MESOSCALE DISCUSSION 1238
   NWS STORM PREDICTION CENTER NORMAN OK
   0716 PM CDT WED JUN 15 2011
   
   AREAS AFFECTED...FAR SOUTHERN INDIANA/CENTRAL KY
   
   CONCERNING...SEVERE THUNDERSTORM WATCH 480...
   
   VALID 160016Z - 160115Z
   
   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 480
   CONTINUES.
   
   SEVERE TSTM WATCH 480 CONTINUES UNTIL 03Z...WITH POTENTIAL FOR
   DAMAGING WINDS/SEVERE HAIL ON AN INCREASINGLY ISOLATED/MARGINAL
   BASIS THIS EVENING.
   
   A COUPLE OF STRONG/SEVERE TSTM CLUSTERS PERSIST EARLY THIS EVENING
   ACROSS WEST-CENTRAL KY. THIS ACTIVITY IS OCCURRING COINCIDENT WITH A
   ROUGHLY NORTH-SOUTH OCCLUDING FRONTAL ZONE AND A SPATIALLY NARROW
   MOIST/INSTABILITY AXIS WHERE MLCAPE IS ESTIMATED TO STILL BE AS HIGH
   AS 1000 J/KG. THE PRIMARY SEVERE THREAT IS EXPECTED IN THE SHORT
   TERM...WITH A GRADUAL WEAKENING TREND OTHERWISE ANTICIPATED AS THE
   BOUNDARY LAYER COOLS AND/OR STORMS SHIFT EAST-SOUTHEASTWARD AWAY
   FROM THE RESIDUAL INSTABILITY AXIS.
   
   ..GUYER.. 06/16/2011
   
   
   ATTN...WFO...LMK...IND...PAH...
   
   LAT...LON   38388700 38638669 38678625 38568580 37448531 36868531
               36658610 36698667 37568704 38388700