Alert archive / Texas / Tornado Warnings in 2002
Tornado Warning 18, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Apr 7, 2002, 6:00 PM CDT for Uvalde County, Texas. It was in force for 60 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 7, 2002, 6:00 PM CDT (23:00 UTC)
- Expired
- Apr 7, 2002, 7:00 PM CDT
- In force
- 60 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Uvalde County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 7, 6:15 PM CDT | Tornado F0 | Uvalde, TX | The tornadic supercell tracked eastward out of Kinney County and into Uvalde County. Shortly after crossing the county line, an off duty police officer reported a short-lived tornado in an open field near US90. It caused no known damage. |
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 |
|---|---|---|---|
| Apr 7, 5:30 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 11.0 hours before the alert went out and 93 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
- 1329 J/kg
- Mixed-layer CIN
- -91 J/kg
- Mixed-layer LCL
- 591 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 311 m²/s²
- 0-3 km storm-relative helicity
- 328 m²/s²
- Significant tornado parameter
- 2.1
- Supercell composite
- 8.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS54 KEWX 072300 TORSAT TXC463-080000- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 559 PM CDT SUN APR 7 2002 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * TORNADO WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... UVALDE * UNTIL 700 PM CDT * AT 559 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH STRONG ROTATION THAT MAY PRODUCE A TORNADO AT ANY TIME 22 MILES WEST OF UVALDE...MOVING EAST AT 30 MPH...ALONG HIGHWAY 90. * THE TORNADO PRODUCING STORM IS EXPECTED TO BE... OVER UVALDE AT 635 PM LAT...LON 2940 10011 2911 10010 2911 9958 2934 9954
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 3:34 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 56 min |
| Apr 7, 3:49 PM CDT | Tornado Warning | EWX | Val Verde | 41 min |
| Apr 7, 4:21 PM CDT | Tornado Warning | EWX | Kinney | 24 min |
| Apr 7, 4:29 PM CDT | Tornado Warning | EWX | Val Verde | 16 min |
| Apr 7, 4:43 PM CDT | Tornado Warning | EWX | Kinney | 62 min |
| Apr 7, 5:44 PM CDT | Tornado Warning | EWX | Kinney | 61 min |
Nearby
Tornado Warnings in Texas, 2002Every tornado warning in 2002Tornadoes in 2002
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.