Alert archive / Texas / Tornado Warnings in 1987
Tornado Warning 11, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at May 23, 1987, 10:17 PM CDT for Kinney County, Texas. It was in force for 58 min.
The area
The counties it named.
The facts
- Issued
- May 23, 1987, 10:17 PM CDT (03:17 UTC)
- Expired
- May 23, 1987, 11:15 PM CDT
- In force
- 58 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Kinney 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, 3.3 hours before the alert went out and 41 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
- 2961 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 786 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 136 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 KSAT 240317
TORSAT
TXC271-240415-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1017 PM CDT SAT MAY 23 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1115 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...KINNEY
AT 1015 PM CDT...THE SHERIFFS OFFICE IN BRACKETTVILLE REPORTED
SEVERAL SIGHTINGS OF FUNNEL CLOUDS JUST SOUTH OF BRACKETTVILLE. THE
THUNDERSTORM JUST SOUTH OF BRACKETTVILLE IS MOVING TOWARD THE NORTH
TOWARD THE TOWN OF BRACKETTVILLE AT 10 TO 15 MPH. ALTHOUGH THE
SIGHTINGS ARE OF FUNNEL CLOUDS ALOFT...DUE TO DARKNESS...THESE FUNNEL
CLOUDS MAY NOT BE VISIBLE OR GIVE MUCH WARNING IF THEY SHOULD DEVELOP
INTO TORNADOES AND TOUCH GROUND.
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.
C
LARGE HAIL...FREQUENT LIGHTNING AND VERY HEAVY RAIN WILL LIKELY
ACCOMPANY THIS STORM.
PLEASE LISTEN TO YOUR LOCAL RADIO...TV OR NOAA WEATHER RADIO STATION
LATER STATEMENTS OR WARNINGS REGARDING THIS SEVERE WEATHER EVENT.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, May 23, 8:29 PM CDT, 1 hour 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 830 PM CDT SAT MAY 23 1987 ...A TORNADO WATCH CONTINUES IN EFFECT UNTIL 1000 PM CDT FOR VAL VERDE COUNTY INCLUDING DEL RIO... AT 825 PM CDT RAINSHOWERS WERE OBSERVED AT THE DEL RIO INTERNATIONAL AIRPORT. RADAR ALSO INDICATED THUNDERSTORMS FROM 90 MILES SOUTH OF DEL RIO TO 40 MILES NORTH OF DEL RIO. MOVEMENT WAS SLOWLY TO THE EAST. HEAVY RAIN...LARGE HAIL...DAMAGING WINDS...FREQUENT DANGEROUS LIGHTNING AND FLOODING OF LOW LYING AREAS AND LOW WATER CROSSINGS IS POSSIBLE WITH THESE STORMS. BOATERS ON LAKE AMISTAD SHOULD KEEP A LOOKOUT AND BE PREPARED TO MOVE TO SAFE HARBOR. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PEOPLE IN VAL VERDE COUNTY SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, May 23, 9:28 PM CDT, 49 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 930 PM CDT SAT MAY 23 1987 ...SMALL STREAM FLOOD STATEMENT... AT 925 PM CDT THE RIVER GAGE AT DRYDEN ROSE FROM 6.44 FEET TO 13.22 FEET. CAMPERS AND CANOEISTS ALONG THE THE RIO GRANDE AND PECOS RIVERS SHOULD PREPARE TO MOVE TO HIGHER GROUND. SOME FLOODING OF LOW WATER CROSSINGS...LOW LYING AREAS AND SMALL STREAMS WILL LIKELY OCCUR AS THE EXCESS RUNOFF COMES DOWN THE RIVERS. PARENTS SHOULD KEEP ALL CHILDREN AWAY FROM THESE DANGEROUS FLOOD PRONE AREAS. MOTORISTS SHOULD REMAIN ALERT AND NOT ATTEMPT TO DRIVE THROUGH FLOODED CROSSINGS AS ROADS COULD POSSIBLY BE WASHED OUT.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 11:32 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 58 min |
| May 24, 6:16 PM CDT | Severe Thunderstorm Warning | EWX | Burleson, Lee | 59 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.