Alert archive / Texas / Flash Flood Warnings in 1997

Flash Flood Warning 140, NWS Austin/San Antonio, TX

June 16, 1997Edwards County, Real County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jun 16, 1997, 9:40 AM CDT for Edwards County, Real County, Texas. It was in force for 2 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, 9:40 AM CDT (14:40 UTC)
Expired
Jun 16, 1997, 11:45 AM CDT
In force
2 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Edwards County, TX, Real County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 2.7 hours before the alert went out and 96 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 12:00Z on 1997-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3772 joules per kilogram.LCLEL10008507005003002001001 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 12:00Z on 1997-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 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
3772 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
468 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
2.2
Supercell composite
9.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 161447
FFWSAT
TXC137-385-161645-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
940 AM CDT MON JUN 16 1997
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1145 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...EDWARDS COUNTY...REAL COUNTY
 
AT 940 AM...DOPPLER RADAR CONTINUED TO INDICATE AN AREA OF
SHOWERS AND THUNDERSTORMS MOVING ACROSS EDWARDS AND REAL
COUNTIES.  A FEW OF THESE STORMS CONTAIN BRIEF HEAVY RAIN.
SINCE THE GROUND IS SATURATED FROM PRIOR RAINS...THIS
ADDITIONAL RAINFALL WILL NOT SOAK BUT RUN OFF INTO ALREADY
SWOLLEN CREEKS AND RIVERS...OR FLOOD NORMALLY DRY LOW-WATER
CROSSINGS.
 
MOTORISTS SHOULD NOT DRIVE ACROSS FLOODED LOW-WATER CROSSINGS.
CHILDREN SHOULD BE KEPT AWAY FROM FLOOD DRAINAGE DITCHES...
CREEKS AND RIVERS.  EVERYONE SHOULD STAY AWAY FROM CREEK AND
RIVER BANKS...THEY GIVE WAY SUDDENLY WHEN LOOSENED BY RAINS.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT.  IT IS
IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.  CAMPERS AND OTHER
PEOPLE IN RECRE,ATION AREAS ALONG CREEKS...STREAMS...AND RIVERS IN
THE WARNING AREA SHOULD MOVE TO HIGH GROUND IMMEDIATELY.

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 16, 5:31 AM CDT, 4 hours 9 minutes before
TXZ171>173-183>194-202>209-217>225-228-170000-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
532 AM CDT MON JUN 16 1997

THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON
AND TONIGHT WEST OF A LINE FROM JUNCTION TO HONDO TO DEL RIO.  THERE
IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND
TONIGHT WEST OF A LINE FROM COLLEGE STATION TO BEEVILLE TO LAREDO.
THE PRIMARY THREAT IS FROM LARGE HAIL AND DAMAGING WINDS.

HAZARDOUS WEATHER IN THE FORM OF FLASH FLOODING FROM THESE
THUNDERSTORMS IS ALSO POSSIBLE OVER PORTIONS OF THE
HILL COUNTRY...SOUTH CENTRAL TEXAS...AND THE RIO GRANDE PLAIN.
A FLASH FLOOD WATCH IS IN EFFECT ALONG AND NORTH OF A LINE FROM
LAREDO TO SAN DIEGO TO JOURDANTON TO CUERO-HALLETTSVILLE TO
GIDDINGS.  IT INCLUDES THE METROPOLITAN AREAS OF SAN ANTONIO... DEL
RIO... LAREDO...AND AUSTIN.

AN UPPER LEVEL LOW PRESSURE SYSTEM WILL MOVE ACROSS CENTRAL TEXAS
TODAY AND TONIGHT.  STORMS ARE EXPECTED TO DEVELOP IN WEST TEXAS
AND NORTHERN MEXICO AND MOVE ACROSS SOUTH CENTRAL TEXAS LATE THIS
AFTERNOON AND TONIGHT.  ABUNDANT MOISTURE AT BOTH THE SURFACE AND
UPPER LEVELS WILL RESULT IN RAINFALL AMOUNTS OF 1 TO 2 INCHES OVER
MUCH OF THE AREA WITH SCATTERED TOTALS OF 3 TO 4 INCHES ESPECIALLY IN
WESTERN COUNTIES.  RAINS FROM PREVIOUS DAYS HAS SATURATED THE GROUND
IN MANY AREAS AND ADDITIONAL RUNOFF MAY PUSH RIVERS...CREEKS...AND
STREAMS OUT OF BANKS.

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 16, 5:32 AM CDT, 4 hours 8 minutes before
TXZ171>173-183>194-202>209-217>225-228-170000-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
532 AM CDT MON JUN 16 1997

THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON
AND TONIGHT WEST OF A LINE FROM JUNCTION TO HONDO TO DEL RIO.  THERE
IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND
TONIGHT WEST OF A LINE FROM COLLEGE STATION TO BEEVILLE TO LAREDO.
THE PRIMARY THREAT IS FROM LARGE HAIL AND DAMAGING WINDS.

HAZARDOUS WEATHER IN THE FORM OF FLASH FLOODING FROM THESE
THUNDERSTORMS IS ALSO POSSIBLE OVER PORTIONS OF THE
HILL COUNTRY...SOUTH CENTRAL TEXAS...AND THE RIO GRANDE PLAIN.
A FLASH FLOOD WATCH IS IN EFFECT ALONG AND NORTH OF A LINE FROM
LAREDO TO SAN DIEGO TO JOURDANTON TO CUERO-HALLETTSVILLE TO
GIDDINGS.  IT INCLUDES THE METROPOLITAN AREAS OF SAN ANTONIO... DEL
RIO... LAREDO...AND AUSTIN.

AN UPPER LEVEL LOW PRESSURE SYSTEM WILL MOVE ACROSS CENTRAL TEXAS
TODAY AND TONIGHT.  STORMS ARE EXPECTED TO DEVELOP IN WEST TEXAS
AND NORTHERN MEXICO AND MOVE ACROSS SOUTH CENTRAL TEXAS LATE THIS
AFTERNOON AND TONIGHT.  ABUNDANT MOISTURE AT BOTH THE SURFACE AND
UPPER LEVELS WILL RESULT IN RAINFALL AMOUNTS OF 1 TO 2 INCHES OVER
MUCH OF THE AREA WITH SCATTERED TOTALS OF 3 TO 4 INCHES ESPECIALLY IN
WESTERN COUNTIES.  RAINS FROM PREVIOUS DAYS HAS SATURATED THE GROUND
IN MANY AREAS AND ADDITIONAL RUNOFF MAY PUSH RIVERS...CREEKS...AND
STREAMS OUT OF BANKS.

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, 4:11 AM CDTFlash Flood WarningEWXVal Verde3 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

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.