Alert archive / Texas / Tornado Watches in 2000
Tornado Watch 112
The Storm Prediction Center issued this tornado watch at Mar 23, 2000, 12:00 AM CST for 21 counties in Texas. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 23, 2000, 12:00 AM CST (06:00 UTC)
- Expired
- Mar 23, 2000, 6:00 AM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 21 counties
Callahan County, TX, Coke County, TX, Concho County, TX, Crockett County, TX, Edwards County, TX, Glasscock County, TX, Howard County, TX, Irion County, TX, Kinney County, TX, Menard County, TX, Mitchell County, TX, Nolan County, TX, Reagan County, TX, Runnels County, TX, Schleicher County, TX, Sterling County, TX, Sutton County, TX, Taylor County, TX, Terrell County, TX, Tom Green County, TX, Val Verde County, TX
Warnings issued inside it
8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 12:06 AM CST | Severe Thunderstorm Warning | SJT | Sterling | 69 min |
| Mar 23, 12:16 AM CST | Tornado Warning | MAF | Reagan | 44 min |
| Mar 23, 1:02 AM CST | Severe Thunderstorm Warning | SJT | Irion | 103 min |
| Mar 23, 1:08 AM CST | Severe Thunderstorm Warning | SJT | Sterling | 67 min |
| Mar 23, 1:58 AM CST | Severe Thunderstorm Warning | SJT | Coke, Tom Green | 92 min |
| Mar 23, 2:44 AM CST | Severe Thunderstorm Warning | SJT | Irion | 16 min |
| Mar 23, 3:29 AM CST | Severe Thunderstorm Warning | SJT | Concho, Runnels, Tom Green | 46 min |
| Mar 23, 3:44 AM CST | Severe Thunderstorm Warning | EWX | Val Verde | 61 min |
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 6.0 hours before the alert went out and 139 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
- 2295 J/kg
- Mixed-layer CIN
- -96 J/kg
- Mixed-layer LCL
- 1411 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 115 m²/s²
- 0-3 km storm-relative helicity
- 362 m²/s²
- Significant tornado parameter
- 2.0
- Supercell composite
- 19.7
The text
As transmitted, in the capitals the NWS used until 2016.
992 WWUS9 KMKC 230533 SEL2 MKC WW 230533 TXZ000-231200- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 112 STORM PREDICTION CENTER NORMAN OK 1133 PM CST WED MAR 22 2000 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF WESTERN TEXAS EFFECTIVE THIS THURSDAY MORNING FROM MIDNIGHT CST UNTIL 600 AM CST. ...THIS IS A PARTICULARLY DANGEROUS SITUATION... DAMAGING TORNADOES...LARGE HAIL TO 2 INCHES IN DIAMETER... THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 65 STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES WEST SOUTHWEST OF DEL RIO TEXAS TO 40 MILES WEST NORTHWEST OF ABILENE TEXAS. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO WATCH NUMBER 110. WATCH NUMBER 110 WILL NOT BE IN EFFECT AFTER MIDNIGHT CST. CONTINUE...WW 111... DISCUSSION...TORNADIC SUPERCELLS CONTINUE TO DEVELOP ALONG AND AHEAD OF SLOW MOVING LINE OF SEVERE THUNDERSTORMS WRN TX. WITH THE VIGOROUS UPPER TROUGH ROTATING INTO WRN TX NEXT 6 HOURS...AND UNSTABLE WARM SECTOR...POTENTIAL FOR TORNADIC SUPERCELLS WILL PREVAIL MUCH OF REMAINDER OF NIGHT WRN TX AHEAD OF SLOW MOVING LINE. VERY STRONG SHEAR PROFILES ALSO SUPPORT THIS SCENARIO. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM MOTION VECTOR 22035. ...HALES 291,1022 323,1012 323,0991 291,1001
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 22, 7:00 PM CST | Tornado Watch | SPC | Andrews, Coke, Crane, Crockett, Ector, Edwards and 18 more | 6 hr |
| Mar 22, 9:00 PM CST | Tornado Watch | SPC | Archer, Baylor, Callahan, Clay, Eastland, Fisher and 14 more | 4 hr |
Nearby
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.