Alert archive / Texas / Tornado Watches in 2000
Tornado Watch 111
The Storm Prediction Center issued this tornado watch at Mar 22, 2000, 9:00 PM CST for 20 counties in Texas. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 22, 2000, 9:00 PM CST (03:00 UTC)
- Expired
- Mar 23, 2000, 1:00 AM CST
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
Counties Archer County, TX, Baylor County, TX, Callahan County, TX, Clay County, TX, Eastland County, TX, Fisher County, TX, Haskell County, TX, Jack County, TX, Jones County, TX, Knox County, TX, Mitchell County, TX, Montague County, TX, Nolan County, TX, Shackelford County, TX, Stephens County, TX, Stonewall County, TX, Taylor County, TX, Throckmorton County, TX, Wichita County, TX, Young County, TX
Warnings issued inside it
3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 22, 9:02 PM CST | Severe Thunderstorm Warning | SJT | Fisher | 28 min |
| Mar 22, 11:00 PM CST | Flash Flood Warning | MAF | Borden, Crane, Glasscock, Howard, Midland, Mitchell and 4 more | 4 hr |
| Mar 23, 1:00 AM CST | Flash Flood Warning | LUB | Kent, King, Stonewall | 15 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 3.0 hours before the alert went out and 216 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
- 859 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 837 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 168 m²/s²
- 0-3 km storm-relative helicity
- 340 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 11.6
The text
As transmitted, in the capitals the NWS used until 2016.
248 WWUS9 KMKC 230216 SEL1 MKC WW 230216 TXZ000-230700- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 111 STORM PREDICTION CENTER NORMAN OK 816 PM CST WED MAR 22 2000 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF NORTHWEST TEXAS EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 900 PM UNTIL 100 AM CST. TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 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 SOUTHWEST OF ABILENE TEXAS TO 10 MILES NORTHEAST OF WICHITA FALLS 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 109. WATCH NUMBER 109 WILL NOT BE IN EFFECT AFTER 900 PM CST. CONTINUE...WW 110... DISCUSSION...SQUALL LINE HAS DEVELOPED NWRN TX WITH EMBEDDED SUPERCELLS. WITH APPROACH OF STRONG UPPER TROUGH FROM NM...LOW LEVEL JET WILL INTENSIFY DURING NIGHT AHEAD OF LINE...ENHANCING POTENTIAL FOR TORNADIC SUPERCELLS AND DAMAGING WINDS AS THE LINE CONTINUES TO MOVE E. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 22035. ...HALES 340,0971 320,0985 320,1010 340,0993
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 23, 12:00 AM CST | Tornado Watch | SPC | Callahan, Coke, Concho, Crockett, Edwards, Glasscock and 15 more | 6 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.