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Mesoscale Discussion 1679
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   MESOSCALE DISCUSSION 1679
   NWS STORM PREDICTION CENTER NORMAN OK
   1101 PM CDT TUE AUG 07 2007
   
   AREAS AFFECTED...CO...KS...NE
   
   CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY 
   
   VALID 080401Z - 080600Z
   
   MCS MOVING ACROSS THE HIGH PLAINS AGAIN TONIGHT WITH SOME POTENTIAL
   FOR DAMAGING WINDS AND HAIL. LIMITED ORGANIZATION AND GENERALLY WEAK
   FORCING WILL PROBABLY KEEP OVERALL SEVERE THREAT ISOLATED AND A
   WATCH IS NOT PLANNED.
   
   LARGE CONVECTIVE COLD POOL AGAIN PROVIDING MESOSCALE FORCING TO
   MAINTAIN DEEP CONVECTION ACROSS ERN CO LATE THIS EVENING. AIR MASS
   TO THE EAST OF THIS CONVECTION WAS VERY MOIST AND UNSTABLE WITH AN
   AXIS OF 2000-2500 J/KG MLCAPE EXTENDING ENEWD ACROSS NWRN KS INTO
   SRN NEB. LOW LEVEL ELY FLOW TOPPED BY WEAK AMBIENT WLY FLOW THROUGH
   A DEEPER LAYER OF THE TROPOSPHERE SUGGESTS THAT STORM OUTFLOWS WILL
   LIKELY CONTINUE TO GENERATE NEW UPDRAFTS AS ENTIRE COMPLEX SPREADS
   EAST ALONG THE INSTABILITY AXIS. GIVEN GENERALLY WEAK DEEP-LAYER
   EFFECTIVE SHEAR...BUT MODEST SR INFLOW AND SUPPORTIVE
   THERMODYNAMICS...A FEW STRONGER WIND GUSTS AND PERHAPS HAIL WILL
   REMAIN A POSSIBILITY...ESPECIALLY NEAR OUTFLOW INTERSECTIONS WHERE
   STORM SCALE DYNAMICS MAY ENHANCE UPDRAFT PERSISTENCE/ORGANIZATION.
   OVERALL POTENTIAL DOES NOT APPEAR TO WARRANT A WATCH.
   
   ..CARBIN.. 08/08/2007
   
   
   ATTN...WFO...ICT...GID...LBF...DDC...GLD...PUB...BOU...
   
   38459899 38020016 38100162 38460204 39080223 40040210
   41050221 40960095 40839999 40259883 39859863 
   
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