Alert archive / Texas / Flash Flood Warnings in 1987
Flash Flood Warning 47, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 4, 1987, 3:10 AM CDT for Kendall County, Texas. It was in force for 110 min.
The area
The counties it named.
The facts
- Issued
- Jun 4, 1987, 3:10 AM CDT (08:10 UTC)
- Expired
- Jun 4, 1987, 5:00 AM CDT
- In force
- 110 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Kendall 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, 8.2 hours before the alert went out and 214 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
- 175 J/kg
- Mixed-layer CIN
- -177 J/kg
- Mixed-layer LCL
- 986 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSAT 040810 RRA
FFWSAT
TXC259-041000-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
310 AM CDT THU JUN 4 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 5OO AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...KENDALL
RADAR INDICATES SCATTERED SHOWERS AND THUNDERSTORMS OVER KENDALL
COUNTY...AND THE SHERIFFS OFFICE IN BOERNE HAS REPORTED HEAVY RAIN
IN PARTS OF THE COUNTY. SINCE THE GROUND IS SATURATED...ADDITIONAL RAIN
WILL CAUSE FLOODING IN LOW LYING AREAS.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR HAS BEEN
REPORTED.
REMEMBER...DEATHS DURING FLASH FLOODING ARE FREQUENTLY RELATED TO
MOTORISTS DRIVING INTO FLOODED LOW WATER CROSSINGS OR FROM CHILDREN
PLAYING NEAR FLOODED STREAMS OR DRAINAGE AREAS.
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.What forecasters said that day
The local office's own words before this flash flood 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 3, 10:36 PM CDT, 4 hours 34 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1035 PM CDT WED JUN 3 1987
THE FOLLOWING ARE 24 HOUR RAINFALL REPORTS FROM IN AND AROUND BEXAR
COUNTY AND SAN ANTONIO...ENDING AT 7 PM WEDNESDAY EVENING:
---OUTSIDE BEXAR COUNTY--- ---INSIDE BEXAR COUNTY---
CAMP VERDE 4.25 ---NORTHSIDE---
BANADERA 4W 4.11 AIRPORT 4N 1.15
DEVINE 2.80 SAN ANTONIO AIRPORT 0.94
HONDO 10N 2.35 ALAMO STADIUM 2.30
MEDINA 12W 5.19 BEACON HILL 1.90
MEDINA 6N 6.50 BLANCO AND 410 1.50
MEDINA LAKE 2.32 BULVERDE 1.40
PIPE CREEK 2.47 EDISON HIGH SCHOOL 2.20
FRDRKSBG RD/HILLCREST 1.75
---NORTHWEST SIDE--- I-10 AND FRESNO 2.23
CASTLE HILLS 1.85 LEON SPRINGS 1.55
CHARTER OAKS 1.90
<
ROLLING RIDGE 1.35 ---CENTRAL AREA---
THUNDERBIRD HILLS 1.38 NEAR FORT SAM 1.90
UNIVERSITY PARK 1.80 TRINITY UNIVERSITY 2.75
VANCE JACKSON AND 410 1.80
WOODLAWN HEIGHTS 2.00 ---WEST SIDE---
COOLCREST 1.15
---SOUTHWEST SIDE--- HIGHWAY 90W-410 1.50
1604 AND HIGHWAY 281 S 2.30 NEAR LACKLAND 1.25
MOGSORD ROAD AND 1604 1.80
---SOUTHEAST SIDE--- ---NORTHEAST SIDE---
FORT SAM HOUSTON 1 N 1.15 CAMELOT 2.00
HIGHLAND HILLS 2.50 FORT SAM HOUSTON 1.30
PECAN VALLEY 2.60 LARK LAIR 1.17
VON ORMY 1.65 ALAMO HEIGHTS 1.75
CHINA GROVE 2.25 NORTHWOOD ESTATES 1.30
HIGHLAND HIGH SCHOOL 2.75 WINDCREST 1.50
WURZBACH/ I-35 1.70
THESE REPORTS ARE FROM THE SAN ANTONIO/BEXAR SKYWARM RADIO/HAM
OPERATORS RAINFALL NETWORK.Special weather statement, Jun 3, 11:53 PM CDT, 3 hours 17 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1145 PM CDT WED JUN 3 1987 ...THE FLASH FLOOD WATCH CONTINUES THROUGH THE NIGHT TONIGHT... JUST BEFORE MIDNIGHT...WEATHER RADAR SHOWED SCATTERED HEAVY THUNDER- STORMS FORMING IN THE SAN MARCOS AREA...MOVING WESTWARD AT 10 TO 15 MPH. OTHER MOSTLY LIGHT RAINS WERE ALSO REDEVELOPING TO THE SOUTH AND SOUTHEAST. WIDESPREAD RAINS COVER ABOUT 60 PERCENT OF CENTRAL TEXAS..NORTH AND WEST OF A WACO...AUSTIN AND JUNCTION LINE. OTHER HEAVY SHOWERS REMAIN WEST AND NORTHWEST OF SAN ANTONIO...OVER THE FLOODED MEDINA RIVER WATERSHED. DURING THE LAST SEVERAL HOURS...RAIN ACTIVITY APPEARS TO BE INCREASING IN AREAL COVERAGE, WITH ONLY A FEW SPOTS SHOWING INTENSITY LEVEL INCREASES. OUR MAIN CONCERN FOR THE NEXT 3 OR 4 HOURS WILL BE THOSE COUNTIES TO THE SOUTH AND WEST OF AUSTIN, CALDWELL...HAYS...BLANCO AND GILLESPIE. PERSONS IN THOSE COUNTIES SHOULD STAY ALERT FOR THE ONSET OF HEAVY RAIWNS AND BE PREPARED IF WARNINGS OR FLOODING TAKES PLACE.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 1:53 AM CDT | Flash Flood Warning | EWX | Gonzales | 3 hr |
| Jun 4, 3:32 AM CDT | Flash Flood Warning | EWX | Caldwell | 3 hr |
| Jun 4, 4:24 AM CDT | Flash Flood Warning | EWX | Travis | 3 hr |
| Jun 4, 4:44 AM CDT | Flash Flood Warning | EWX | Lavaca | 2 hr |
| Jun 4, 5:02 AM CDT | Flash Flood Warning | EWX | Gonzales | 4 hr |
| Jun 4, 6:35 AM CDT | Flash Flood Warning | EWX | Lavaca | 2 hr |
| Jun 4, 7:31 AM CDT | Flash Flood Warning | EWX | Caldwell, Hays, Travis | 6 hr |
| Jun 4, 8:30 AM CDT | Flash Flood Warning | EWX | Lavaca | 2 hr |
| Jun 4, 8:46 AM CDT | Flash Flood Warning | EWX | Burnet, Williamson | 3 hr |
| Jun 4, 8:47 AM CDT | Flash Flood Warning | EWX | Gonzales | 4 hr |
| Jun 4, 11:47 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jun 4, 2:30 PM CDT | Severe Thunderstorm Warning | EWX | Calhoun | 60 min |
| Jun 4, 4:08 PM CDT | Flash Flood Warning | EWX | Atascosa, Frio | 4 hr |
Nearby
Flash Flood Warnings in Texas, 1987Every flash flood warning 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.