MESOSCALE DISCUSSION 2493
   NWS STORM PREDICTION CENTER NORMAN OK
   0537 PM CST WED NOV 12 2003
   
   AREAS AFFECTED...WRN PA/SWRN NY
   
   CONCERNING...SEVERE THUNDERSTORM POTENTIAL 
   
   VALID 122337Z - 130030Z
   
   NEW WW MAY BE NEEDED BY 00Z FOR WRN PA AND PORTIONS OF SWRN NY.
   
   FAST MOVING /40-45 KT/ BROKEN LINE OF LOW-TOPPED STRONG TO SEVERE
   STORMS...EXTENDING FROM 30 W CLE TO 25 NW CMH WITH ISOLATED STORMS
   OVER CENTRAL OH FROM FAIRFIELD COUNTY TO MUSKINGUM COUNTY...WILL
   LIKELY MOVE INTO WRN PA BETWEEN 01-02Z.  INSTABILITY WILL REMAIN
   MARGINAL INTO THE EVENING WITH SOME DECREASE EXPECTED...GIVEN THE
   LOSS OF DAYTIME HEATING.  HOWEVER...VERY STRONG DEEP LAYER SHEAR
   WILL CONTINUE TO SUPPORT STORM ORGANIZATION AS THE STORMS MOVE INTO
   NWRN PA BY 01Z AND INTO WEST CENTRAL/SWRN PA BETWEEN 01-02Z WITH
   PRIMARILY A DAMAGING WIND THREAT.
   
   ..PETERS.. 11/12/2003
   
   
   ATTN...WFO...BUF...CTP...PBZ...CLE...
   
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