MESOSCALE DISCUSSION 1649
   NWS STORM PREDICTION CENTER NORMAN OK
   0907 PM CDT SAT AUG 04 2007
   
   AREAS AFFECTED...CENTRAL/ERN NEB AND EXTREME WRN IA
   
   CONCERNING...SEVERE THUNDERSTORM WATCH 562...563...
   
   VALID 050207Z - 050300Z
   
   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH
   562...563...CONTINUES.
   
   A SURFACE LOW WAS LOCATED IN EXTREME SERN SD...WITH A COLD FRONT
   EXTENDING SWWD INTO CENTRAL/WRN NEB. THUNDERSTORMS WERE LOCATED
   ALONG THE FRONT FROM NEAR SUX TO BBW. THE STORMS HAD WEAKENED DURING
   THE PAST HOUR OR SO AS THE BOUNDARY LAYER HAS GRADUALLY 
   COOLED/STABILIZED. ALTHOUGH STORMS ARE EXPECTED TO CONTINUE SLOWLY 
   WEAKENING...ISOLATED STORMS WITH MARGINALLY SEVERE HAIL/WIND DAMAGE
   WILL BE POSSIBLE FOR THE NEXT HOUR OR SO.
   
   ..IMY.. 08/05/2007
   
   
   ATTN...WFO...DMX...FSD...OAX...GID...LBF...
   
   40650112 41549972 42009826 42399714 42509646 42329594
   41909561 41209537 41129714 40289997