MESOSCALE DISCUSSION 1775
   NWS STORM PREDICTION CENTER NORMAN OK
   0241 PM CDT FRI JUL 11 2003
   
   AREAS AFFECTED...CNTRL/ERN KS THROUGH WRN MO
   
   CONCERNING...SEVERE THUNDERSTORM POTENTIAL 
   
   VALID 111941Z - 112145Z
   
   THUNDERSTORMS EXPECTED TO INITIATE OVER PARTS OF NERN KS WITH
   SUBSEQUENT DEVELOP SWWD TOWARD CNTRL KS. STORMS SHOULD ALSO SPREAD
   INTO PARTS OF NW MO. DAMAGING WIND AND LARGE HAIL WILL BE THE MAIN
   THREATS.
   
   THIS EVENING A BOUNDARY EXTENDS FROM NWRN MO SWWD THROUGH CNTRL AND
   INTO WRN KS. A PSEUDO DRYLINE EXTENDS FROM NRN OK NWD INTO CNTRL KS
   WHERE IT INTERSECTS THE E-W BOUNDARY. THE ATMOSPHERE CONTINUES TO
   DESTABILIZE OVER ERN KS INTO WRN MO WITH STEEP LAPSE RATES AND
   MLCAPES TO 2500/3000 J/KS EXPECTED THIS AFTERNOON. LATEST SATELLITE
   IMAGERY SHOWS CUMULUS INCREASING ALONG THE BOUNDARY OVER NERN KS...
   AND STORMS ARE EXPECTED TO INITIATE IN THIS REGION WITHIN THE NEXT
   HOUR OR TWO AS THE CAP WEAKENS. A 60 KT MID LEVEL JET DROPPING SEWD
   ON SWRN PERIPHERY OF ERN U.S. UPPER TROUGH WILL SUPPORT SHEAR
   PROFILES SUFFICIENT FOR SUPERCELLS. STORMS IN GENERAL SHOULD BE
   SOMEWHAT HIGH BASED..BUT A BRIEF TORNADO OR TWO MAY ALSO BE POSSIBLE
   WITH INITIAL STORMS DEVELOPING ALONG THE BOUNDARY OVER NE KS WHERE
   LCLS MAY BE LOWER AND VERTICAL VORTICITY MAY BE LOCALLY ENHANCED.
   
   ..DIAL.. 07/11/2003
   
   
   ATTN...WFO...SGF...EAX...TOP...ICT...DDC...
   
   38339859 38969719 39059457 37379389 37419815