MESOSCALE DISCUSSION 1050
   NWS STORM PREDICTION CENTER NORMAN OK
   0317 AM CDT MON JUN 21 2010
   
   AREAS AFFECTED...SRN NEB...NW KS...NE CO
   
   CONCERNING...SEVERE THUNDERSTORM WATCH 363...
   
   VALID 210817Z - 210915Z
   
   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 363
   CONTINUES.
   
   THE SEVERE THREAT OVER SRN NEB WILL MOVE EWD INTO SE NEB...NE
   KS...SW IA AND NW MO EARLY THIS MORNING. LARGE HAIL AND DAMAGING
   WIND GUSTS WILL BE POSSIBLE WITH THE MORE INTENSE CELLS. A WW WILL
   BE NEEDED EAST OF THE CURRENT WW.
   
   AN MCS IS ONGOING IN SRN NEB LOCATED ON A VERY WELL-FOCUSED 40 TO 55
   KT LOW-LEVEL JET. OBJECTIVE ANALYSIS IS SHOWING MODERATE TO STRONG
   INSTABILITY IN PLACE ALONG THE INTERSTATE-80 CORRIDOR IN SCNTRL AND
   SERN NEB EXTENDING AS FAR EAST AS NRN MO WITH MUCAPE VALUES
   ESTIMATED IN THE 2500 TO 4000 J/KG RANGE. IN ADDITION...THE PROFILER
   IN SE NEB HAS ABOUT 35 KT OF 0-6 KM SHEAR AND VERTICAL SHEAR SHOULD
   INCREASE AS A LOW TO MID-LEVEL JET MOVES EWD EARLY THIS MORNING. THE
   RUC IS ANALYZING A WELL-DEFINED JET MAX AT 700 MB...LOCATED JUST
   BEHIND THE LINE-SEGMENT IN SW NEB SUGGESTING THIS LINE SHOULD BECOME
   INCREASINGLY ORGANIZED OBTAINING A PERSISTENT BOWING STRUCTURE.
   ALTHOUGH LARGE HAIL WILL BE POSSIBLE WITH THE STRONGER CELLS...WIND
   DAMAGE MAY BECOME THE DOMINATE THREAT OVER THE NEXT 2 TO 4 HOURS. A
   SWATH OF WIND DAMAGE WILL BECOME POSSIBLE AS THIS LINE ORGANIZES EWD
   TO THE MISSOURI RIVER BY 12Z.
   
   ..BROYLES.. 06/21/2010
   
   
   ATTN...WFO...DMX...EAX...OAX...TOP...GID...LBF...GLD...
   
   LAT...LON   39769433 39419647 39439932 39660018 40080041 40560046
               41100009 41419929 41529732 41489511 41229396 40489369
               39769433