MESOSCALE DISCUSSION 0872
   NWS STORM PREDICTION CENTER NORMAN OK
   0357 PM CDT MON MAY 24 2004
   
   AREAS AFFECTED...S-CNTRL KS/N-CNTRL OK
   
   CONCERNING...SEVERE THUNDERSTORM POTENTIAL 
   
   VALID 242057Z - 242230Z
   
   TSTM DEVELOPMENT IS BECOMING MORE LIKELY ALONG DRYLINE. A WW IS
   CURRENTLY BEING ISSUED FOR N-CNTRL OK AND AN ADDITIONAL WATCH MAY BE
   NECESSARY OVER S-CNTRL KS.
   
   AS OF 2045Z...SATELLITE IMAGERY SHOWED CUMULUS FIELD DEVELOPING FROM
   GRANT/KAY COUNTIES IN N-CNTRL OK NEWD INTO SUMNER COUNTY IN S-CNTRL
   KS. HERE...TEMPERATURES IN THE 90S COUPLED WITH A VERY MOIST
   LOW-LEVEL AIRMASS /DEWPOINTS IN THE UPPER 60S TO LOWER 70S/ HAS
   CONTRIBUTED TO A VERY UNSTABLE ENVIRONMENT WITH MLCAPES OF 3000-3500
   J/KG AND DECREASING CONVECTIVE INHIBITION. MOREOVER...REGIONAL
   PROFILERS/VWPS INDICATE 50-60KT MID-LEVEL JET AXIS ACROSS N-CNTRL
   OK/S-CNTRL KS WHICH IS RESULTING IN 0-6KM SHEAR VALUES OF 50-55KTS.
   IF STORMS CAN DEVELOP...SUPERCELLS APPEAR LIKELY WITH VERY LARGE
   HAIL. STRONGLY MIXED CHARACTER OF BOUNDARY-LAYER AND LARGER
   TEMPERATURE-DEWPOINT SPREADS SUGGESTS STORMS SHOULD BE HIGH BASED
   WHICH SHOULD HINDER TORNADO THREAT.
   
   A NEW SEVERE TSTM WATCH IS BEING ISSUED FOR N-CNTRL OK AND AN
   ADDITIONAL WATCH MAY BE NECESSARY OVER S-CNTRL KS WITHIN THE NEXT
   HOUR OR TWO.
   
   ..MEAD.. 05/24/2004
   
   
   ATTN...WFO...TSA...ICT...OUN...
   
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