MESOSCALE DISCUSSION 0710
   NWS STORM PREDICTION CENTER NORMAN OK
   0446 PM CDT SAT MAY 05 2007
   
   AREAS AFFECTED...MIDDLE TN INTO NORTHEAST AL/NORTHWEST GA
   
   CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY 
   
   VALID 052146Z - 052315Z
   
   ISOLATED SOUTH CENTRAL TN SUPERCELL...AND PERHAPS ADDITIONAL
   DEVELOPMENT...WILL LIKELY CONTINUE TO POSE AN ISOLATED RISK OF
   MAINLY LARGE HAIL/STRONG WIND GUSTS FROM MIDDLE TN INTO PORTIONS OF
   NORTHEAST AL/NORTHWEST GA OVER THE NEXT SEVERAL HOURS. A WATCH IS
   NOT CURRENTLY ANTICIPATED.
   
   SUPERCELL IN MOORE/EASTERN LINCOLN COUNTIES TN CONTINUES TO MOVE
   SOUTHEASTWARD ALONG QUASI-STATIONARY FRONTAL BOUNDARY ARCING FROM
   MIDDLE TN INTO NORTHEAST AL/WEST CENTRAL GA. A FAIRLY UNSTABLE
   AIRMASS IS IN PLACE ALONG THE FRONT FROM MIDDLE TN INTO NORTHEAST
   AL...WITH MLCAPES GENERALLY AROUND 1000 J/KG. SURFACE ADJUSTED
   WSR-88D VWP DATA FROM HYTOP AL SUPPORTS EFFECTIVE BULK SHEAR OF 35
   KTS WITHIN THIS CORRIDOR...FAVORABLE FOR THE DEVELOP/MAINTENENCE OF
   SUPERCELLS INTO EARLY EVENING. WHILE A FEW SUPERCELL STRUCTURES
   CAPABLE OF LARGE HAIL/STRONG WIND GUSTS ARE POSSIBLE...ACTIVITY
   SHOULD WEAKEN SHORTLY AFTER SUNSET. EXPECTED ISOLATED NATURE WILL
   LIKELY PRECLUDE A WATCH ISSUANCE.
   
   ..GUYER.. 05/05/2007
   
   
   ATTN...WFO...MRX...FFC...OHX...BMX...HUN...
   
   36358728 34388520 34158498 33538473 33318534 34708669
   35818761