MESOSCALE DISCUSSION 0535
   NWS STORM PREDICTION CENTER NORMAN OK
   1053 PM CDT WED MAY 12 2010
   
   AREAS AFFECTED...FAR EASTERN KS AND WESTERN MO
   
   CONCERNING...TORNADO WATCH 157...
   
   VALID 130353Z - 130530Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 157 CONTINUES.
   
   TORNADO WATCH 157 CONTINUES UNTIL 05Z. AN ISOLATED QLCS-TYPE TORNADO
   RISK CONTINUES...WITH POTENTIAL FOR DAMAGING WINDS/SOME SEVERE HAIL
   AND VERY HEAVY RAINFALL ALSO CONTINUING. GIVEN THE SCHEDULED 05Z
   EXPIRATION OF WATCH 157...CONVECTIVE TRENDS WILL BE MONITORED FOR
   THE POSSIBILITY OF A REPLACEMENT SEVERE TSTM WATCH.
   
   MAINLY ELEVATED STORMS CONTINUE WELL NORTH OF TORNADO WATCH 157
   ACROSS NORTHERN MO...WHILE UPSTREAM NEAR-SURFACE BASED STORMS
   CONTINUE TO ORGANIZE INTO A DECIDEDLY QUASI-LINEAR ORGANIZATION
   ACROSS EASTERN KS W/SW OF THE KC METRO AREA AS OF 0345Z. THIS
   INCLUDES AN APPARENT MESO-VORTEX ACROSS JEFFERSON/LEAVENWORTH
   COUNTIES AS OF 0345Z. WHILE LARGELY PARALLEL-QLCS/FRONT TYPE FLOW
   DOES NOT FAVOR A PARTICULARLY STRONG EASTWARD SURGE OF THE QLCS...AN
   INCREASINGLY ORGANIZED SURFACE COLD POOL/EXISTING RELATIVELY FAST
   STORM MOTIONS /40+ KT/ MAY YIELD DAMAGING WIND GUSTS AND PERHAPS
   SOME HAIL/BRIEF TORNADO INTO THE KC METRO AREA OVER THE NEXT FEW
   HOURS.
   
   ..GUYER.. 05/13/2010
   
   
   ATTN...WFO...SGF...EAX...TOP...
   
   LAT...LON   38759547 39609526 39669410 39589316 39079256 38649296
               38549357 38559486 38759547