MESOSCALE DISCUSSION 0997
   NWS STORM PREDICTION CENTER NORMAN OK
   0322 PM CDT FRI MAY 27 2011
   
   AREAS AFFECTED...PTNS SCNTRL OK...NCNTRL TX
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 272022Z - 272215Z
   
   THIS AREA IS BEING MONITORED FOR POSSIBLE THUNDERSTORM DEVELOPMENT
   IN THE NEXT SEVERAL HOURS.  WEAK SFC LOW JUST E OF CDS WILL MOVE
   ONLY SLOWLY EASTWARD THE NEXT SEVERAL HOURS.  SATELLITE/RADAR AND
   SURFACE OBS INDICATED ONE DRYLINE FROM THE LOW ARCS THROUGH
   SOUTHWEST OK AND THEN SOUTHWARD INTO NW/NCNTRL TX.  A SECONDARY
   DRYLINE NOTED IN CLEAR AIR RADAR DATA IS MOVING THROUGH THE SRN TX
   PNHDL AND WILL BE INTERSECTING THE EASTERN DRYLINE BOUNDARY ADDING
   ADDITIONAL FORCING ABOUT THE TIME OF MAXIMUM HEATING...2200 TO 0000
   UTC.
   
   MOIST UNSTABLE AIR WITH MLCAPES OF 3500 J/KG AND WEAK CAPPING
   INVERSION JUST AHEAD OF DRYLINE AND INCREASED FORCING NEXT SEVERAL
   HOURS ALONG WITH PEAK HEATING MAY ALLOW A STRONG STORM OR TWO TO
   DEVELOP.  IF STORMS MANAGE TO DEVELOP...A WATCH MAY BE NEEDED WITH
   THE RISK OF LARGE HAIL AND BRIEF STRONG WINDS.
   
   ..BOTHWELL.. 05/27/2011
   
   
   ATTN...WFO...FWD...OUN...
   
   LAT...LON   33189853 34069851 34369853 34879887 35069861 35079841
               35079824 35069789 35109764 35139748 35099725 34929706
               34679692 34409690 34109699 33709715 33459730 33319754
               33159778 33069828 33189853