Alert archive / Texas / Flash Flood Warnings in 1993

Flash Flood Warning 2, NWS Austin/San Antonio, TX

May 5, 1993Bastrop County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at May 5, 1993, 11:24 AM CDT for Bastrop County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
May 5, 1993, 11:24 AM CDT (16:24 UTC)
Expired
May 5, 1993, 2:30 PM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Bastrop County, TX

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 12:00Z, 4.4 hours before the alert went out and 247 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, Stephenville/Cla, TX at 12:00Z on 1993-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 547 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, Stephenville/Cla, TX at 12:00Z on 1993-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -108 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
547 J/kg
Mixed-layer CIN
-374 J/kg
Mixed-layer LCL
823 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-108 m²/s²
0-3 km storm-relative helicity
-7 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 KAUS 051625
FFWAUS
TXC021-051930-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
1124 AM CDT WED MAY 5 1993
 
THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  230 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL TEXAS
 
   ...BASTROP COUNTY
 
AT 1120 AM...THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE MOVING THROUGH
SOUTH TEXAS AND WERE FROM LULING AND SAN MARCOS TO BASTROP AND
LEXINGTON.
 
THESE THUNDERSTORMS WERE REPEATEDLY TRACKING TOWARD THE NORTHEAST
OVER THE SAME AREAS AT 25 MILES AN HOUR.
 
NEARLY 3 AND ONE-HALF INCHES OF RAIN WAS REPORTED FROM BASTROP DURING
THE MORNING...MOST OF WHICH HAS FALLEN BETWEEN 8 AND 11 AM.
 
ADDITIONAL HEAVY RAINFALL IS EXPECTED AND FLOODING IS A HIGH
POSSIBILITY...IF NOT ALREADY OCCURRING.
 
 
 
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY. VEHICLES CAUGHT IN HIGH WATERS SHOULD BE ABANDONED
QUICKLY...THEN GET TO HIGHER GROUND.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS LOW WATER CROSSINGS...LOW SPOTS OR DIPS IF WATER
COVERS THE ROADWAY. TO BE SAFE...STAY ON OR SEEK HIGHER GROUND.
 
 
 
&

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, May 5, 7:20 AM CDT, 4 hours 4 minutes before
TXZ035-036-037-051415-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
720 AM CDT WED MAY 5 1993

AT 715 AM...THUNDERSTORMS WERE WIDESPREAD ACROSS SOUTH TEXAS. THE
STRONGER THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE SOUTH AND EAST OF
SAN ANTONIO...AND FROM HALLETTSVILLE NORTHEAST THROUGH LA GRANGE TO
COLLEGE STATION.

THE STORMS WERE MOVING TO THE NORTHEAST AT 25 MILES AN HOUR.

PERSONS OVER SOUTH TEXAS...ESPECIALLY THOSE WHO ARE EAST AND SOUTH OF
AUSTIN MAY EXPERIENCE VERY HEAVY DOWNPOURS...AND FREQUENT LIGHTNING.
MOTORIST ARE URGED TO EXERCISE EXTREME CAUTION THIS MORNING BY SLOWING
DOWN AND ALLOWING PLENTY OF ROOM FOR THE CAR AHEAD TO STOP.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION.
HOHMANN
Special weather statement, May 5, 7:20 AM CDT, 4 hours 4 minutes before
TXZ035-036-037-051415-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
720 AM CDT WED MAY 5 1993

AT 715 AM...THUNDERSTORMS WERE WIDESPREAD ACROSS SOUTH TEXAS. THE
STRONGER THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE SOUTH AND EAST OF
SAN ANTONIO...AND FROM HALLETTSVILLE NORTHEAST THROUGH LA GRANGE TO
COLLEGE STATION.

THE STORMS WERE MOVING TO THE NORTHEAST AT 25 MILES AN HOUR.

PERSONS OVER SOUTH TEXAS...ESPECIALLY THOSE WHO ARE EAST AND SOUTH OF
AUSTIN MAY EXPERIENCE VERY HEAVY DOWNPOURS...AND FREQUENT LIGHTNING.
MOTORIST ARE URGED TO EXERCISE EXTREME CAUTION THIS MORNING BY SLOWING
DOWN AND ALLOWING PLENTY OF ROOM FOR THE CAR AHEAD TO STOP.

STAY TUNED TO NOAA WEATHpER RADIO FOR THE LATEST WEATHER INFORMATION.
HOHMANN
Special weather statement, May 5, 7:39 AM CDT, 3 hours 45 minutes before
TXZ039-040-051400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
740 AM CDT WED MAY 5 1993

AT 740 AM CDT...AN AREA OF THUNDERSTORMS WAS LOCATED OVER EASTERN BEXAR
COUNTY EXTENDING NORTHEAST INTO GUADALUPE COUNTY.  THE AREA WAS MOVING
TO THE NORTHEAST AT 20 MILES AN HOUR.

THE STRONGEST THUNDERSTORM WAS JUST EAST OF SAN ANTONIO.  AT THE WEATHER
OFFICE IN THE NORTH CENTRAL PART OF THE CITY...HEAVY RAIN WAS FALLING
WITH NEARLY CONTINUOUS LIGHTNING.  MOTORISTS TRAVELING NEAR AND WITHIN
THE CITY MAY EXPERIENCE SOME MINOR STREET FLOODING...ESPECIALLY OVER
EASTERN SECTIONS.  LOW WATER CROSSINGS WILL FILL RAPIDLY AND SHOULD BE
AVOIDED IF POSSIBLE.  DO NOT ATTEMPT TO DRIVE THROUGH A FLOODED CROSSING.

THIS LOOKS TO BE THE LAST OF THE REAL ADVERSE WEATHER WITH ONLY LIGHT
SHOWERS INDICATED FURTHER TO THE SOUTHWEST.

ADDITIONAL STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.  STAY TUNED
TO NOAA WEATHER RADIO.
Special weather statement, May 5, 7:40 AM CDT, 3 hours 44 minutes before
TXZ039-040-051400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
740 AM CDT WED MAY 5 1993

AT 740 AM CDT...AN AREA OF THUNDERSTORMS WAS LOCATED OVER EASTERN BEXAR
COUNTY EXTENDING NORTHEAST INTO GUADALUPE COUNTY.  THE AREA WAS MOVING
TO THE NORTHEAST AT 20 MILES AN HOUR.

THE STRONGEST THUNDERSTORM WAS JUST EAST OF SAN ANTONIO.  AT THE WEATHER
OFFICE IN THE NORTH CENTRAL PART OF THE CITY...HEAVY RAIN WAS FALLING
WITH NEARLY CONTINUOUS LIGHTNING.  MOTORISTS TRAVELING NEAR AND WITHIN
THE CITY MAY EXPERIENCE SOME MINOR STREET FLOODING...ESPECIALLY OVER
EASTERN SECTIONS.  LOW WATER CROSSINGS WILL FILL RAPIDLY AND SHOULD BE
AVOIDED IF POSSIBLE.  DO NOT ATTEMPT TO DRIVE THROUGH A FLOODED CROSSING.

THIS LOOKS TO BE THE LAST OF THE REAL ADVERSE WEATHER WITH ONLY LIGHT
SHOWERS INDICATED FURTHER TO THE SOUTHWEST.

ADDITIONAL STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.  STAY TUNED
TO NOAA WEATHER RADIO.
Special weather statement, May 5, 9:19 AM CDT, 2 hours 5 minutes before
TXZ034-035-036-037-051515-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
919 AM CDT WED MAY 5 1993

...SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL 4 PM FOR TRAVIS ...
HAYS...CALDWELL...BASTROP...LEE...BURLESON...AND FAYETTE COUNTIES...

AT 915 AM...SHOWERS AND THUNDERSTORMS WERE WIDESPREAD ACROSS SOUTH
TEXAS.  THE STRONGEST THUNDERSTORMS WERE FROM SAN MARCOS AND LULING
TO FLATONIA AND ROSANKY...AND FROM ROSANKY TO COLLEGE STATION.

THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 25 MILES AN HOUR.

THE STRONGEST STORMS ARE CAPABLE OF HAIL...DANGEROUS FREQUENT LIGHTNING
AND TORRENTIAL DOWNPOURS.  PERSONS ACROSS SOUTH TEXAS...EPSECIALLY IN
AREAS EAST AND SOUTH OF AUSTIN SHOULD STAY ALERT TO RAPIDLY CHANGING
WEATHER CONDITIONS AND BE PREPARED TO TAKE SHELTER SHOULD THREATENING
WEATHER APPROACH OR A WARNING BE ISSUED.
HOHMANN
Special weather statement, May 5, 9:20 AM CDT, 2 hours 4 minutes before
TXZ034-035-036-037-051515-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
919 AM CDT WED MAY 5 1993

...SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL 4 PM FOR TRAVIS ...
HAYS...CALDWELL...BASTROP...LEE...BURLESON...AND FAYETTE COUNTIES...

AT 915 AM...SHOWERS AND THUNDERSTORMS WERE WIDESPREAD ACROSS SOUTH
TEXAS.  THE STRONGEST THUNDERSTORMS WERE FROM SAN MARCOS AND LULING
TO FLATONIA AND ROSANKY...AND FROM ROSANKY TO COLLEGE STATION.

THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 25 MILES AN HOUR.

THE STRONGEST STORMS ARE CAPABLE OF HAIL...DANGEROUS FREQUENT LIGHTNING
AND TORRENTIAL DOWNPOURS.  PERSONS ACROSS SOUTH TEXAS...EPSECIALLY IN
AREAS EAST AND SOUTH OF $AUSTIN SHOULD STAY ALERT TO RAPIDLY CHANGING
WEATHER CONDITIONS AND BE PREPARED TO TAKE SHELTER SHOULD THREATENING
WEATHER APPROACH OR A WARNING BE ISSUED.
HOHMANN

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 5:15 AM CDTFlash Flood WarningEWXZavala90 min
May 5, 5:15 AM CDTSevere Thunderstorm WarningEWXZavala90 min
May 5, 7:02 AM CDTSevere Thunderstorm WarningEWXJackson58 min
May 5, 11:46 AM CDTFlash Flood WarningEWXBexar, Comal, Guadalupe3 hr
May 5, 1:04 PM CDTSevere Thunderstorm WarningEWXBandera56 min
May 5, 2:11 PM CDTSevere Thunderstorm WarningEWXBexar34 min
May 5, 2:25 PM CDTFlash Flood WarningEWXComal4 hr
May 5, 2:30 PM CDTSevere Thunderstorm WarningEWXBandera, Uvalde60 min
May 5, 3:19 PM CDTFlash Flood WarningEWXBandera, Medina3 hr
May 5, 3:27 PM CDTSevere Thunderstorm WarningEWXVictoria63 min
May 5, 4:16 PM CDTSevere Thunderstorm WarningEWXBexar59 min
May 5, 4:37 PM CDTSevere Thunderstorm WarningEWXVictoria68 min
May 5, 5:52 PM CDTFlash Flood WarningEWXVictoria2 hr
May 5, 6:08 PM CDTSevere Thunderstorm WarningEWXLa Salle67 min

Nearby

Flash Flood Warnings in Texas, 1993Every flash flood warning in 1993

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.