MESOSCALE DISCUSSION 0836
   NWS STORM PREDICTION CENTER NORMAN OK
   0301 PM CDT FRI MAY 15 2009
   
   AREAS AFFECTED...PARTS OF NERN KS / NWRN MO
   
   CONCERNING...HEAVY RAINFALL 
   
   VALID 152001Z - 152100Z
   
   VERY HEAVY RAINFALL IS EXPECTED TO CONTINUE WITH A SLOW SWD
   PROGRESSION THE NEXT FEW HOURS ACROSS PARTS OF NERN KS AND NWRN
   MO...CENTERED NEAR THE KANSAS CITY METRO.  
   
   RECENT TRENDS IN RADAR MOSAIC SHOW W-E ELONGATING AREA OF HEAVY
   TSTMS AS WRN EXTENSION OF OUTFLOW BOUNDARY REMAINS QUASI-STATIONARY
   ACROSS SHAWNEE COUNTY KS.  STRONG/MOIST INFLUX FROM 45 KT SWLY LLJ
   WILL LIKELY CONTINUE TO IMPINGE UPON THE AREA FOR THE NEXT FEW
   HOURS.  LATEST GPS PW DATA FROM NERN KS SHOWS PW/S APPROACHING 1.8
   INCH.  THIS COMBINED WITH A FOCUSED AND NEARLY STATIONARY MESOSCALE
   FORCING MECHANISM WILL SUPPORT LOCALIZED INUNDATIVE RAINFALL RATES
   OF 2-3 INCHES/HR FOR SEVERAL HOURS...ESPECIALLY NEAR THE GREATER
   KANSAS CITY METRO.  HEAVY RAINFALL RATES WILL SPREAD EWD INTO PARTS
   OF CARROLL/CHARITON/SALINE COUNTIES IN THE NEXT HOUR OR SO.
   
   ..SMITH.. 05/15/2009
   
   
   ATTN...WFO...EAX...TOP...
   
   LAT...LON   39639417 39699376 39739298 39539283 39259294 39129322
               39129407 38909587 39249594 39389553 39639417