Tornado Watch for West Ky (Jackson Purchase)

SEL5
 
  URGENT - IMMEDIATE BROADCAST REQUESTED
  TORNADO WATCH NUMBER 965
  NWS STORM PREDICTION CENTER NORMAN OK
  150 PM CST SAT DEC 27 2008
 
  THE NWS STORM PREDICTION CENTER HAS ISSUED A
  TORNADO WATCH FOR PORTIONS OF
 
         CENTRAL AND NORTHEASTERN ARKANSAS
         SOUTHERN ILLINOIS
         FAR WESTERN KENTUCKY
         SOUTHEAST MISSOURI INCLUDING THE BOOTHEEL
 
  EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 150 PM UNTIL
  700 PM CST.
 
  TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
  TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
 
  THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE
  MILES EAST AND WEST OF A LINE FROM 15 MILES NORTHWEST OF MOUNT
  VERNON ILLINOIS TO 15 MILES SOUTH OF LITTLE ROCK ARKANSAS.  FOR A
  COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
  UPDATE (WOUS64 KWNS WOU5).
 
  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 960. WATCH NUMBER 960 WILL NOT BE IN EFFECT AFTER
  150 PM CST. CONTINUE...WW 961...WW 962...WW 963...WW 964...
 
  DISCUSSION...BROKEN LINE OF TSTMS WILL LIKELY CONTINUE RACING ENEWD
  AHEAD OF STRONG SURFACE COLD FRONT AS DEEP ASCENT ASSOCIATED WITH
  EJECTING UPPER TROUGH SKIRTS THE AREA.  WINDS ALOFT ARE VERY STRONG
  AND WILL LIKELY MIX DOWNWARD FROM CONVECTIVE PROCESSES...SUPPORTING
  THREAT OF WIND DAMAGE UNTIL COOLING/STABILIZING OF BOUNDARY LAYER
  COMMENCES LATER THIS EVENING.  IN ADDITION...EXTREME SHEAR WARRANTS
  THREAT OF ISOLATED TORNADOES WITH THE MORE ORGANIZED STORMS.
 
  AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
  SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
  GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
  MEAN STORM MOTION VECTOR 23045.
 
 
  ...EVANS