Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 281, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 31, 2004, 3:10 PM CDT for Uvalde County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 31, 2004, 3:10 PM CDT (20:10 UTC)
- Expired
- Aug 31, 2004, 6:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Uvalde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 8.2 hours before the alert went out and 98 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.
- Mixed-layer CAPE
- 1186 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 835 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KEWX 312012 FFWSAT TXC463-312315- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 310 PM CDT TUE AUG 31 2004 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... UVALDE * UNTIL 615 PM CDT * AT 302 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED VERY HEAVY RAIN FROM A THUNDERSTORM NEAR UVALDE...MOVING NORTH AT 5 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE UTOPIA...SABINAL...REAGAN WELLS...MONTELL...KNIPPA...GARNER STATE PARK AND CONCAN. ADDITIONAL RAINFALL AMOUNTS OF 3 INCHES ARE POSSIBLE IN AND AROUND THE CITY OF UVALDE. TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN AUSTIN SAN ANTONIO. LAT...LON 2913 10010 2914 9945 2962 9942 2962 10008 $$
2 follow-up statements
000 WGUS74 KEWX 312103 FFSSAT TXC463-312315- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 402 PM CDT TUE AUG 31 2004 ...A FLASH FLOOD WARNING CONTINUES UNTIL 615 PM CDT FOR UVALDE COUNTY... AT 355 PM CDT...THUNDERSTORMS WITH HEAVY RAINS ARE NEAR UTOPIA AND 12 MILES SOUTH OF SABINAL. THESE STORMS ARE MOVING EAST AT 5 MPH. DOPPLER RADARS ARE ESTIMATING RAINFALL AT THE RATE OF 2 TO 3 INCHES AN HOUR. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO UTOPIA...SABINAL...REAGAN WELLS...MONTELL...KNIPPA...GARNER STATE PARK AND CONCAN. TRAINED WEATHER SPOTTERS REPORTED 3 INCHES OF RAIN HAD FALLEN IN THE CITY OF UVALDE IN ONE HOURS TIME. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN AUSTIN SAN ANTONIO. LAT...LON 2913 10010 2914 9945 2962 9942 2962 10008 $$
000 WGUS74 KEWX 312315 FFSSAT TXC463-312325- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 615 PM CDT TUE AUG 31 2004 ...THE FLASH FLOOD WARNING FOR UVALDE COUNTY WILL EXPIRE AT 615 PM CDT... THE SHOWERS AND THUNDERSTORMS THAT PROMPTED THE FLASH FLOOD WARNING FOR UVALDE COUNTY HAVE DISSIPATED. ISOLATED SHOWERS REMAIN ACROSS THE AREA. SOME RESIDUAL FLOODING MAY CONTINUE FOR THE NEXT COUPLE HOURS...HOWEVER NO ADDITIONAL HEAVY RAIN OR FLOODING PROBLEMS ARE EXPECTED. LAT...LON 2913 10010 2914 9945 2962 9942 2962 10008 $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 11:46 PM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Aug 31, 2:49 AM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Aug 31, 2:00 PM CDT | Flash Flood Warning | EWX | Real | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2004Every flash flood warning in 2004
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.