Alert archive / Texas / Flash Flood Warnings in 1988

Flash Flood Warning 9, NWS Austin/San Antonio, TX

June 26, 1988Edwards County, Real County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jun 26, 1988, 5:18 AM CDT for Edwards County, Real County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 26, 1988, 5:18 AM CDT (10:18 UTC)
Expired
Jun 26, 1988, 8:15 AM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Edwards County, TX, Real 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

Midland Regional, TX (KMAF), launched 00:00Z, 10.3 hours before the alert went out and 305 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.

Skew-T log-pSkew-T log-p diagram, Midland Regional, TX at 00:00Z on 1988-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 1988-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
9 J/kg
Mixed-layer CIN
-121 J/kg
Mixed-layer LCL
1675 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSAT 261027
FFWSAT
TXC137-385-261315-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
518 AM CDT SUN JUN 26 1988
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  815 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH TEXAS
          ...EDWARDS...REAL
 
HONDO RADAR CONTINUES TO INDICATE THUNDERSTORMS PRODUCING HEAVY
RAINFALL OVER MUCH OF EDWARDS AND REAL COUNTIES.  THESE THUNDERSTORMS
ARE MOVING TO THE NORTHEAST AT 15 MILES AN HOUR.
 
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR HAS BEEN
REPORTED.
 
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 25, 11:55 PM CDT, 5 hours 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
1205 AM CDT SUN JUN 26 1988

RADAR SHOWS A LARGE BAND OF RAIN OVER THE HILL COUNTRY... JUST
WEST OF AUSTIN. THIS AREA OF RAIN IS NEARLY 80 MIOLES WIDE AND
EXTENDS FROM EAST OF BROWNWOOD TO SOUTH OF SAN ANTONIO.

RAIN... WITH LOCAL HEAVY THUNDERSTORMS WILL BE MOVING THROUGH THE
CAPITAL CITY BETWEEN MIDNIGHT AND 2 AM THIS MORNING.
Special weather statement, Jun 26, 2:08 AM CDT, 3 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
210 AM CDT SUN JUN 26 1988

...A FLASH FLOOD WARNING CONTINUES IN EFFECT FOR COMAL AND BEXAR
COUNTIES INCLUDING THE SAN ANTONIO METROPOLITAN AREA...

ALTHOUGH THE LINE OF THUNDERSTORMS WHICH PRODUCED THE HEAVY RAINS
ACROSS BEXAR AND COMAL COUNTIES HAS MOVED OUT OF THE AREA THE POTENTIAL
FOR ADDITIONAL RAIN CONTINUES.  THE ATMOSPHERE OVER ALL OF SOUTH TEXAS
THIS MORNING IS UNSTABLE AND THUNDERSTORMS CONTINUE TO DEVELOP TO THE
WEST AND SOUTH OF BEXAR COUNTY.  NATIONAL WEATHER SERVICE RADAR SHOWS
THESE STORMS MOVING TO THE NORTH AT ABOUT 10 MILES AN HOUR...AS A
RESULT A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 315 AM CDT FOR
BEXAR AND COMAL COUNTIES.

RAINFALL AMOUNTS OF 1 TO 2 INCHES HAVE BEEN REPORTED ACROSS SAN ANTONIO
THIS MORNING WITH 2 TO 3 INCHES OVER COMAL COUNTY.  SINCE THE GROUND
IS SATURATED ANY ADDITIONAL RAINS WILL CONTINUE TO RUN OFF.
        <
IF YOU ARE DRIVING AROUND THE AREA THIS MORNING YOU SHOULD BE PREPARED
FOR SLICK STREETS AND HIGHWAYS.  RESIDENTS LIVING NEAR FLOOD-PRONE
CREEKS AND LOW-LYING AREAS SHOULD BE PREPARED TO MOVE TO SAFETY IF
HEAVY RAIN OR FLOODING IS OBSERVED.

ADDITIONAL ST4ATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 1:10 AM CDTFlash Flood WarningEWXEdwards, Real4 hr
Jun 26, 4:22 AM CDTFlash Flood WarningEWXUvalde4 hr
Jun 26, 8:34 AM CDTFlash Flood WarningEWXEdwards, Real3 hr

Nearby

Flash Flood Warnings in Texas, 1988Every flash flood warning in 1988

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.