MESOSCALE DISCUSSION 0240
   NWS STORM PREDICTION CENTER NORMAN OK
   1239 PM CDT MON MAR 23 2009
   
   AREAS AFFECTED...CENTRAL KS INTO NRN OK
   
   CONCERNING...SEVERE POTENTIAL...TORNADO WATCH LIKELY 
   
   VALID 231739Z - 231915Z
   
   INCREASING CONVECTIVE DEVELOPMENT IN A N-S BAND ACROSS THE CENTRAL
   THIRD OF KS AND INTO NWRN OK WILL REQUIRE WW ISSUANCE SOON.
   
   A SHARPENING DRYLINE IS BULGING NEWD ACROSS WRN KS AND THE TX/OK
   PANHANDLES ATTM...AS HEATING CONTINUES W OF THE LOW CLOUD BAND OVER
   THE ERN HALF OF KS/CENTRAL AND ERN OK.  DEWPOINTS IN THE LOW TO MID
   50S AND TEMPERATURES NOW INTO THE LOW 70S HAS RESULTED IN THE
   DEVELOPMENT OF ROUGHLY 500 J/KG MIXED-LAYER CAPE...WHICH IS
   SUPPORTING TCU/SMALL CB DEVELOPMENT ALONG THE DRYLINE.
   
   AS AIRMASS FURTHER DESTABILIZES SUPPORTING CONTINUED CONVECTIVE
   DEVELOPMENT...EXISTING SHEAR PROFILES ACROSS THIS REGION --
   DEPICTING FLOW INCREASING/VEERING WITH HEIGHT -- WILL SUPPORT
   SUPERCELLS.  WHILE MODEST BOUNDARY-LAYER MOISTURE SUGGESTS
   RELATIVELY HIGH CLOUD BASES...A FEW TORNADOES WILL BE POSSIBLE ALONG
   WITH HAIL AND DAMAGING WINDS.
   
   ..GOSS.. 03/23/2009
   
   
   ATTN...WFO...TOP...ICT...OUN...GID...DDC...
   
   LAT...LON   38999643 37809657 36399726 35609874 38749862 39919903
               39989653 38999643