MESOSCALE DISCUSSION 0434
   NWS STORM PREDICTION CENTER NORMAN OK
   0306 PM CDT FRI APR 10 2009
   
   AREAS AFFECTED...SRN IND INTO CNTRL KY
   
   CONCERNING...TORNADO WATCH 131...
   
   VALID 102006Z - 102100Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 131 CONTINUES.
   
   THROUGH 21Z...THE GREATEST SEVERE WEATHER THREAT WILL REMAIN OVER
   ERN PORTIONS OF WW AREA.  OTHERWISE...EXPECT SEVERE WEATHER
   POTENTIAL TO DIMINISH WITH TIME FROM W-E ACROSS WW AREA.
   
   AS OF 1955Z...REGIONAL RADAR IMAGERY INDICATED THE MOST INTENSE
   STORMS BEGINNING TO MOVE/DEVELOP INTO WW 133 OVER ERN KY AS
   REFERENCED IN MCD 433.  FARTHER W...AN ISOLATED STRONG/SEVERE STORM
   IS PRESENT ALONG COLD FRONT OVER GRAYSON CO KY WITHIN ZONE OF DEEP
   ASCENT AHEAD OF MID/UPPER-LEVEL LOW.  HOWEVER...IMMEDIATE INFLOW AIR
   MASS HAS COOLED/STABILIZED DUE TO OUTFLOW EFFECTS OF DOWNSTREAM
   STORMS.  WHILE LOCALLY STRONG WIND GUSTS AND PERHAPS SOME HAIL
   REMAIN POSSIBLE WITH ANY ADDITIONAL STORMS DEVELOPING ALONG
   FRONT...THE INCREASING STABILITY IN THE BOUNDARY LAYER COUPLED WITH
   WEAKENING VERTICAL SHEAR WITH THE APPROACH OF THE CLOSED MIDLEVEL
   SYSTEM SUGGEST THAT OVERALL SEVERE THREAT IS DECREASING FROM W-E
   WITH TIME.
   
   ..MEAD.. 04/10/2009
   
   
   ATTN...WFO...LMK...OHX...
   
   LAT...LON   36678630 37048625 37428635 37728664 38138666 38378637
               38418574 38238520 37668503 37108526 36798544 36628579
               36678630