Alert archive / Texas / Flash Flood Warnings in 2002

Flash Flood Warning 281, NWS Austin/San Antonio, TX

October 24, 20024 counties in Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Oct 24, 2002, 11:28 AM CDT for 4 counties in Texas. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 24, 2002, 11:28 AM CDT (16:28 UTC)
Expired
Oct 24, 2002, 12:30 PM CDT
In force
62 min
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

Counties Dimmit County, TX, Real County, TX, Uvalde County, TX, Zavala County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 4.5 hours before the alert went out and 107 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 2002-10-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2002-10-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
610 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
345 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KEWX 241630
FFWSAT
TXC127-385-463-507-241730-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1128 AM CDT THU OCT 24 2002

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
  REAL
  UVALDE
  ZAVALA
  DIMMIT

* UNTIL 1230 PM CDT

* AT 1128 AM...WEATHER SERVICE DOPPLER RADAR INDICATED THE VERY 
  HEAVY RAIN HAD ENDED...HOWEVER...MODERATE RAIN WILL CONTINUE FOR
  THE NEXT HOUR CAUSING SOME LOW LYING AREAS TO STILL FLOOD.
  ALSO...SOME ROADS REMAIN CLOSED DUE TO EARLIER FLOODING.

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


LAT...LON 2824 10008 2822 9942 2958 9946 2958 9963
          3008 9972 3008 9997

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 24, 4:09 AM CDTFlash Flood WarningEWXEdwards, Kinney, Maverick, Real, Uvalde4 hr
Oct 24, 5:44 AM CDTFlash Flood WarningEWXZavala2 hr
Oct 24, 5:52 AM CDTFlash Flood WarningEWXBexar, Medina4 hr
Oct 24, 7:44 AM CDTFlash Flood WarningEWXEdwards, Kinney, Maverick, Real, Uvalde, Val Verde4 hr
Oct 24, 9:23 AM CDTFlash Flood WarningEWXAtascosa, Bandera, Bexar, Comal, Frio, Kendall and 2 more3 hr
Oct 24, 9:53 AM CDTFlash Flood WarningEWXDimmit, Zavala112 min
Oct 24, 11:00 AM CDTFlash Flood WarningEWXCaldwell, Gonzales, Guadalupe, Karnes, Wilson3 hr
Oct 24, 12:09 PM CDTFlash Flood WarningEWXAtascosa, Bandera, Bexar, Blanco, Comal, Frio and 5 more111 min
Oct 24, 12:36 PM CDTFlash Flood WarningEWXDeWitt, Lavaca84 min
Oct 24, 1:10 PM CDTFlash Flood WarningEWXBastrop, Fayette, Travis3 hr
Oct 24, 1:52 PM CDTFlash Flood WarningEWXBexar, Comal, Guadalupe2 hr
Oct 24, 2:00 PM CDTFlash Flood WarningEWXDeWitt, Gonzales, Karnes, Lavaca, Wilson2 hr

Nearby

Flash Flood Warnings in Texas, 2002Every flash flood warning in 2002

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.