MESOSCALE DISCUSSION 1096
   NWS STORM PREDICTION CENTER NORMAN OK
   1013 AM CDT FRI MAY 30 2008
   
   AREAS AFFECTED...NRN IL
   
   CONCERNING...TORNADO WATCH 393...
   
   VALID 301513Z - 301615Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 393 CONTINUES.
   
   LEADING EDGE OF DECAYING MCS HAS WEAKENED OVER BUREAU AND PUTNAM
   COUNTIES IN NRN IL.  THIS ACTIVITY IS SPREADING EWD AT ROUGHLY
   40-45KT AND SHOULD APPROACH THE CHICAGO METRO AREA BY 16Z.  THERE IS
   LITTLE EVIDENCE BOUNDARY LAYER MODIFICATION WILL POSITIVELY
   INFLUENCE THESE STORMS IN THE SHORT TERM.  GUSTY WINDS AND PERHAPS
   SOME SMALL HAIL MAY ACCOMPANY THE STRONGER CELLS.  HOWEVER...SFC
   HEATING AND INCREASING BUOYANCY BY EARLY AFTERNOON SHOULD RESULT IN
   A MARKED INCREASE IN THUNDERSTORM ACTIVITY ACROSS CNTRL IL...SWWD
   INTO MO.
   
   ..DARROW.. 05/30/2008
   
   
   ATTN...WFO...LOT...ILX...DVN...
   
   41628909 42008767 41558744 41158781 40968924