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Mesoscale Discussion 1972
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MD 1972 graphic
   
   MESOSCALE DISCUSSION 1972
   NWS STORM PREDICTION CENTER NORMAN OK
   0610 PM CDT SAT AUG 13 2011
   
   AREAS AFFECTED...ERN IL...NRN AND CNTRL IND...SERN MI...NWRN OH
   
   CONCERNING...SEVERE THUNDERSTORM WATCH 775...776...777...
   
   VALID 132310Z - 140045Z
   
   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH
   775...776...777...CONTINUES.
   
   ISOLATED SEVERE HAIL CORES WERE WIDELY SPACED FROM JUST E OF STL
   INTO NWRN IND AT 23Z AMONGST MAINLY STRONG STORMS WITH GUSTY WINDS
   AND HEAVY RAIN. WITH AMPLE INSTABILITY OVER INDIANA...AND
   APPROACHING VORT MAX ALOFT...STRONG TO OCCASIONALLY SEVERE STORMS
   SHOULD PERSIST FOR A FEW MORE HOURS...BUT LIKELY WEAKENING GRADUALLY
   ALL THE WHILE. PORTIONS OF WATCH 775 FROM NRN IND INTO NWRN OH MAY
   BE EXTENDED IN TIME TO ACCOUNT FOR THE CURRENT SEVERE ACTIVITY.
   
   ANOTHER SEPARATE BUT LONG LIVED SYSTEM WAS LOCATED OVER SERN
   MI...AND THIS WILL CONTINUE TO POST A WIND THREAT AS BEFORE EXITING
   INTO CANADA.
   
   ..JEWELL.. 08/13/2011
   
   
   ATTN...WFO...CLE...ILN...DTX...IWX...GRR...IND...LOT...ILX...
   
   LAT...LON   39248911 40058788 40908706 41628601 41738525 41858442
               42358407 42588403 42978387 43038244 42648245 42238302
               41828284 41398322 41028385 40308497 39608633 39178764
               39248911 
   
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