MESOSCALE DISCUSSION 0245
   NWS STORM PREDICTION CENTER NORMAN OK
   0343 PM CST THU MAR 01 2007
   
   AREAS AFFECTED...EASTERN TN AND CENTRAL/EASTERN KY
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 012143Z - 012315Z
   
   AN ISOLATED DAMAGING WIND/LARGE HAIL THREAT MAY DEVELOP ACROSS
   PORTIONS OF CENTRAL KY AND EASTERN TN OVER THE NEXT SEVERAL HOURS.
   WILL MONITOR FOR A POSSIBLE WATCH.
   
   EAST OF EXISTING TORNADO WATCHES 44/45...BOUNDARY LAYER AIRMASS
   QUALITY DIMINISHES WITH EASTERN EXTENT ACROSS KY AND TN PER LATEST
   MESOANALYSIS AND A MODIFIED 18Z SPECIAL SOUNDING FROM NASHVILLE
   /MUCAPE AROUND 500 J/KG/. IN SPITE OF THE MODEST CONVECTIVE
   INSTABILITY...STRONG VERTICAL SHEAR/HIGH SRH ENVIRONMENT WILL
   NEVERTHELESS FAVOR THE POSSIBILITY FOR DAMAGING WIND GUSTS...WITH
   LARGE HAIL POSSIBLE AS WELL WITH THE STRONGEST STORMS. PERHAPS ANY
   SUCH THREAT IS MOST LIKELY WITH THE NARROW-ENHANCED CONVECTIVE LINES
   CURRENTLY MOVING NORTHEASTWARD ACROSS MIDDLE TN AND SOUTH CENTRAL
   KY. IT IS UNCLEAR HOW ORGANIZED/EXTENSIVE THE SEVERE THREAT WOULD BE
   INTO EASTERN TN AND EASTERN KY...HOWEVER A WATCH COULD BE NEEDED IN
   THE NEXT HOUR OR TWO.
   
   ..GUYER.. 03/01/2007
   
   
   ATTN...WFO...GSP...MRX...JKL...LMK...OHX...
   
   37798603 37988554 38088450 37828376 37328314 36078307
   35318407 35238502 36268521 36848591 36868610