Alert archive / Texas / Tornado Watches in 2000

Tornado Watch 109

March 22, 200017 counties in Texas

The Storm Prediction Center issued this tornado watch at Mar 22, 2000, 4:00 PM CST for 17 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Mar 22, 2000, 4:00 PM CST (22:00 UTC)
Expired: Mar 22, 2000, 9:00 PM CST
In force: 5 hr
Issued by: the Storm Prediction Center

Counties Archer County, TX, Baylor County, TX, Borden County, TX, Crosby County, TX, Dawson County, TX, Dickens County, TX, Fisher County, TX, Garza County, TX, Haskell County, TX, Jones County, TX, Kent County, TX, King County, TX, Knox County, TX, Scurry County, TX, Shackelford County, TX, Stonewall County, TX, Throckmorton County, TX

The radar

The Lubbock radar (KLBB), 121 km from the middle of the area, began a volume at 21:55 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.

Warnings issued inside it

16 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Mar 22, 4:26 PM CST	Severe Thunderstorm Warning	LUB	Kent	49 min
Mar 22, 4:55 PM CST	Severe Thunderstorm Warning	LUB	Dickens	50 min
Mar 22, 5:43 PM CST	Severe Thunderstorm Warning	LUB	Dickens	47 min
Mar 22, 5:49 PM CST	Severe Thunderstorm Warning	LUB	Kent	41 min
Mar 22, 6:29 PM CST	Tornado Warning	LUB	Kent	31 min
Mar 22, 6:39 PM CST	Tornado Warning	MAF	Mitchell, Scurry	36 min
Mar 22, 6:48 PM CST	Tornado Warning	LUB	Stonewall	27 min
Mar 22, 6:59 PM CST	Severe Thunderstorm Warning	LUB	Kent	31 min
Mar 22, 7:03 PM CST	Tornado Warning	SJT	Fisher	57 min
Mar 22, 7:16 PM CST	Severe Thunderstorm Warning	MAF	Scurry	44 min
Mar 22, 7:29 PM CST	Tornado Warning	LUB	King	46 min
Mar 22, 7:40 PM CST	Flash Flood Warning	MAF	Borden, Howard, Martin, Mitchell, Scurry	3 hr
Mar 22, 7:57 PM CST	Tornado Warning	SJT	Fisher	33 min
Mar 22, 8:06 PM CST	Tornado Warning	SJT	Fisher, Nolan	54 min
Mar 22, 8:13 PM CST	Severe Thunderstorm Warning	OUN	Knox	62 min
Mar 22, 8:24 PM CST	Severe Thunderstorm Warning	LUB	Stonewall	51 min

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 10.0 hours before the alert went out and 182 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 542 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 989 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 140 m²/s²
0-3 km storm-relative helicity: 197 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 3.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

249 
WWUS9 KMKC 222159 COR
SEL9  

SEL9  
MKC WW 222159 COR
TXZ000-230300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 109
STORM PREDICTION CENTER NORMAN OK
359 PM CST WED MAR 22 2000

THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

NORTHWESTERN TEXAS

EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 400 PM UNTIL
900 PM CST.

...THIS IS A PARTICULARLY DANGEROUS SITUATION...

DAMAGING TORNADOES...LARGE 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 85 STATUTE MILES EAST AND WEST
OF A LINE FROM 75 MILES WEST OF ABILENE TEXAS TO 105 MILES NORTH 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...  CONTINUE...WW 108...

DISCUSSION...CLUSTER OF TORNADIC THUNDERSTORMS MOVING NORTHEASTWARD
ALONG SURFACE BOUNDARY AND AHEAD OF STRONG UPPER TROUGH. MUCAPES
ABOVE 1500 J/KG COMBINED WITH HELICITIES NEAR 300 M2/SEC2 INDICATE
CURRENT ACTIVITY WILL REMAIN TORNADIC AS IT MOVES INTO WATCH AREA.

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 24035.


...ROGASH

335,0980 322,0993 322,1022 335,1010

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 21, 11:00 PM CST	Severe Thunderstorm Watch	SPC	Andrews, Borden, Crane, Crockett, Dawson, Ector and 19 more	6 hr
Mar 22, 1:15 AM CST	Tornado Watch	SPC	Andrews, Borden, Coke, Crane, Crockett, Dawson and 23 more	5 hr
Mar 22, 1:00 PM CST	Tornado Watch	SPC	Andrews, Coke, Crane, Crockett, Ector, Edwards and 18 more	6 hr

Nearby

Tornado Watches in Texas, 2000 Every tornado watch 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.