Alert archive / Texas / Flash Flood Warnings in 2000

Flash Flood Warning 77, NWS Austin/San Antonio, TX

November 5, 2000Bandera County, Uvalde County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Nov 5, 2000, 4:44 PM CST for Bandera County, Uvalde County, Texas. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Nov 5, 2000, 4:44 PM CST (22:44 UTC)
Expired
Nov 5, 2000, 9:00 PM CST
In force
4 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Bandera County, TX, Uvalde County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 10.7 hours before the alert went out and 136 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 2000-11-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 264 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, Del Rio, TX at 12:00Z on 2000-11-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.1939587897117Sfc1 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
264 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
627 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KEWX 052246
FFWEWX
TXC019-463-060300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
444 PM CST SUN NOV 5 2000

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BANDERA COUNTY
  UVALDE COUNTY

* UNTIL 9 PM CST

* AT 445 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS WITH VERY HEAVY RAIN MOVING EASTWARD INTO AND ACROSS
BANDERA AND UVADE COUNTIES.  THESE HEAVY RAINS WILL CAUSE FLOODING
OF LOWLYING AREAS AND ROADWAYS AND CAUSE STREAMS TO SWELL.

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 IMMINENT. IT IS
IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS SHOULD AVOID
CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS.


LAT...LON 2964 9944 2963 9891 2971 9881 2990 9919
          2991 9960 2961 9960 2962 10010 2911 10011
          |2911 9944

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 5, 12:56 PM CSTFlash Flood WarningEWXVal Verde4 hr
Nov 5, 3:08 PM CSTFlash Flood WarningEWXEdwards, Kinney4 hr
Nov 5, 3:32 PM CSTFlash Flood WarningEWXEdwards, Real3 hr
Nov 5, 4:10 PM CSTFlash Flood WarningEWXKerr5 hr
Nov 5, 4:51 PM CSTFlash Flood WarningEWXGillespie4 hr
Nov 5, 5:10 PM CSTFlash Flood WarningEWXLlano5 hr
Nov 5, 5:35 PM CSTFlash Flood WarningEWXMedina4 hr
Nov 5, 5:45 PM CSTFlash Flood WarningEWXBlanco, Burnet, Kendall4 hr

Nearby

Flash Flood Warnings in Texas, 2000Every flash flood warning in 2000

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.