MESOSCALE DISCUSSION 1293
   NWS STORM PREDICTION CENTER NORMAN OK
   0707 AM CDT TUE JUN 10 2003
   
   AREAS AFFECTED...EXTREME SERN KS AND SRN THIRD OF MO
   
   CONCERNING...SEVERE THUNDERSTORM POTENTIAL 
   
   VALID 101207Z - 101400Z
   
   WATCH WILL BE ISSUED SHORTLY ACROSS SRN MO.
   
   WARM AIR ADVECTION WILL CONTINUE TO ENHANCE CONVECTION ACROSS MUCH
   OF SRN MO NEXT SEVERAL HOURS.  MODEL SOUNDINGS FROM THE LATEST
   ETA-KF INDICATES ELEVATED CAPE JUST ABOVE 3000 J/KG WITH STEEP LAPSE
   RATES /NEAR 8C/KM/ MOVING IN FROM THE WEST INTERACTING WITH WRN EDGE
   OF CONVECTIVE OUTFLOW BOUNDARY JUST N OF JLN - SGF LINE.  LATEST
   TRENDS ALSO SHOW INSTABILITY ADVECTION INTO SWRN MO INDICATING THAT
   HIGHER THETA-E VALUES COMBINED WITH SURFACE HEATING WILL DESTABILIZE
   AIR MASS ACROSS THE REMAINDER OF SRN MO WILL BE LOCATION OF FURTHER
   DEVELOPMENT/INTENSIFICATION THROUGH MUCH OF THE MORNING.
   
   ..MCCARTHY.. 06/10/2003
   
   
   ATTN...WFO...PAH...MEG...LSX...LZK...SGF...EAX...TSA...TOP...ICT...
   
   37279549 38009540 38329458 38229305 38059225 37999146
   37829039 37328970 36599000 36159081 36309304 36369479