MESOSCALE DISCUSSION 1012
   NWS STORM PREDICTION CENTER NORMAN OK
   0141 AM CDT SUN MAY 29 2011
   
   AREAS AFFECTED...NERN KS/SERN NEB/SRN IA/NRN MO
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 290641Z - 290845Z
   
   THREAT FOR ISOLATED HAIL IS EXPECTED OVER THE NEXT FEW HOURS AS
   STORMS EXPAND ACROSS THIS AREA.
   
   LATEST VAD/PROFILER DATA CONFIRM MODEL FORECASTS OF 50-PLUS KT SSWLY
   LOW-LEVEL JET NOSING INTO ERN KS.  AS THE JET CONTINUES TO
   INCREASE...ELEVATED CONVECTION -- WHICH HAS BEEN BUBBLING ACROSS
   NERN KS/ AND ADJACENT NWRN MO HAS BEGUN TO STRENGTHEN/ORGANIZE --
   AIDED BY DEEP-LAYER SHEAR SUFFICIENT FOR SOME MID-LEVEL ROTATION. 
   GIVEN CONTINUED LOW-LEVEL THETA-E ADVECTION AND ASCENT PROVIDED BY
   THE LOW-LEVEL JET...EXPECT INCREASING TREND IN STORM INTENSITY TO
   CONTINUE -- WITH MARGINAL HAIL POSSIBLE WITH STRONGER STORM CORES. 
   WW IS NOT IMMINENT...BUT COULD BECOME NECESSARY WITH TIME BASED ON
   CONVECTIVE TRENDS.
   
   ..GOSS.. 05/29/2011
   
   
   ATTN...WFO...LSX...DVN...DMX...EAX...OAX...TOP...ICT...
   
   LAT...LON   38419681 38829737 40099672 40799527 41199165 39219139
               38999411 38419681