Alert archive / Texas / Flash Flood Warnings in 2001
Flash Flood Warning 23, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 6, 2001, 11:31 PM CDT for Fayette 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- May 6, 2001, 11:31 PM CDT (04:31 UTC)
- Expired
- May 7, 2001, 2:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Fayette County, TX
The radar
The Austin/San Antonio radar (KEWX), 103 km from the middle of the area, began a volume at 04:30 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, 4.5 hours before the alert went out and 236 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
- 2134 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 695 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- -5 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KEWX 070432 FFWEWX TXC149-070730- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1131 PM CDT SUN MAY 6 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * FLASH FLOOD WARNING FOR... FAYETTE * UNTIL 230 AM CDT * AT 1131 PM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN 17 MILES WEST OF LA GRANGE...OR ABOUT 9 MILES NORTH OF FLATONIA...MOVING SOUTHEAST AT 10 MPH. RAINFALL RATES OF 2 TO 3 INCHES OF HOUR WERE BEING ESTIMATED BY RADAR. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. 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. LAT...LON 2976 9714 2967 9707 2993 9668 3000 9683
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 7:06 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 54 min |
| May 6, 7:45 PM CDT | Severe Thunderstorm Warning | EWX | Burnet, Travis, Williamson | 60 min |
| May 6, 7:45 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa, Frio, Medina | 60 min |
| May 6, 8:08 PM CDT | Severe Thunderstorm Warning | EWX | Dimmit, Zavala | 52 min |
| May 6, 9:42 PM CDT | Severe Thunderstorm Warning | EWX | Hays | 63 min |
| May 6, 10:03 PM CDT | Flash Flood Warning | EWX | Bastrop, Hays, Lee, Travis, Williamson | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2001Every flash flood warning in 2001
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.