Alert archive / Texas / Flash Flood Warnings in 1987
Flash Flood Warning 45, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 3, 1987, 2:09 PM CDT for Gonzales County, Texas. It was in force for 111 min.
The area
The counties it named.
The facts
- Issued
- Jun 3, 1987, 2:09 PM CDT (19:09 UTC)
- Expired
- Jun 3, 1987, 4:00 PM CDT
- In force
- 111 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Gonzales 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, 7.2 hours before the alert went out and 89 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
- 829 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 645 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSAT 031909
FFWSAT
TXC177-032115-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
209 PM CDT WED JUN 3 1987
THE NATIONAL WEATHER SERVICE HAS EXTENDED THE FLASH FLOOD WARNING
EFFECTIVE UNTIL 400 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...GONZALES
A LINE OF VERY HEAVY THUNDERSTORMS CONTINUES TO MOVE ACROSS GONZALES
COUNTY AND ANOTHER ONE TO TWO INCHES OF RAINFALL IS EXPECTED IN SOME
AREAS BEFORE THE LINE MOVES OUT OF THE COUNTY. SOME CLEARING CAN BE
EXPECTED BY 400 PM.
THE FLASH FLOOD WARNINGS FOR COMAL...GUADALUPE...KARNES...AND WILSON
COUNTIES HAVE EXPIRED. LIGHT TO MODERATE RAINS WILL CONTINUE IN
THESE COUNTIES FOR THE NEXT HOUR OR TWO.
A FLASH FLOOD WARNING CONTINUES IN EFFECT FOR BANDERA...KENDALL...
AND MEDINA COUNTIES UNTIL 245 PM AND FOR KERR COUNTY UNTIL 400 PM.
LIGHT TO MODERATE RAIN CONTINUES IN THESE COUNTIES AND THE RAIN WILL
LIKELY TAPER OFF SLOWLY DURING THE REMAINDER OF THE AFTERNOON.
A FLASH FLOOD WATCH CONTINUES THROUGH THIS AFTERNOON FOR THE TEXAS
HILL COUNTRY AND ADJACENT AREAS OF SOUTHCENTRAL TEXAS. THE WATCH
WILL LIKELY BE EXTENDED THROUGH TONIGHT.
PEOPLE IN OR NEAR. THE WATCH ARE URGED TO LISTEN FOR THE LATEST
WEATHER INFORMATION AND BE PREPARED TO SEEK HIGHER GROUND SHOULD
RISING WATER BE OBSERVED OR WARNINGS ISSUED.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, 9:16 AM CDT, 4 hours 53 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 810 AM CDT WED JUN 3 1987 ...A FLASH FLOOD WATCH REMAINS IN EFFECT TODAY... WEATHER RADAR SHOWS A BAND OF SHOWERS WITH SOME LOCALIZED HEAVY RAIN EXTENDING FROM LA GRANGE TO LOCKHART AND LULING AND WEST TO NEW BRAUNFELS MODERATE TO HEAVY RAINS OVER THE HILL COUNTRY HAVE PROMPTED FLASH FLOOD WARNINGS FOR THE SAN ANTONIO AREA AND SEVERAL COUNTIES TO THE WEST OF BEXAR COUNTY. SOME OF THAT HEAVIER RAIN EXTENDS NORTH INTO WESTERN GILLESPIE COUNTY... AND THAT AREA WILL BE WATCHED CLOSELY BY THE AUSTIN WEATHER SERVICE AS THE RAIN WILL BE PRODUCING ANOTHER RISE ON THE PEDERNALES RIVER. THERE IS NO HEAVY RAIN THREATENING THE CITY OF AUSTIN FOR THE NEXT FEW HOURS... BUT WE STILL HAVE A 70 PERCENT CHANCE OF THUNDERSTORMS LATER IN THE DAY.
Special weather statement, Jun 3, 12:09 PM CDT, 2 hours before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1110 AM CDT WED JUN 3 1987 ...A FLASH FLOOD WATCH REMAINS IN EFFECT TODAY... WEATHER RADAR SHOWS A BAND OF SHOWERS WITH SOME MODERATE AND HEAVY RAIN SURROUNDING THE CITY IN A SEMI CIRCLE TO THE SOUTH. THAT RAIN IS IN A 50 MILE WIDE BAND AND EXTENDS FROM GIDDINGS TO LOCKHART AND LULING AND THEN NORTHWEST TO SOUTH OF BLANCO AND NEAR KERRVILLE. THIS RAIN AREA IS MOVING NORTH AT 10 TO 15 MILES AND WILL BE MOVING ACROSS THE CITY OF AUSTIN THROUGH THE EARLY AND MIDDLE AFTERNOON HOURS. RAINFALL RATES ARE MOSTLY ABOUT 1/4 INCH PER HOUR BUT SOME OF THE HEAVIEST SHOWERS WILL PRODUCE UP TO 1 INCH IN AN HOUR. SINCE OUR AREA IS ALREADY SATURATED CREEKS AND CITY STREETS COULD FLOOD QUITE RAPIDLY IN THE HEAVIER SHOWERS. MOTORISTS SHOULD STAY ALERT FOR RISING WATER THIS AFTERNOON.
Special weather statement, Jun 3, 12:14 PM CDT, 1 hour 55 minutes before
SPECIAL WEATHER STATEMENT... CORRECTED FOR TIME OF RELEASE. NATIONAL WEATHER SERVICE AUSTIN TX 1210 PM CDT WED JUN 3 1987 ...A FLASH FLOOD WATCH REMAINS IN EFFECT TODAY... WEATHER RADAR SHOWS A BAND OF SHOWERS WITH SOME MODERATE AND HEAVY RAIN SURROUNDING THE CITY IN A SEMI CIRCLE TO THE SOUTH. THAT RAIN IS IN A 50 MILE WIDE BAND AND EXTENDS FROM GIDDINGS TO LOCKHART AND LULING AND THEN NORTHWEST TO SOUTH OF BLANCO AND NEAR KERRVILLE. THIS RAIN AREA IS MOVING NORTH AT 10 TO 15 MILES AND WILL BE MOVING ACROSS THE CITY OF AUSTIN THROUGH THE EARLY AND MIDDLE AFTERNOON HOURS. RAINFALL RATES ARE MOSTLY ABOUT 1/4 INCH PER HOUR BUT SOME OF THE HEAVIEST SHOWERS WILL PRODUCE UP TO 1 INCH IN AN HOUR. SINCE OUR AREA IS ALREADY SATURATED CREEKS AND CITY STREETS COULD FLOOD QUITE RAPIDLY IN THE HEAVIER SHOWERS. MOTORISTS SHOULD STAY ALERT FOR RISING WATER THIS AFTERNOON.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 7:16 PM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jun 2, 7:17 PM CDT | Flash Flood Warning | EWX | Fayette | 3 hr |
| Jun 2, 9:20 PM CDT | Flash Flood Warning | EWX | Guadalupe | 3 hr |
| Jun 2, 10:16 PM CDT | Flash Flood Warning | EWX | Gonzales, Wilson | 2 hr |
| Jun 2, 10:16 PM CDT | Flash Flood Warning | EWX | Bexar | 2 hr |
| Jun 3, 3:04 AM CDT | Flash Flood Warning | EWX | Edwards, Kerr, Real | 116 min |
| Jun 3, 4:00 AM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 60 min |
| Jun 3, 4:20 AM CDT | Flash Flood Warning | EWX | Val Verde | 4 hr |
| Jun 3, 4:57 AM CDT | Flash Flood Warning | EWX | Kerr, Real | 2 hr |
| Jun 3, 5:22 AM CDT | Flash Flood Warning | EWX | Uvalde | 2 hr |
| Jun 3, 7:56 AM CDT | Flash Flood Warning | EWX | Medina | 3 hr |
| Jun 3, 8:00 AM CDT | Flash Flood Warning | EWX | Val Verde | 4 hr |
| Jun 3, 9:56 AM CDT | Flash Flood Warning | EWX | Webb | 2 hr |
| Jun 3, 10:44 AM CDT | Flash Flood Warning | EWX | Bandera, Kendall | 4 hr |
| Jun 3, 10:44 AM CDT | Flash Flood Warning | EWX | Medina | 4 hr |
| Jun 3, 12:54 PM CDT | Flash Flood Warning | EWX | Kerr | 3 hr |
| Jun 3, 2:24 PM CDT | Tornado Warning | EWX | Lavaca | 56 min |
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.