511  
ACUS11 KWNS 032016  
SWOMCD  
SPC MCD 032016  
PAZ000-MDZ000-WVZ000-OHZ000-032215-  
 
MESOSCALE DISCUSSION 2218  
NWS STORM PREDICTION CENTER NORMAN OK  
0316 PM CDT THU SEP 03 2026  
 
AREAS AFFECTED...EASTERN OHIO INTO CENTRAL PENNSYLVANIA...WESTERN  
MARYLAND...AND FAR NORTHERN WEST VIRGINIA  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 649...  
 
VALID 032016Z - 032215Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 649  
CONTINUES.  
 
SUMMARY...SUPERCELLS ACROSS EASTERN OHIO AND NORTHWESTERN  
PENNSYLVANIA WILL LIKELY GROW UPSCALE AND POSE A MORE SUBSTANTIAL  
WIND THREAT DOWNSTREAM INTO CENTRAL PENNSYLVANIA THROUGH THE  
EVENING. DOWNSTREAM WATCH ISSUANCE IS EXPECTED SOON.  
 
DISCUSSION...DISCRETE TO SEMI-DISCRETE SUPERCELLS ARE EVIDENT IN  
REGIONAL RADAR IMAGERY ACROSS NORTHEAST OH AND NORTHWEST PA WITH A  
FEW INSTANCES OF SEVERE HAIL NOTED OVER THE PAST HOUR. REGIONAL VWPS  
CONTINUE TO SAMPLE ELONGATED HODOGRAPHS FAVORABLE FOR SPLITTING  
SUPERCELLS WITH AN ATTENDANT THREAT FOR LARGE HAIL FOR THE NEXT HOUR  
OR SO. GIVEN THE PROPENSITY FOR SPLITTING CELLS AND TIGHT CLUSTERING  
OF CONVECTION, UPSCALE GROWTH INTO ONE OR MORE ORGANIZED LINES  
APPEARS PROBABLE OVER THE COMING HOURS. AS THIS OCCURS, THE  
POTENTIAL FOR SEVERE WIND SHOULD INCREASE AS CONVECTION MOVES INTO  
CENTRAL PA WHERE AIR MASS RECOVERY HAS BEEN ONGOING THROUGH THE  
AFTERNOON (MLCAPE HAS INCREASED TO 1000-1500 J/KG PER RECENT  
MESOANALYSIS ESTIMATES).  
 
..MOORE.. 09/03/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...CTP...LWX...PBZ...CLE...  
 
LAT...LON 41068148 41388079 41698017 41397732 41157698 40807689  
39967720 39607747 39487796 39527869 40278123 40498158  
40728172 40888169 41068148  
 
MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 90 MPH  
MOST PROBABLE PEAK WIND GUST...65-80 MPH  
MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN  
 
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