MESOSCALE DISCUSSION 2309
   NWS STORM PREDICTION CENTER NORMAN OK
   0100 AM CST WED DEC 18 2002
   
   AREAS AFFECTED...ERN MO AND WEST-CENTRAL IL
   
   CONCERNING...TORNADO WATCH 779...
   
   VALID 180700Z - 180800Z
   
   STRONG/SEVERE SQUALL LINE CONTINUES MOVING ENEWD ACROSS ERN MO
   AND WRN IL AT CLOSE TO 50KT. NUMEROUS LEWPS ALONG THIS LINE WITH
   THE MOST INTENSE BOWED SEGMENT CURRENTLY CROSSING FRANKLIN
   COUNTY... ABOUT 40 MILES SW OF LSX. WARM SECTOR WAS DEVELOPING
   RAPIDLY NWD UP THE MS RIVER VALLEY AND INTO WRN IL ATTM AND THIS
   SHOULD CONTINUE TO SUPPORT SEVERE WIND GUSTS...LARGE HAIL...AND
   POSSIBLE TORNADOES ACROSS THE ERN PART OF WW 779 THROUGH 0800
   UTC.
   
   PORTIONS OF WRN IL MAY NEED TO BE COVERED BY A SEVERE TSTM WATCH
   IF DAMAGING WIND GUSTS CONTINUE TO BE OBSERVED WITH THE NRN
   PORTIONS OF THE SQUALL LINE AS IT MOVES EWD INTO LIMITED
   INSTABILITY.
   
   ..CARBIN.. 12/18/2002
   
   
   36009646 37099646 38649312 40198979 39108979 38028979
   36479312 34929646