514  
ACUS11 KWNS 110000  
SWOMCD  
SPC MCD 110000  
VTZ000-NYZ000-110130-  
 
MESOSCALE DISCUSSION 1909  
NWS STORM PREDICTION CENTER NORMAN OK  
0700 PM CDT MON AUG 10 2026  
 
AREAS AFFECTED...PARTS OF NORTHERN NY/VT  
 
CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY  
 
VALID 110000Z - 110130Z  
 
PROBABILITY OF WATCH ISSUANCE...20 PERCENT  
 
SUMMARY...AN ISOLATED HAIL/DAMAGING WIND THREAT MAY PERSIST FOR  
ANOTHER HOUR OR SO, BUT WATCH ISSUANCE IS NOT EXPECTED AT THIS TIME.  
 
DISCUSSION...ON THE SOUTHERN PERIPHERY OF LARGE-SCALE UPPER  
TROUGHING OVER ONTARIO/QUEBEC, ISOLATED THUNDERSTORMS HAVE RECENTLY  
STRENGTHENED/MOVED INTO NORTHERN NY/VT. FAVORABLE DEEP-LAYER SHEAR  
(UP TO 40-45 KT) NOTED ON THE LATEST VWP FROM KCXX SHOULD CONTINUE  
TO SUPPORT UPDRAFT ORGANIZATION IN THE SHORT TERM, WITH A SMALL  
CLUSTER MOVING ACROSS NORTHERN VT CAPABLE OF PRODUCING DAMAGING  
WINDS. FARTHER WEST, A CELL MOVING INTO FAR NORTHERN NY MAY ALSO  
POSE AN ISOLATED THREAT FOR HAIL AND GUSTY WINDS. HOWEVER, THE  
AIRMASS ACROSS THESE AREAS IS NOT OVERLY UNSTABLE, AND THE LOSS OF  
DAYTIME HEATING SHOULD RESULT IN GRADUAL STABILIZATION OF THE  
BOUNDARY LAYER AND AN EVENTUAL WEAKENING TO ONGOING THUNDERSTORMS.  
THEREFORE, WATCH ISSUANCE APPEARS UNLIKELY.  
 
..GLEASON/MOSIER.. 08/11/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT  
 
ATTN...WFO...BTV...  
 
LAT...LON 44867542 45117478 45057217 44857175 44407196 44087264  
44227396 44707542 44867542  
 
MOST PROBABLE PEAK WIND GUST...UP TO 60 MPH  
MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN  
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