Alert archive / Texas / Tornado Warnings in 2001
Tornado Warning 35, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Nov 15, 2001, 2:58 PM CST for Hays County, Travis County, Texas. It was in force for 62 min. 3 reports came from 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, with what was reported inside it.
The facts
- Issued
- Nov 15, 2001, 2:58 PM CST (20:58 UTC)
- Expired
- Nov 15, 2001, 4:00 PM CST
- In force
- 62 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Hays County, TX, Travis County, TX
The radar
The Austin/San Antonio radar (KEWX), 39 km from the middle of the area, began a volume at 20:59 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 15, 3:20 PM CST | Tornado F1 | Kyle, TX | This F1 tornado formed immediately after a previous F1 tornado that had been observed by a Department of Public Safety Trooper along I-35 between mile markers 215 and 217 from 2.5 miles north of Kyle to 5 miles northeast of Kyle. The two tornadoes continued t |
| Nov 15, 3:21 PM CST | Tornado F1 | Kyle, TX | This first F1 tornado was observed by a Department of Public Safety Trooper as it formed some 2.5 miles north of Kyle. It moved across I-35 between mile markers 215 and 217 to 5 miles northeast of Kyle. The trooper also reported a second tornado that formed |
| Nov 15, 3:50 PM CST | Tornado F1 | Austin, TX | An F1 tornado estimated to be near 1/4 mile wide formed near William Cannon Road about 1/4 mile east of I-35 in Austin. It moved northeast for just over 2 miles. In the North Bluff Estates Trailer Park, at least two dozen mobile homes sustained minor to exten |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 15, 11:45 AM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 9.0 hours before the alert went out and 262 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
- 2181 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 580 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 115 m²/s²
- 0-3 km storm-relative helicity
- 160 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 5.8
The text
As transmitted, in the capitals the NWS used until 2016.
681 WFUS54 KEWX 152101 TORSAT TXC209-453-152200- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 258 PM CST THU NOV 15 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * TORNADO WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... TRAVIS HAYS * UNTIL 400 PM CST * AT 258 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH STRONG SIGNS THAT A TORNADO IS DEVELOPING 4 MILES WEST OF SAN MARCOS...MOVING NORTHEAST AT 20 MPH. ANOTHER THUNDERSTORM WITH STRONG SIGNS THAT A TORNADO IS DEVELOPING BETWEEN KYLE AND BUDA...MOVING NORTHEAST AT 20 MPH * THE TORNADO PRODUCING STORM IS EXPECTED TO BE... OVER KYLE AT 315 PM 3 MILES SOUTHEAST OF BUDA AT 335 PM OVER SOUTH AUSTIN AT 345 PM THE OTHER TORNADO PRODUCING STORM IS EXPECTED TO BE... OVER BUDA AT 310 PM OVER SOUTH AUSTIN AT 330 PM * THIS WARNING INCLUDES LOCATIONS IN AND AROUND... SAN MARCOS KYLE BUDA ONION CREEK SOUTH AUSTIN IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 2991 9812 2978 9797 3022 9753 3035 9770
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 14, 6:46 PM CST | Flash Flood Warning | EWX | Blanco, Travis | 2 hr |
| Nov 14, 7:15 PM CST | Severe Thunderstorm Warning | EWX | Uvalde | 60 min |
| Nov 14, 7:50 PM CST | Severe Thunderstorm Warning | EWX | Bandera, Medina | 55 min |
| Nov 14, 8:32 PM CST | Severe Thunderstorm Warning | EWX | Kinney, Maverick | 73 min |
| Nov 14, 9:53 PM CST | Flash Flood Warning | EWX | Atascosa | 67 min |
| Nov 14, 11:47 PM CST | Severe Thunderstorm Warning | EWX | Bandera | 73 min |
| Nov 15, 12:23 AM CST | Severe Thunderstorm Warning | EWX | Zavala | 52 min |
| Nov 15, 2:54 AM CST | Flash Flood Warning | EWX | Bandera, Kerr, Medina, Real | 2 hr |
| Nov 15, 3:47 AM CST | Severe Thunderstorm Warning | EWX | Real | 58 min |
| Nov 15, 4:52 AM CST | Tornado Warning | EWX | Kendall | 38 min |
| Nov 15, 5:21 AM CST | Flash Flood Warning | EWX | Edwards, Val Verde | 3 hr |
| Nov 15, 6:07 AM CST | Flash Flood Warning | EWX | Bexar, Kendall | 3 hr |
| Nov 15, 6:21 AM CST | Flash Flood Warning | EWX | Gillespie | 3 hr |
| Nov 15, 6:30 AM CST | Flash Flood Warning | EWX | Kerr | 3 hr |
| Nov 15, 6:54 AM CST | Flash Flood Warning | EWX | Blanco, Burnet, Llano | 3 hr |
| Nov 15, 8:35 AM CST | Flash Flood Warning | EWX | Edwards | 3 hr |
| Nov 15, 9:20 AM CST | Flash Flood Warning | EWX | Atascosa, Bandera, Bexar, Blanco, Burnet, Comal and 14 more | 4 hr |
| Nov 15, 9:32 AM CST | Tornado Warning | EWX | Blanco, Hays | 43 min |
| Nov 15, 10:19 AM CST | Tornado Warning | EWX | Blanco, Hays, Travis | 41 min |
| Nov 15, 10:55 AM CST | Tornado Warning | EWX | Travis | 50 min |
| Nov 15, 11:37 AM CST | Tornado Warning | EWX | Williamson | 53 min |
| Nov 15, 12:40 PM CST | Tornado Warning | EWX | DeWitt, Karnes | 50 min |
| Nov 15, 12:55 PM CST | Flash Flood Warning | EWX | Bandera, Kerr, Medina | 2 hr |
| Nov 15, 1:06 PM CST | Flash Flood Warning | EWX | Bexar, Blanco, Burnet, Comal, Gillespie, Hays and 4 more | 4 hr |
| Nov 15, 1:29 PM CST | Tornado Warning | EWX | Gonzales, Karnes | 61 min |
| Nov 15, 2:29 PM CST | Tornado Warning | EWX | Gonzales | 61 min |
| Nov 15, 3:41 PM CST | Tornado Warning | EWX | Comal, Hays | 34 min |
| Nov 15, 3:57 PM CST | Tornado Warning | EWX | Travis, Williamson | 63 min |
| Nov 15, 5:00 PM CST | Flash Flood Warning | EWX | Atascosa, Bastrop, Bexar, Blanco, Burnet, Caldwell and 13 more | 4 hr |
| Nov 15, 5:04 PM CST | Tornado Warning | EWX | Travis, Williamson | 56 min |
| Nov 15, 5:29 PM CST | Tornado Warning | EWX | Comal, Guadalupe | 61 min |
| Nov 15, 5:50 PM CST | Tornado Warning | EWX | Travis, Williamson | 70 min |
Nearby
Tornado Warnings in Texas, 2001Every tornado warning in 2001Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.