Alert archive / Texas / Flash Flood Warnings in 1987
Flash Flood Warning 32, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 2, 1987, 9:20 PM CDT for Guadalupe County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1987, 9:20 PM CDT (02:20 UTC)
- Expired
- Jun 3, 1987, 12:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Guadalupe 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, 2.3 hours before the alert went out and 130 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
- 720 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 774 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 87 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 030220
FFWSAT
TXC187-030530-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
920 PM CDT TUE JUN 2 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 1230 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...GUADALUPE
THE SHERIFFS DEPARTMENT IN SEGUIN REPORTS MANY LOW WATER CROSSINGS IN
GUADALUPE COUNTY REMAIN FLOODED AT THIS TIME. ALTHOUGH ONLY LIGHT
RAIN IS FALLING AT THE MOMENT...FLASH FLOODING IS EXPECTED TO
CONTINUE TO PAST MIDNIGHT TONIGHT.
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.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 2, 3:57 PM CDT, 5 hours 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 350 PM CDT TUE JUN 2 1987 ...SMALL STREAM AND URBAN FLOOD STATEMENT... WEATHER RADAR SHOWS WIDESPREAD MODERATE RAIN OVER A LARGE PORTION OF CENTRAL TEXAS... THE HEAVIEST RAINFALL IS ONCE AGAIN SOUTH THROUGH WEST OF AUSTIN AND IS MOVING NORTH. THAT RAIN EXTENDS FROM LULING TO SEGUIN... CANYON LAKE AND DRIPPING SPRINGS. SEVERAL OF THESE SHOUWES HAVE RAINFALL RATES OF 1 TO 2 INCHES AN HOUR. THE CITY OF AUSTIN IS JUST ABOUT SATURATED... SOME CITY STREETS HAVE BEEN BARRICADED AND ALL CREEKS ARE AT OR NEAR BANKFULL. ADDITIONAL RAINS OF ONLY 1/2 TO 1 INCH WILL LIKELY CAUSE ADDITIONAL FLOODING. MOTORISTS SHOULD USE EXTREME CAUTION AkT LOW WATER CROSSINGS AND BE ALERT ON CITY STREETS WITH POOR DRAINAGE UNTILL HIGH WATER SIBSIDES. A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT.
Special weather statement, Jun 2, 4:47 PM CDT, 4 hours 33 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 450 PM CDT TUE JUN 2 1987 ...SMALL STREAM AND URBAN FLOOD STATEMENT... WEATHER RADAR SHOWS WIDESPREAD MODERATE RAIN OVER A LARGE PORTION OF CENTRAL TEXAS... THE HEAVIEST RAINFALL EXTENDS FROM COLLEGE STATION TO LULING... JUST NORTH OF SAN ANTONIO AND OVER THE HILL COUNTRY TO BLANCO AND JOHNSON CITY. SEVERAL OF THESE HEAVIER SHOUWES HAVE RAINFALL RATES OF 1 TO 2 INCHES AN HOUR. THE CITY OF AUSTIN REMAINS JUST ABOUT SATURATED... SOME CITY STREETS HAVE BEEN BARRICADED AND ALL CREEKS ARE AT OR NEAR BANKFULL. ADDITIONAL RAINS OF ONLY 1/2 TO 1 INCH WILL CAUSE ADDITIONAL FLOODING. MOTORISTS SHOULD USE EXTREME CAUTION AT LOW WATER CROSSINGS AND BE ALERT ON CITY STREETS WITH POOR DRAINAGE UNTILL HIGH WATER SIBSIDES. A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT.
Special weather statement, Jun 2, 6:14 PM CDT, 3 hours 6 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 615 PM CDT TUE JUN 2 1987 ...A FLASH FLOOD WATCH REMAINS IN EFFECT OVERNIGHT... WEATHER RADAR SHOWS WIDESPREAD LIGHT TO MODERATE RAINS CONTINUING OVER MOST OF CENTRAL TEXAS. THE HEAVIEST RAINFALL EXTENDS FROM BRYAN/COLLEGE STATION TO SMITHVILLE TO NEAR SAN ANTONIO. OTHER MODERATE SHOWERS ARE LOCATED FROM DRIPPING SPRINGS TO COMFORT. THE SHOWERS TO OUR SOUTHEAST ARE BUILDING SLOWLY TO THE SOUTH... WHILE THE SHOWERS OVER THE HILL COUNTRY ARE MOVING SLOWLY NORTH. RAIN HAS TAPERED OFF IN THE CITY OF AUSTIN BUT SOME CITY STREETS REMAIN BARRICADED AND ALL CREEKS ARE AT OR NEAR BANKFULL. MOTORISTS SHOULD STILL USE CAUTION AT LOW WATER CROSSINGS AND BE ALERT ON CITY STREETS WITH POOR DRAINAGE UNTILL WATER SIBSIDES.
Special weather statement, Jun 2, 8:27 PM CDT, 53 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 835 PM CDT TUE JUN 2 1987 ...A FLASH FLOOD WATCH HAS BEEN PLACED OVER VAL VERDE COUNTY TONIGHT... AT 820 PM CDT RADAR INDICATED NO SHOWERS OR THUNDERSTORMS IN OR NEAR THE IMMEDIATE BORDERS OF VAL VERDE COUNTY. HOWEVER...GROUPS OF STRONG STORMS THAT WERE LYING FROM SOUTHEAST OF SAN ANGELO TO SOUTHEAST OF SAN ANTONIO WERE DRIFTING SLOWLY SOUTHWEST TOWARDS VAL VERDE COUNTY. THE POSSIBLITY OF HEAVY RAINS WITH THESE STORMS IS HIGH AS THEY ARE MOVING SLOWLY. ONCE HEAVY RAINS COMMENCE IN OUR AREA EVERYONE DRIVING ON THE ROADS SHOULD BE PREPARED FOR THE FLOODING OF LOW WATER CROSSINGS. THIS GROUPS OF STORMS TO THE NORTHEAST OF VAL VERDE COUNTY HAVE BEEN PRODUCING AS MUCH AS 3 INCHES OF RAIN IN AN HOUR. YOUR NATIONAL WEATHER SERVICE WILL ISSUE ADDITIONALS STATEMENTS...SO STAY TUNED TO YOUR LOCAL RADIO...TV OR NOAA WEATHER RADIO.
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, 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, 2:09 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.