Alert archive / Texas / Flash Flood Warnings in 2002

Flash Flood Warning 158, NWS Austin/San Antonio, TX

July 14, 2002Frio County, Karnes County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jul 14, 2002, 7:19 PM CDT for Frio County, Karnes County, Texas. It was in force for 101 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
Jul 14, 2002, 7:19 PM CDT (00:19 UTC)
Expired
Jul 14, 2002, 9:00 PM CDT
In force
101 min
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

Counties Frio County, TX, Karnes County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 0.3 hours before the alert went out and 142 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 00:00Z on 2002-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2181 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, Corpus Christi, TX at 00:00Z on 2002-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 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
2181 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
1136 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
6 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 
WGUS54 KEWX 150019
FFWSAT
TXC163-150200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
717 PM CDT SUN JUL 14 2002

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
  FRIO

* UNTIL 900 PM CDT

* AT 717 PM...WEATHER SERVICE DOPPLER RADAR INDICATED AREAS OF
RAIN...HEAVY AT TIMES...FROM SHOWERS AND THUNDERSTORMS OVER FRIO
COUNTY.  THESE SHOWERS AND THUNDERSTORMS WILL CONTINUE FOR THE 
NEXT 1 TO 2 HOURS...WITH RAIN...HEAVY AT TIMES...OVER PARTS OF
FRIO COUNTY.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

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.

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 2872 9936 2867 9887 2904 9888 2906 9936
1 follow-up statement
000 
WGUS54 KEWX 150019 RRA
FFWSAT
TXC255-150200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
718 PM CDT SUN JUL 14 2002

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
  KARNES

* UNTIL 900 PM CDT

* AT 718 PM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN
  FROM FALLS CITY TO KARNES CITY TO COY CITY...MOVING NORTH AT 5 MPH.
  RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WERE NOTED.  

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.

LAT...LON 2889 9816 2871 9807 2873 9768 2916 9782

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 7:07 PM CDTFlash Flood WarningEWXMaverick, Zavala53 min
Jul 14, 8:56 PM CDTFlash Flood WarningEWXAtascosa, Karnes2 hr
Jul 15, 8:30 AM CDTFlash Flood WarningEWXFrio3 hr
Jul 15, 8:40 AM CDTFlash Flood WarningEWXFayette, Lavaca3 hr
Jul 15, 10:09 AM CDTFlash Flood WarningEWXBandera, Comal, Kendall2 hr
Jul 15, 12:15 PM CDTFlash Flood WarningEWXDimmit, Maverick, Zavala105 min
Jul 15, 12:33 PM CDTFlash Flood WarningEWXFrio87 min
Jul 15, 12:37 PM CDTFlash Flood WarningEWXDeWitt, Karnes83 min
Jul 15, 1:41 PM CDTFlash Flood WarningEWXDimmit, Frio, Maverick, Zavala3 hr
Jul 15, 6:31 PM CDTFlash Flood WarningEWXWilliamson119 min

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.