Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 9, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Feb 22, 2000, 11:30 PM CST for Frio County, Uvalde County, Zavala County, Texas. It was in force for 60 min. 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
- Feb 22, 2000, 11:30 PM CST (05:30 UTC)
- Expired
- Feb 23, 2000, 12:30 AM CST
- In force
- 60 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Frio County, TX, Uvalde County, TX, Zavala County, TX
The radar
The Laughlin AFB radar (KDFX), 67 km from the middle of the area, began a volume at 05:34 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
Del Rio, TX (KDRT), launched 00:00Z, 5.5 hours before the alert went out and 122 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
- 2362 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1410 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 9.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KEWX 230532 SVRSAT TXC163-463-507-230630- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1130 PM CST TUE FEB 22 2000 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... FRIO COUNTY SOUTHERN UVALDE COUNTY ZAVALA COUNTY * UNTIL 1230 AM CST * AT 1130 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A A PAIR OF SEVERE THUNDERSTORMS FROM 15 MILES NORTH OF LA PRYOR TO 5 MILES NORTHWEST OF FRIO TOWN...MOVING SOUTHEAST AT 35 MPH. * THIS WARNING INCLUDES LOCATIONS IN AND AROUND...BATESVILLE AND FRIO TOWN. HAIL UP TO GOLFBALL SIZE HAS BEEN REPORTED WITH THIS STORM IN UVALDE AT 1124 PM. IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A SUBSTANTIAL SHELTER. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. .END/ LAT...LON 2920 9987 2900 9998 2874 9944 2892 9912 &
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 22, 7:47 PM CST | Severe Thunderstorm Warning | EWX | Edwards | 28 min |
| Feb 22, 8:08 PM CST | Tornado Warning | EWX | Edwards | 67 min |
| Feb 22, 8:19 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 56 min |
| Feb 22, 8:23 PM CST | Tornado Warning | EWX | Val Verde | 67 min |
| Feb 22, 8:40 PM CST | Severe Thunderstorm Warning | EWX | Llano | 65 min |
| Feb 22, 8:45 PM CST | Severe Thunderstorm Warning | EWX | Burnet | 60 min |
| Feb 22, 8:47 PM CST | Severe Thunderstorm Warning | EWX | Gillespie | 58 min |
| Feb 22, 8:54 PM CST | Severe Thunderstorm Warning | EWX | Real | 66 min |
| Feb 22, 8:59 PM CST | Tornado Warning | EWX | Kinney | 31 min |
| Feb 22, 9:07 PM CST | Tornado Warning | EWX | Edwards | 38 min |
| Feb 22, 9:30 PM CST | Tornado Warning | EWX | Kinney | 30 min |
| Feb 22, 9:46 PM CST | Severe Thunderstorm Warning | EWX | Williamson | 59 min |
| Feb 22, 9:55 PM CST | Tornado Warning | EWX | Kinney | 35 min |
| Feb 22, 10:06 PM CST | Tornado Warning | EWX | Uvalde | 39 min |
| Feb 22, 10:36 PM CST | Tornado Warning | EWX | Uvalde | 39 min |
| Feb 22, 11:10 PM CST | Severe Thunderstorm Warning | EWX | Medina | 65 min |
| Feb 22, 11:44 PM CST | Tornado Warning | EWX | Zavala | 76 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.