MESOSCALE DISCUSSION 2258
   NWS STORM PREDICTION CENTER NORMAN OK
   1127 PM CDT MON AUG 25 2003
   
   AREAS AFFECTED...SERN MI...NRN/ERN OH...WRN PA
   
   CONCERNING...SEVERE THUNDERSTORM POTENTIAL 
   
   VALID 260427Z - 260530Z
   
   ...SEVERE THUNDERSTORM WATCH MAY BE REQUIRED FOR PORTIONS OF NRN OH
   INTO WRN PA...
   
   CONVECTION IS SLOWLY ORGANIZING WITHIN PERSISTENT WLY WARM ADVECTION
   ACROSS SERN LOWER MI.  THIS ACTIVITY APPEARS TO BE DEVELOPING MORE
   SIGNIFICANT PRECIPITATION CORES WHICH COULD AID IN COLD POOL
   ENHANCEMENT...AND POSSIBLY EVOLVE INTO A DAMAGING WIND THREAT AS IT
   MOVES ESEWD INTO NRN OH.  WILL CONTINUE TO MONITOR DOWNSTREAM
   REGIONS FOR POSSIBLE WW.
   
   ..DARROW.. 08/26/2003
   
   
   ATTN...WFO...BUF...CTP...PBZ...CLE...DTX...IWX...
   
   42578306 41897910 40437908 40138051 41678403