Alert archive / Texas / Flash Flood Warnings in 1987
Flash Flood Warning 44, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 3, 1987, 12:54 PM CDT for Kerr County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 3, 1987, 12:54 PM CDT (17:54 UTC)
- Expired
- Jun 3, 1987, 4:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Kerr 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 12:00Z, 5.9 hours before the alert went out and 163 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 684 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -198 m²/s²
- 0-3 km storm-relative helicity
- -45 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 031754
FFWSAT
TXC265-032100-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1254 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
...KERR
MODERATE THE OCCASIONALLY HEAVY RAINS CONTINUE ACROSS KERR COUNTY AND
ARE EXPECTED TO PERSIST FOR THE NEXT 2 OR 3 HOURS. MANY ROADS AND
LOW WATER CROSSINGS ARE FLOODED IN KERR COUNTY AND THE ADDITIONAL
RAINS WILL ONLY ADD TO THE PRESENT FLOODING PROBLEMS.
THE FLASH FLOOD WARNINGS ISSUED EARLIER FOR BEXAR AND ATASCOSA
COUNTIES ARE CANCELLED.
LIGHT RAIN WILL CONTINUE ACROSS BEXAR AND ATASCOSA COUNTIES FOR THE
NEXT HOUR OR TWO...BUT THE HEAVY RAINFALL APPEARS TO BE OVER FOR THE
REMAINDER OF THE AFTERNOON. HOWEVER... IT WILL TAKE SEVERAL HOURS FOR
THE WATER TO RECEDE FROM FLOODED LOW WATER CROSSINGS. DRAINAGE AREAS
WILL REMAIN FULL WITH SWIFTLY RUNNING WATER THROUGHOUT THE AFTERNOON.
A FLASH FLOOD WATCH CONTINUES IN EFFECT THROUGH THIS AFTERNOON FOR
THE TEXAS HILL COUNTRY AND ADJACENT AREAS OF SOUTHCENTRAL TEXAS. THE
WATCH WILL LIKELY BE EXTENDED INTOl TONIGHT. PEOPLE IN OR NEAR THE
WATCH ARE URGED TO LISTEN FOR THE LATEST STATMENTS AND POSSIBLE
WARNINGS AND BE PREPARED TO SEEK HIGHER GROUND SHOULD RISING WATER
OCCUR.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
Local storm report, Jun 3, 8:02 AM CDT, 4 hours 52 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
8AM CDT WED JUN 3 1987
TIME EVENT
630 AM MARBLE TO GOLF BALL SIZE HAIL IN WESTERN PART OF UVALDE
COUNTYSpecial weather statement, Jun 3, 9:16 AM CDT, 3 hours 38 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, 45 minutes 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, 40 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, 2:09 PM CDT | Flash Flood Warning | EWX | Gonzales | 111 min |
| 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.