Alert archive / Texas / Tornado Warnings in 2000
Tornado Warning 30, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at May 19, 2000, 7:33 PM CDT for Bexar County, Medina County, Texas. It was in force for 42 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
- May 19, 2000, 7:33 PM CDT (00:33 UTC)
- Expired
- May 19, 2000, 8:15 PM CDT
- In force
- 42 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Bexar County, TX, Medina County, TX
The radar
The Austin/San Antonio radar (KEWX), 79 km from the middle of the area, began a volume at 00:35 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 |
|---|---|---|---|
| May 19, 7:38 PM CDT | Hail 1 | Castroville, TX | |
| May 19, 7:40 PM CDT | Tornado F0 | Lacoste, TX | Members of the LaCoste police and fire departments reported seeing a wall cloud in the thunderstorm that approached the town from the west. As they watched, a small funnel appeared and began to dip downward. Trees in the way prevented their confirming a tou |
| May 19, 7:41 PM CDT | Tornado F0 | Macdona, TX | The small and brief tornado mentioned above in Medina County continued to knock over trees with damage to some power lines as it crossed the Bexar County line near Macdonna. |
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 |
|---|---|---|---|
| May 19, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 0.6 hours before the alert went out and 202 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 620 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 171 m²/s²
- 0-3 km storm-relative helicity
- 379 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.9
The text
As transmitted, in the capitals the NWS used until 2016.
242 WFUS54 KEWX 200033 TORSAT TXC029-325-200115- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 733 PM CDT FRI MAY 19 2000 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * TORNADO WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... MEDINA COUNTY BEXAR COUNTY * UNTIL 815 PM CDT * AT 733 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH STRONG SIGNS THAT A TORNADO IS DEVELOPING OVER LACOSTE...OR ABOUT 3 MILES SOUTHEAST OF CASTROVILLE...MOVING NORTHEAST AT 15 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... LACKLAND AFB AROUND 805 PM CDT LAT...LON 2934 9897 2924 9887 2940 9838 2967 9861
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 7:00 PM CDT | Severe Thunderstorm Warning | EWX | Zavala | 60 min |
| May 19, 7:40 PM CDT | Severe Thunderstorm Warning | EWX | Frio | 65 min |
| May 19, 7:55 PM CDT | Tornado Warning | EWX | Wilson | 50 min |
| May 19, 8:11 PM CDT | Tornado Warning | EWX | Bexar, Medina | 64 min |
| May 19, 8:43 PM CDT | Severe Thunderstorm Warning | EWX | Frio | 62 min |
| May 19, 8:49 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales | 56 min |
| May 19, 8:50 PM CDT | Flash Flood Warning | EWX | Bexar | 100 min |
| May 19, 9:17 PM CDT | Flash Flood Warning | EWX | Frio | 103 min |
| May 19, 10:55 PM CDT | Flash Flood Warning | EWX | Atascosa | 2 hr |
Nearby
Tornado Warnings in Texas, 2000Every tornado warning in 2000Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.