Tornado Watch 108

Issued

Mar 22, 2000, 1:00 PM CST (19:00 UTC)

Expired

Mar 22, 2000, 7:00 PM CST

In force

6 hr

Issued by

the Storm Prediction Center

080 
WWUS9 KMKC 221844
SEL8  

SEL8  
MKC WW 221844
TXZ000-230100-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 108
STORM PREDICTION CENTER NORMAN OK
1244 PM CST WED MAR 22 2000

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

   WESTERN TEXAS                              

EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 100 PM UNTIL
700 PM CST.

 ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
 
DAMAGING TORNADOES...LARGE HAIL TO 3 INCHES IN DIAMETER...
THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 75 STATUTE MILES EAST AND WEST
OF A LINE FROM 25 MILES NORTH OF BIG SPRING TEXAS TO 15 MILES SOUTH
OF DEL RIO 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.

DISCUSSION...WARM MOIST UNSTABLE AIR MASS IN PLACE OVER WESTERN
TEXAS WITH MUCAPES NOW AROUND 2000 TO 3000 J/KG. UPPER FORCING WILL
INCREASE AS UPPER TROUGH APPROACHES REGION WHILE LOW LEVEL
CONVERGENCE FOCUSES ON SEVERAL SURFACE BOUNDARIES NEAR TRIPLE
POINT. 30 TO 40 KT LOW LEVEL JET UNDER 50 TO 60 KT MID LEVEL FLOW
WILL RESULT IN FAVORABLE SHEAR FOR AT LEAST ISOLATED DESTRUCTIVE
TORNADOES AND SCATTERED LARGE HAIL AND DAMAGING DOWNBURSTS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. 
MEAN STORM MOTION VECTOR 24035.

...ROGASH

323,1001 290,0994 290,1020 323,1024

Tornado Watches in Texas, 2000Every tornado watch in 2000

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.