MESOSCALE DISCUSSION 0134
   NWS STORM PREDICTION CENTER NORMAN OK
   0231 PM CST SAT FEB 22 2003
   
   AREAS AFFECTED...SE OH/WRN WV/ERN KY/ERN TN/NW GA
   
   CONCERNING...TORNADO WATCH 20...
   
   VALID 222031Z - 222230Z
   
   CURRENT INDICATIONS ARE NEW WW WILL NOT BE NEEDED ACROSS THE
   CENTRAL APPALACHIANS/OHIO VALLEY.
   
   STRONG/ISOLATED SEVERE CONVECTIVE DEVELOPMENT PERSISTS ACROSS
   EASTERN KENTUCKY/TENNESSEE...IN ZONE OF STRONGER MID/UPPER
   FORCING AHEAD OF WEAKENING CYCLONIC VORTICITY CENTER.  LATEST RUC
   POINT FORECAST SOUNDINGS SUPPORT EARLIER MODEL PROGS IN
   SUGGESTING ONSET OF MID-LEVEL SUBSIDENCE/DRYING AND DEVELOPMENT
   OF WEAK CAPPING INVERSION ACROSS REGION DURING THE NEXT FEW
   HOURS.	AS A RESULT THUNDERSTORM ACTIVITY IS EXPECTED TO SLOWLY
   DIMINISH.  MARGINALLY SEVERE HAIL IS BECOMING PRIMARY SEVERE
   THREAT AS HODOGRAPHS NEAR/AHEAD OF CONVECTION HAVE BECOME MOSTLY
   UNIDIRECTIONAL.  
   
   
   ..KERR.. 02/22/2003
   
   
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