Alert archive / Texas / Flash Flood Warnings in 1992

Flash Flood Warning 38, NWS Austin/San Antonio, TX

April 17, 1992Jackson County, Victoria County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Apr 17, 1992, 3:08 PM CDT for Jackson County, Victoria County, Texas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Apr 17, 1992, 3:08 PM CDT (20:08 UTC)
Expired
Apr 17, 1992, 5:15 PM CDT
In force
2 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Jackson County, TX, Victoria County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 8.1 hours before the alert went out and 139 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, Corpus Christi, TX at 12:00Z on 1992-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2270 joules per kilogram.LCLEL10008507005003002001001 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, Corpus Christi, TX at 12:00Z on 1992-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.1939Sfc1 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
2270 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
550 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
52 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 KVCT 172007
FFWVCT
TXC239-469-172215-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE VICTORIA TX
308 PM CDT FRI APR 17 1992
 
THE NATIONAL WEATHER SERVICE IN VICTORIA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  515 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...JACKSON COUNTY...VICTORIA COUNTY
 
REPORTS OF WATER OVER THE ROAD AT BISCHOFF ROAD AND ARENOSA CREEK
AND WATER OVER THE THE LOWER MISSION VALLEY ROAD BELOW THE S CURVE.
 
RADAR SHOWS LOCALLY HEAVY RAINS CONTINUE IN THE VICTORIA TO
REFUGIO COUNTY AREA. THESE STORMS ARE MOVING NORTHEAST NEAR
15 MILES AN HOUR.
 
STILL RAINING VERY HEAVY AT THE AIRPORT WITH REPORTS OF RAINFALL
NEAR 5 INCHES IN VICTORIA AND JACKSON COUNTIES.
 
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 RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
IF THREATING WEATHER APPROACHES YOU SHOULD GO TO A SAFE PLACE
IMMEDIATELY...YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY
TO RELAY YOUR SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL
WEATHER SERVICE OFFICE.

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, Apr 17, 9:33 AM CDT, 5 hours 35 minutes before
TXZ038-039-041-054-171530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
930 AM CDT FRI APR 17 1992

SHOWERS AND THUNDERSTORMS CONTINUE ACROSS SOUTH CENTRAL TEXAS THIS MORNING.
HEAVEST STORMS WERE LOCATED IN A AREA BOUNDED BY ROCKSPRINGS...BRADY...AUSTIN
SAN ANTONIO AND VICTORIA.  THE THUNDERSTORMS WERE MOVING SLOLY TO THE EAST
AT 10 TO 15 MPH.  ANOTHER AREA OF THUNDERSTORMS SOME WITH HEAVY RAIN WAS
LOCATED FROM WEST OF LAREDO TO UVALDE AND DEL RIO.  THESE STORMS HAVE A
HISTORY OF PRODUCING HIGH WIND AND HEAVY RAINFALL ALONG WITH FREQUENT
LIGHTNING.

A UPPER-LEVEL LOW PRESSURE SYSTEM WILL BE MOVING EAST ACROSS SOUTH TEXAS LATER
TODAY.  SOME OF THE THUNDERSTORMS COULD BECOME SEVERE IN THE MOIST AND
UNSTABLE AIR MASS OVER SOUTH TEXAS.  RESIDENTS SHOULD MONITOR WEATHER
ISSUANCES FOR THE REMAINDER OF THE DAY AND TONIGHT.  NOAA WEATHER RADIO IS
YOUR BEST SOURCE OF INFORMATION.
Special weather statement, Apr 17, 10:54 AM CDT, 4 hours 14 minutes before
TXZ038-039-041-054-171700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1055 AM CDT FRI APR 17 1992

SHOWERS AND THUNDERSTORMS CONTINUE ACROSS SOUTH CENTRAL TEXAS THIS MORNING.
NUMEROUS SHOWERS AND THUNDERSTORMS LOCATED FROM SOUTH OF LAREDO TO DEL RIO
TO WEST OF HONDO.  STRONG THNUNDERSTORMS WERE SCATTERED FROM LAREDO TO
SOUTHWEST OF PEARSALL.  MOVMENT OF THESE THUNDERSTORMS WERE TO THE EAST
10 TO 15 MPH.  HIGH WIND AND HEAVY RAIN WAS REPORTED IN THE LAREDO AREA
DURING THE PAST HOUR.  HOWEVER NO THUNDERSTORM ACTIVITY IN THE SAN ANTONIO
AREA AT THIS TIME BUT THUNDERSTORMS SHOULD MOVER ACROSS THE AREA DURING THE
AFTERNOON.

A UPPER-LEVEL LOW PRESSURE SYSTEM WILL BE MOVING EAST ACROSS SOUTH TEXAS LATER
TODAY.  SOME OF THE THUNDERSTORMS COULD BECOME SEVERE IN THE MOIST AND
UNSTABLE AIR MASS OVER SOUTH TEXAS.  RESIDENTS SHOULD MONITOR WEATHER
ISSUANCES FOR THE REMAINDER OF THE DAY AND TONIGHT.  NOAA WEATHER RADIO IS
YOUR BEST SOURCE OF INFORMATION.
Special weather statement, Apr 17, 12:04 PM CDT, 3 hours 4 minutes before
TXZ038-039-041-054-171800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1200 PM CDT FRI APR 17 1992

HEAVY SHOWERS AND STRONG THUNDERSTORMS CONTINUES OVER SOUTH CENTRAL TEXAS
THIS AFTERNOON.  A LINE OF THUNDERSTORMS...WITH VERY HEAVY RAIN...WAS
LOCATED FROM WEST OF PEARSALL TO NORTHWEST OF FREER.  NUMEROUS SHOWERS
AND THUNDERSTORMS...SOME WITH HEAVY RAIN...WERE LOCATED FROM LAREDO TO
ALICE...PLEASANTONO...UVALDE AND DEL RIO.  AND OTHER THUNDERSTORMS WERE
LOCATED TO THE NORTHEAST THROUGH SOUTHEAST OF SAN ANTONIO.  ALL OF THE
ACTIVITY WAS MOVING TO THE EAST AT ABOUT 15 MPH.  SOME OF THIS ACTIVITY
WILL MOVE IN THE SAN ANTONIO METROPLEX DURING THE NEXT HOUR OR TWO.

A UPPER-LEVEL LOW PRESSURE SYSTEM WILL BE MOVING EAST ACROSS SOUTH TEXAS LATER
TODAY.  SOME OF THE THUNDERSTORMS COULD BECOME SEVERE IN THE MOIST AND
UNSTABLE AIR MASS OVER SOUTH TEXAS.  RESIDENTS SHOULD MONITOR WEATHER
ISSUANCES FOR THE REMAINDER OF THE DAY AND TONIGHT.  NOAA WEATHER RADIO IS
YOUR BEST SOURCE OF INFORMATION.
Special weather statement, Apr 17, 1:30 PM CDT, 1 hour 38 minutes before
TXZ038-039-041-054-172000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
130 PM CDT FRI APR 17 1992

HEAVY SHOWERS AND STRONG THUNDERSTORMS CONTINUES OVER SOUTH CENTRAL TEXAS
THIS AFTERNOON.  A LARGE AREA OF NUMEROUS SHOWERS AND THUNDERSTORMS
WAS LOCATED FROM LAREDO TO CORPUS CHRISTI THEN NORTH TO VICTORIA...
SAN ANTONIO...DEL RIO AND AUSTIN.  THUNDERSTORMS ARE MOVING ACROSS THE
SAN ANTONIO METROPLEX FROM THE SOUTHWEST.  THUNDERSTORM ACTIVITY WAS
MOVING TO THE NORTHEAST AT 15 MPH.

A UPPER-LEVEL LOW PRESSURE SYSTEM IS BEGINNING TO MOVE ACROSS SOUTH TEXAS
THIS AFTERNOON..  SOME OF THE THUNDERSTORMS COULD BECOME SEVERE IN THE MOIST
UNSTABLE AIR MASS OVER SOUTH TEXAS.  RESIQDENTS SHOULD MONITOR WEATHER
ISSUANCES FOR THE REMAINDER OF THE DAY AND TONIGHT.  NOAA WEATHER RADIO IS
YOUR BEST SOURCE OF INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 7:15 PM CDTFlash Flood WarningEWXBexar, Medina4 hr
Apr 16, 7:44 PM CDTFlash Flood WarningEWXMedina4 hr
Apr 17, 12:26 AM CDTFlash Flood WarningEWXMaverick3 hr
Apr 17, 2:55 AM CDTFlash Flood WarningEWXReal, Uvalde2 hr
Apr 17, 5:38 AM CDTSevere Thunderstorm WarningEWXMcMullen52 min

Nearby

Flash Flood Warnings in Texas, 1992Every flash flood warning in 1992

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.