Alert archive / Texas / Flash Flood Warnings in 1997

Flash Flood Warning 134, NWS Austin/San Antonio, TX

June 16, 1997Val Verde County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jun 16, 1997, 4:11 AM CDT for Val Verde County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 16, 1997, 4:11 AM CDT (09:11 UTC)
Expired
Jun 16, 1997, 7:15 AM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Val Verde County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 9.2 hours before the alert went out and 66 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, Del Rio, TX at 00:00Z on 1997-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4168 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 00:00Z on 1997-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 square meters per square second.19395878Sfc1 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
4168 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
925 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
2.9
Supercell composite
10.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 160918 COR
FFWSAT
TXC465-161215-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTED FOR RAINFALL DURATION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
411 AM CDT MON JUN 16 1997

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  715 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTH CENTRAL TEXAS

   ...VAL VERDE COUNTY

AT 410 AM NATIONAL WEATHER SERVICE RADAR INDICATED A BAND OF
THUNDERSTORMS WITH VERY HEAVY RAIN FROM DRYDEN TO PANDALE TO JUNO.
OTHER THUNDERSTORMS WERE DEVELOPING IN MEXICO AND WERE ENTERING THE
SOUTHWESTERN SECTION OF VAL VERDE COUNTY.  RADAR ESTIMATES
RAINFALL RATES OF 1 TO 1 1/2 INCHES PER HOUR WITH THESE STORMS.
TWO TO AS MUCH AS THREE INCHES OF RAIN HAVE FALLEN OVER NORTHERN
PORTIONS OF VAL VERDE DURING THE PAST 3 HOURS.  ADDITIONAL AMOUNTS
OF 1 TO 2 INCHES ARE POSSIBLE DURING THE NEXT 1 TO 2 HOURS
ESPECIALLY OVER NORTHERN SECTIONS OF THE COUNTY.  PEOPLE TRAVELING
THROUGH THE COUNTY SHOULD BE EXTRA CAUTIOUS IN AND AROUND ROADS NEAR
THE PECOS RIVER.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS OBSERVED
ACT QUICKLY.  MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

AVOID ALREADY FLOODED AREAS.  TRAVELERS SHOULD NOT ATTEMPT TO
CROSS FLOODED ROADS.  IF YOUR VEHICLE STALLS...LEAVE IT AND MOVE
IMMEDIATELY TO HIGHER GROUND IF YOU CAN DO SO SAFELY.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT.
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT ATTEMPT TO
CROSS BRIDGES...OR LOW SPOTS IF WATER COVERS THE ROADWAY.  NEVER TRY
TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT TO ESCAPE
RISING WATER DURING THREATENING RAINS.

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 15, 10:55 PM CDT, 5 hours 16 minutes before
TXZ171>173-183>194-202>209-217>225-228-161130-

HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1100 PM CDT SUN JUN 15 1997

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR EXTREME WESTERN
PORTIONS OF SOUTH CENTRAL TEXAS UNTIL 4AM FOR THE FOLLOWING
COUNTIES...

VAL VERDE... KINNEY... REAL... UVALDE... EDWARDS...

THIS INCLUDES THE CITIES OF...
DEL RIO... ROCKSPRINGS... LEAKEY... BRACKETTVILLE... UVALDE...

HAZARDOUS WEATHER IN THE FORM OF SEVERE THUNDERSTORMS PRODUCING
LARGE HAIL AND DAMAGING WINDS.

HAZARDOUS WEATHER IN THE FORM OF FLASH FLOODING FROM THESE
THUNDERSTORMS IS POSSIBLE TONIGHT INTO MONDAY OVER PORTIONS OF THE
HILL COUNTRY...SOUTH CENTRAL TEXAS...AND THE RIO GRANDE PLAIN.

A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT THROUGH MONDAY NOON. THE
WATCH AREA COVERS THE HILL COUNTRY... SOUTH CENTRAL TEXAS... AND THE
RIO GRANDE PLAINS.  THIS WATCH AREA IS ALONG AND NORTH OF A LINE FROM
LAREDO TO SAN DIEGO TO JOURDANTON TO CUREO-HALLETTSVILLE TO
GRIDDINGS.  IT INCLUDES THE METROPOLITAN AREAS OF SAN ANTONIO... DEL
RIO... LAREDO... AUSTIN.  THE COUNTIES IN THE WATCH AREA ARE:

MENARD       KIMBLE        MASON         LLANO        BURNET
GILLESPIE    EDWARDS       REAL          BLANCO       TRAVIS
WILLIAMSON   KINNEY        UVALDE        MEDINA       BEXAR
ZAVALA       DIMMIT        FRIO          ATASCOSA     DE WITT
KARNES       LAVACA        FAYETTE       KENDALL      COMAL
HAYS         KERR          BANDERA       CALDWELL     GUADALUPE
LEE          BASTROP       WILSON        GONZALES     VAL VERDE
MAVERICK     LA SALLE      WEBB          DUVAL        MC MULLEN

HEAVY RAINFALL FROM LAST NIGHT HAVE SATURATED THE GROUND ACROSS MUCH
OF THE AREA.  ABUNDANT ATMOSPHERIC MOISTURE FROM THE REMNANTS OF
PACIFIC TROPICAL STORM BLANCA REMAINS OVER THE REGION.  THIS WILL
AGAIN INTERACT WITH THE ENERGY FROM AN UPPER LEVEL DISTURBANCE OVER
THE SOUTHWEST U.S. AND A DRYLINE MOVING OUT OF NEW MEXICO TO TRIGGER
ADDITIONAL THUNDERSTORMS TONIGHT PRODUCING LOCALLY HEAVY RAINFALLS
OVER THE WATCH AREA FROM DEL RIO INTO THE HILL COUNTRY AND SOUTH
CENTRAL TEXAS.

PORTIONS OF SOUTH CENTRAL TEXAS RECEIVED 2 TO 3 INCHES OF RAIN LAST
TONIGHT AND THIS MORNING.  THE UPCOMING ROUND OF THUNDERSTORMS IS
EXPECTED TO YIELD ADDITIONAL RAINFALL AMOUNTS FROM OF 1 TO 2 INCHES
REGION-WIDE WITH ISOLATED TOTALS OF 3 TO 4 INCHES POSSIBLE.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF
FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT
FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW
FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU
FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS...AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOxUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.
Special weather statement, Jun 15, 10:57 PM CDT, 5 hours 14 minutes before
TXZ171>173-183>194-202>209-217>225-228-161130-

HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1100 PM CDT SUN JUN 15 1997

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR EXTREME WESTERN
PORTIONS OF SOUTH CENTRAL TEXAS UNTIL 4AM FOR THE FOLLOWING
COUNTIES...

VAL VERDE... KINNEY... REAL... UVALDE... EDWARDS...

THIS INCLUDES THE CITIES OF...
DEL RIO... ROCKSPRINGS... LEAKEY... BRACKETTVILLE... UVALDE...

HAZARDOUS WEATHER IN THE FORM OF SEVERE THUNDERSTORMS PRODUCING
LARGE HAIL AND DAMAGING WINDS CAN BE EXPECTED.

HAZARDOUS WEATHER IN THE FORM OF FLASH FLOODING FROM THESE
THUNDERSTORMS IS POSSIBLE TONIGHT INTO MONDAY OVER PORTIONS OF THE
HILL COUNTRY...SOUTH CENTRAL TEXAS...AND THE RIO GRANDE PLAIN.

A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT THROUGH MONDAY NOON. THE
WATCH AREA COVERS THE HILL COUNTRY... SOUTH CENTRAL TEXAS... AND THE
RIO GRANDE PLAINS.  THIS WATCH AREA IS ALONG AND NORTH OF A LINE FROM
LAREDO TO SAN DIEGO TO JOURDANTON TO CUREO-HALLETTSVILLE TO
GRIDDINGS.  IT INCLUDES THE METROPOLITAN AREAS OF SAN ANTONIO... DEL
RIO... LAREDO... AUSTIN.  THE COUNTIES IN THE WATCH AREA ARE:

MENARD       KIMBLE        MASON         LLANO        BURNET
GILLESPIE    EDWARDS       REAL          BLANCO       TRAVIS
WILLIAMSON   KINNEY        UVALDE        MEDINA       BEXAR
ZAVALA       DIMMIT        FRIO          ATASCOSA     DE WITT
KARNES       LAVACA        FAYETTE       KENDALL      COMAL
HAYS         KERR          BANDERA       CALDWELL     GUADALUPE
LEE          BASTROP       WILSON        GONZALES     VAL VERDE
MAVERICK     LA SALLE      WEBB          DUVAL        MC MULLEN

HEAVY RAINFALL FROM LAST NIGHT HAVE SATURATED THE GROUND ACROSS MUCH
OF THE AREA.  ABUNDANT ATMOSPHERIC MOISTURE FROM THE REMNANTS OF
PACIFIC TROPICAL STORM BLANCA REMAINS OVER THE REGION.  THIS WILL
AGAIN INTERACT WITH THE ENERGY FROM AN UPPER LEVEL DISTURBANCE OVER
THE SOUTHWEST U.S. AND A DRYLINE MOVING OUT OF NEW MEXICO TO TRIGGER
ADDITIONAL THUNDERSTORMS TONIGHT PRODUCING LOCALLY HEAVY RAINFALLS
OVER THE WATCH AREA FROM DEL RIO INTO THE HILL COUNTRY AND SOUTH
CENTRAL TEXAS.

PORTIONS OF SOUTH CENTRAL TEXAS RECEIVED 2 TO 3 INCHES OF RAIN LAST
TONIGHT AND THIS MORNING.  THE UPCOMING ROUND OF THUNDERSTORMS IS
EXPECTED TO YIELD ADDITIONAL RAINFALL AMOUNTS FROM OF 1 TO 2 INCHES
REGION-WIDE WITH ISOLATED TOTALS OF 3 TO 4 INCHES POSSIBLE.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF
FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT
FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW
FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU
FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS...AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.
Special weather statement, Jun 15, 11:00 PM CDT, 5 hours 11 minutes before
TXZ171>173-183>194-202>209-217>225-228-161130-

HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1100 PM CDT SUN JUN 15 1997

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR EXTREME WESTERN
PORTIONS OF SOUTH CENTRAL TEXAS UNTIL 4AM FOR THE FOLLOWING
COUNTIES...

VAL VERDE... KINNEY... REAL... UVALDE... EDWARDS...

THIS INCLUDES THE CITIES OF...
DEL RIO... ROCKSPRINGS... LEAKEY... BRACKETTVILLE... UVALDE...

HAZARDOUS WEATHER IN THE FORM OF SEVERE THUNDERSTORMS PRODUCING
LARGE HAIL AND DAMAGING WINDS CAN BE EXPECTED.

HAZARDOUS WEATHER IN THE FORM OF FLASH FLOODING FROM THESE
THUNDERSTORMS IS POSSIBLE TONIGHT INTO MONDAY OVER PORTIONS OF THE
HILL COUNTRY...SOUTH CENTRAL TEXAS...AND THE RIO GRANDE PLAIN.

A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT THROUGH MONDAY NOON. THE
WATCH AREA COVERS THE HILL COUNTRY... SOUTH CENTRAL TEXAS... AND THE
RIO GRANDE PLAINS.  THIS WATCH AREA IS ALONG AND NORTH OF A LINE FROM
LAREDO TO SAN DIEGO TO JOURDANTON TO CUREO-HALLETTSVILLE TO
GRIDDINGS.  IT INCLUDES THE METROPOLITAN AREAS OF SAN ANTONIO... DEL
RIO... LAREDO... AUSTIN.  THE COUNTIES IN THE WATCH AREA ARE:

MENARD       KIMBLE        MASON         LLANO        BURNET
GILLESPIE    EDWARDS       REAL          BLANCO       TRAVIS
WILLIAMSON   KINNEY        UVALDE        MEDINA       BEXAR
ZAVALA       DIMMIT        FRIO          ATASCOSA     DE WITT
KARNES       LAVACA        FAYETTE       KENDALL      COMAL
HAYS         KERR          BANDERA       CALDWELL     GUADALUPE
LEE          BASTROP       WILSON        GONZALES     VAL VERDE
MAVERICK     LA SALLE      WEBB          DUVAL        MC MULLEN

HEAVY RAINFALL FROM LAST NIGHT HAVE SATURATED THE GROUND ACROSS MUCH
OF THE AREA.  ABUNDANT ATMOSPHERIC MOISTURE FROM THE REMNANTS OF
PACIFIC TROPICAL STORM BLANCA REMAINS OVER THE REGION.  THIS WILL
AGAIN INTERACT WITH THE ENERGY FROM AN UPPER LEVEL DISTURBANCE OVER
THE SOUTHWEST U.S. AND A DRYLINE MOVING OUT OF NEW MEXICO TO TRIGGER
ADDITIONAL THUNDERSTORMS TONIGHT PRODUCING LOCALLY HEAVY RAINFALLS
OVER THE WATCH AREA FROM DEL RIO INTO THE HILL COUNTRY AND SOUTH
CENTRAL TEXAS.

PORTIONS OF SOUTH CENTRAL TEXAS RECEIVED 2 TO 3 INCHES OF RAIN LAST
TONIGHT AND THIS MORNING.  THE UPCOMING ROUND OF THUNDERSTORMS IS
EXPECTED TO YIELD ADDITIONAL RAINFALL AMOUNTS FROM OF 1 TO 2 INCHES
REGION-WIDE WITH ISOLATED TOTALS OF 3 TO 4 INCHES POSSIBLE.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF
FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT
FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW
FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU
FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS...AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 11:06 PM CDTSevere Thunderstorm WarningEWXVal Verde69 min
Jun 16, 12:07 AM CDTSevere Thunderstorm WarningEWXVal Verde68 min
Jun 16, 1:45 AM CDTFlash Flood WarningEWXVal Verde2 hr
Jun 16, 5:05 AM CDTSevere Thunderstorm WarningEWXVal Verde55 min
Jun 16, 5:57 AM CDTSevere Thunderstorm WarningEWXEdwards63 min
Jun 16, 6:45 AM CDTFlash Flood WarningEWXEdwards, Real3 hr
Jun 16, 7:18 AM CDTFlash Flood WarningEWXVal Verde3 hr
Jun 16, 7:33 AM CDTSevere Thunderstorm WarningEWXKerr, Real57 min
Jun 16, 7:43 AM CDTFlash Flood WarningEWXBandera, Kerr3 hr
Jun 16, 8:24 AM CDTFlash Flood WarningEWXKinney2 hr
Jun 16, 8:38 AM CDTFlash Flood WarningEWXUvalde6 hr
Jun 16, 9:40 AM CDTFlash Flood WarningEWXEdwards, Real2 hr

Nearby

Flash Flood Warnings in Texas, 1997Every flash flood warning in 1997

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.