Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 53, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Apr 26, 1997, 5:03 AM CDT for Hays County, Travis 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 counties it named.
The facts
- Issued
- Apr 26, 1997, 5:03 AM CDT (10:03 UTC)
- Expired
- Apr 26, 1997, 8:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Hays County, TX, Travis County, TX
The radar
The Austin/San Antonio radar (KEWX), 56 km from the middle of the area, began a volume at 10:07 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 10.1 hours before the alert went out and 280 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
- 3687 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 518 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 261005 FFWSAT TXC209-453-261300- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 503 AM CDT SAT APR 26 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 800 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL TEXAS ...HAYS COUNTY...TRAVIS COUNTY AT 500 AM CDT STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE OCCURRING AND CONTINUING TO MOVE ACROSS HAYS AND TRAVIS COUNTIES. 1 TO 3 INCHES OF RAIN COULD FALL BY 7 AM. NEARLY TWO INCHES FELL IN AUSTIN ON FRIDAY AND THE GOUND IS COMPLETELY SATURATED AND ANY RAIN THAT FALLS TODAY WILL ONLY ADD TO A FLOODING PROBLEM. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT TO ESCAPE RISING WATER DURING THREATENING RAINS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 9:56 PM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Apr 25, 11:04 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Real | 56 min |
| Apr 25, 11:11 PM CDT | Severe Thunderstorm Warning | EWX | Maverick | 2 hr |
| Apr 25, 11:50 PM CDT | Flash Flood Warning | EWX | Uvalde | 115 min |
| Apr 25, 11:50 PM CDT | Severe Thunderstorm Warning | EWX | Uvalde | 115 min |
| Apr 25, 11:54 PM CDT | Severe Thunderstorm Warning | EWX | Kerr | 66 min |
| Apr 26, 12:53 AM CDT | Flash Flood Warning | EWX | Bandera | 2 hr |
| Apr 26, 1:11 AM CDT | Flash Flood Warning | EWX | Dimmit | 2 hr |
| Apr 26, 1:11 AM CDT | Severe Thunderstorm Warning | EWX | Dimmit | 2 hr |
| Apr 26, 1:25 AM CDT | Flash Flood Warning | EWX | Gillespie, Kerr | 65 min |
| Apr 26, 1:25 AM CDT | Severe Thunderstorm Warning | EWX | Gillespie, Kerr | 65 min |
| Apr 26, 2:55 AM CDT | Severe Thunderstorm Warning | EWX | Atascosa | 65 min |
| Apr 26, 3:12 AM CDT | Flash Flood Warning | EWX | Bandera | 3 hr |
| Apr 26, 5:43 AM CDT | Flash Flood Warning | EWX | Williamson | 3 hr |
Nearby
Flash Flood Warnings in Texas, 1997Every flash flood warning in 1997
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; radar from the NEXRAD Level II archive.