPED IN AND AROUND THE AUSTIN AREA. ANYONE OF THESE THUNDERSTORMS MAY PRODUCE SMALL HAIL...GUSTY WINDS AND BRIEF HEAVY RAINS ALONG WITH DANGEROUS LIGHTNING AS THEY MOVE SOUTHEASTWARD.
Special weather statement, Jun 25, 5:07 PM CDT, 1 hour 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 510 PM CDT THU JUN 25 1987 ...STRONG THUNDERSTORMS OVER PORTIONS OF SOUTHCENTRAL TEXAS... STRONG THUNDERSTORMS WITH HEAVY RAIN DEVELOPED DURING THE AFTERNOON AROUND THE AUSTIN AREA. DURING THE PAST HOUR THE STORMS HAVE BUILT SOUTHWARD TO BETWEEN AUSTIN AND SAN ANTONIO. THE STRONGEST STORMS WERE MOVING THROUGH COMAL AND GUADALUPE COUNTIES AND WILL BE MOVING INTO GONZALES COUNTY DURING THE NEXT HOUR. THE NEW BRAUFELS AND SEGUIN AREAS CAN EXPECT HEAVY RAINS WITH POSSIBLE HAIL...GUSTY WINDS AND FREQUENT LIGHTNING AS THESE STORMS PASS.
Special weather statement, Jun 25, 5:38 PM CDT, 58 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 540 PM CDT THU JUN 25 1987 ...STRONG THUNDERSTORMS IN BEXAR COUNTY... STRONG THUNDERSTORMS WHICH DEVELOPED IN NORTHWEST BEXAR COUNTY WILL MOVE SOUTHWARD ACROSS THE SAN ANTONIO METROPOLITAN AREA DURING THE NEXT HOUR. THE STORMS ARE SPOTTY AND SOME AREAS WILL MISS THE RAIN. HOWEVER...WHERE THE STORMS OCCUR...BRIEF HEAVY RAIN...GUSTY WINDS... SMALL HAIL...AND FREQUENT LIGHTNING CAN BE EXPECTED. THE STORMS WILL NOT LAST VERY LONG...AND MOST THUNDERSTORMS SHOULD HAVE DISSIPATED WITHIN THE NEXT COUPLE OF HOURS.
Special weather statement, Jun 25, 6:29 PM CDT, 7 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 630 PM CDT THU JUN 25 1987 ...STRONG THUNDERSTORMS CONTINUE ACROSS PORTIONS OF SOUTHCENTRAL TEXAS... STRONG THUNDERSTORMS WHICH DEVELOPED IN THE AUSTIN AREA AT MIDAFTERNOON WERE MOVING SOUTHWARD ACROSS COMAL...GUADALUPE...AND GONZALES COUNTIES AT 630. THESE STORMS SHOULD LAST FOR ABOUT ANOTHER HOUR THEN BEGIN TO DISSIPATE. IN THE MEANTIME...BRIEF HEAVY RAIN...GUSTY WINDS... SMALL HAIL...AND FREQUENT LIGHTNING CAN BE EXPECTED.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 3:48 PM CDT | Severe Thunderstorm Warning | EWX | Travis | 57 min |
| Jun 25, 4:00 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop | 60 min |
| Jun 25, 4:42 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Lee, Milam, Travis, Williamson | 63 min |
| Jun 25, 4:42 PM CDT | Severe Thunderstorm Warning | EWX | Burleson | 63 min |
| Jun 25, 4:55 PM CDT | Flash Flood Warning | EWX | Travis | 3 hr |
| Jun 25, 5:42 PM CDT | Severe Thunderstorm Warning | EWX | Travis, Williamson | 63 min |
| Jun 25, 6:00 PM CDT | Severe Thunderstorm Warning | EWX | Jackson, Lavaca | 60 min |
Nearby
Tornado Warnings in Texas, 1987Every tornado warning in 1987Tornadoes in 1987
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.