MESOSCALE DISCUSSION 1417
   NWS STORM PREDICTION CENTER NORMAN OK
   0343 PM CDT FRI JUL 03 2009
   
   AREAS AFFECTED...SCNTRL/SERN NEB...NCNTRL/NERN KS
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 032043Z - 032215Z
   
   ...SEVERE THREAT IS INCREASING ACROSS PARTS OF SERN NEB/NERN KS...
   
   HIGH BASED THUNDERSTORM ACTIVITY THAT DEVELOPED ACROSS PORTIONS OF
   WRN/CNTRL KS IS BEGINNING TO INTERACT WITH STALLED FRONTAL ZONE NEAR
   I-70...NORTH OF RSL.  THIS CONVECTION SHOULD GRADUALLY PROPAGATE EWD
   INTO A REGION OF VERY MOIST AND UNSTABLE AIR OVER NERN KS...MLCAPE
   TO 3000 J/KG.  WITH LLJ EXPECTED TO INCREASE MARKEDLY ACROSS ERN KS
   INTO SERN NEB IT APPEARS A SUBSTANTIAL AMOUNT OF CONVECTION SHOULD
   EVOLVE WITHIN THIS WARM ADVECTION ZONE BY 03Z.  GIVEN THE SHEAR
   PROFILES IT APPEARS SUPERCELLS MAY BE NOTED...ESPECIALLY
   EARLY...HOWEVER ONE OR MORE MCSS COULD EVOLVE ACROSS THIS REGION BY
   LATE EVENING.  ALTHOUGH DAMAGING WINDS SHOULD BE THE PRIMARY SEVERE
   THREAT...ISOLATED TORNADOES COULD BE OBSERVED WITH NEAR-SFC BASED
   SUPERCELLS EARLY.
   
   ..DARROW.. 07/03/2009
   
   
   ATTN...WFO...EAX...OAX...TOP...ICT...GID...
   
   LAT...LON   41459827 40939618 39609543 38749578 38669732 39649801
               40359907 41459827