Alert archive / Texas / Flash Flood Warnings in 1993

Flash Flood Warning 32, NWS Austin/San Antonio, TX

October 19, 1993Kendall County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Oct 19, 1993, 11:52 PM CDT for Kendall County, Texas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Oct 19, 1993, 11:52 PM CDT (04:52 UTC)
Expired: Oct 20, 1993, 4:00 AM CDT
In force: 4 hr
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Kendall County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 4.9 hours before the alert went out and 215 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1433 J/kg
Mixed-layer CIN: -73 J/kg
Mixed-layer LCL: 1213 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 138 m²/s²
0-3 km storm-relative helicity: 186 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 8.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 200452
FFWSAT
TXC259-200900-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1152 PM CDT TUE OCT 19 1993
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  400 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH TEXAS
 
   ...KENDALL COUNTY
 
HIGHWAY 473 BETWEEN SISTERDALE AND INTERSTATE 10 IS CLOSED DUE TO
FLOODING. ALL CREEKS AND STREAMS WERE RISING RAPIDLY AT THIS TIME.
 
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.
 
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

Local storm report, Oct 19, 9:25 PM CDT, 2 hours 27 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE SAN ANTONIO, TX
925 PM CDT TUE OCT 19 1993

 540 PM CDT   3/4" HAIL OVER LAKE AMISTAD...VAL VERDE COUNTY

 833 PM CDT   1 1/4" HAIL..WIND GUST TO 64 MPH AT LAUGHLIN AFB...VAL VERDE
              COUNTY

 840 PM CDT   TORNADO PICKED UP POLICE CAR AND TOSSED IT IN A DITCH...
              CITY OF DEL RIO...VAL VERDE COUNTY

 858 PM CDT   TORNADO ON NORTHEAST SIDE OF DEL RIO DAMAGED A MOBILE HOME
              SOME PEOPLE HURT...VAL VERDE COUNTY

 920 PM CDT   MARBLE SIZE HAIL NEAR SYCAMORE CREEK...WESTERN KINNEY COUNTY

Local storm report, Oct 19, 9:25 PM CDT, 2 hours 27 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE SAN ANTONIO, TX
925 PM CDT TUE OCT 19 1993

 540 PM CDT   3/4" HAIL OVER LAKE AMISTAD...VAL VERDE COUNTY

 833 PM CDT   1 1/4" HAIL..WIND GUST TO 64 MPH AT LAUGHLIN AFB...VAL VERDE
              COUNTY

 840 PM CDT   TORNADO PICKED UP POLICE CAR AND TOSSED IT IN A DITCH...
              CITY OF DEL RIO...VAL VERDE COUNTY

 858 PM CDT   TORNADO ON NORTHEAST SIDE OF DEL RIO DAMAGED A MOBILE HOME
              S&OME PEOPLE HURT...VAL VERDE COUNTY

 920 PM CDT   MARBLE SIZE HAIL NEAR SYCAMORE CREEK...WESTERN KINNEY COUNTY

Special weather statement, Oct 19, 10:15 PM CDT, 1 hour 37 minutes before

TXZ183-200400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
1016 PM CDT TUE OCT 19 1993

...FLASH FLOOD WATCH CONTINUES IN EFFECT TONIGHT...
...TORNADO WARNING FOR VAL VERDE COUNTY HAS EXPIRED...
...TORNADO WATCH HAS EXPIRED...

AT 1010 PM CDT...NO PRECIPITATION REMAINED IN VAL VERDE COUNTY. ALL OF
THE ACTIVITY HAD MOVED OFF TO THE EAST.

ONE TORNADO TOUCHDOWN HAS BEEN CONFIRMED IN THE CITY OF DEL RIO...WHICH
OCCURED AROUND 820 PM CDT. THERE HAVE BEEN REPORTS OF DAMAGE AND
INJURIES WITH THIS STORM. IN ADDITION...BASEBALL SIZED HAIL HAD BEEN
REPORTED IN SEVERAL AREAS ACROSS THE CITY.

THE TORNADO WAS FIRST REPORTED IN THE SOUTHERN PART OF DEL RIO NEAR
HIGHWAY 277. IT APPEARS THAT THE TORNADO TRACKED TO THE NORTHEAST ALONG
THE SOUTHERN PORTION OF THE CITY. CONSIDERABLE DAMAGE WAS REPORTED
ALONG QUALLIA LANE. THE TORNADO CONTINUED TO THE NORTHEAST AND
CROSSED OVER US HIGHWAY 90...AND MOVED PASSED THE SHERIFFS
DEPARTMENT ON HAMILTON LANE. CONSIDERABLE DAMAGE AND INJURIES WERE
REPORTED IN THE VAL VERDE PARK ESTATES AREA.

Special weather statement, Oct 19, 10:16 PM CDT, 1 hour 36 minutes before

TXZ183-200400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
1016 PM CDT TUE OCT 19 1993

...FLASH FLOOD WATCH CONTINUES IN EFFECT TONIGHT...
...TORNADO WARNING FOR VAL VERDE COUNTY HAS EXPIRED...
...TORNADO WATCH HAS EXPIRED...

AT 1010 PM CDT...NO PRECIPITATION REMAINED IN VAL VERDE COUNTY. ALL OF
THE ACTIVITY HAD MOVED OFF TO THE EAST.

ONE TORNADO TOUCHDOWN HAS BEEN CONFIRMED IN THE CITY OF DEL RIO...WHICH
OCCURED AROUND 820 PM CDT. THERE HAVE BEEN REPORTS OF DAMAGE AND
INJURIES WITH THIS STORM. IN ADDITION...BASEBALL SIZED HAIL HAD BEEN
REPORTED IN SEVERAL AREAS ACROSS THE CITY.

THE TORNADO WAS FIRST REPORTED IN THE SOUTHERN PART OF DEL RIO NEAR
HIGHWAY 277. IT APPEARS THAT THE TORNADO TRACKED TO THE NORTHEAST ALONG
THE SOUTHERN PORTION OF THE CITY. CONSIDERABLE DAMAGE WAS REPORTED
ALONG QUALLIA LANE. THE TORNADO CONTINUED TO THE NORTHEAST AND
CROSSED OVER US HIGHWAY 90...AND MOVED PASSED THE SHERIFFS
DEPARTMENT ON HAMILTON LANE. CONSIDERABLE DAMAGE AND INJURIES WERE
REPORTED IN THE VAL VERDE PARK ESTATES AREA.

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 19, 8:10 PM CDT	Severe Thunderstorm Warning	EWX	Val Verde	50 min
Oct 19, 8:32 PM CDT	Tornado Warning	EWX	Val Verde	28 min
Oct 19, 8:41 PM CDT	Severe Thunderstorm Warning	EWX	Kinney	64 min
Oct 19, 9:00 PM CDT	Severe Thunderstorm Warning	EWX	Kerr	45 min
Oct 19, 9:31 PM CDT	Tornado Warning	EWX	Gillespie	44 min
Oct 19, 10:10 PM CDT	Tornado Warning	EWX	Real	50 min
Oct 19, 10:13 PM CDT	Severe Thunderstorm Warning	EWX	Kendall	47 min
Oct 19, 10:37 PM CDT	Severe Thunderstorm Warning	EWX	Bandera	53 min
Oct 19, 10:48 PM CDT	Tornado Warning	EWX	Blanco	57 min
Oct 19, 10:56 PM CDT	Tornado Warning	EWX	Burnet	49 min
Oct 19, 11:18 PM CDT	Severe Thunderstorm Warning	EWX	Llano	27 min
Oct 19, 11:27 PM CDT	Severe Thunderstorm Warning	EWX	Bandera	33 min
Oct 19, 11:28 PM CDT	Tornado Warning	EWX	Hays, Travis, Williamson	47 min
Oct 20, 12:07 AM CDT	Tornado Warning	EWX	Travis, Williamson	53 min
Oct 20, 12:16 AM CDT	Tornado Warning	EWX	Travis, Williamson	44 min
Oct 20, 4:06 AM CDT	Flash Flood Warning	EWX	Real	4 hr
Oct 20, 4:06 AM CDT	Flash Flood Warning	EWX	Kendall	4 hr
Oct 20, 4:18 AM CDT	Severe Thunderstorm Warning	EWX	Bandera	42 min

Nearby

Flash Flood Warnings in Texas, 1993 Every 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.