676  
ACUS11 KWNS 082234  
SWOMCD  
SPC MCD 082234  
MAZ000-RIZ000-CTZ000-090030-  
 
MESOSCALE DISCUSSION 1870  
NWS STORM PREDICTION CENTER NORMAN OK  
0534 PM CDT SAT AUG 08 2026  
 
AREAS AFFECTED...NORTHEAST CONNECTICUT...NORTHERN RHODE ISLAND...AND  
EASTERN MASSACHUSETTS  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 544...  
 
VALID 082234Z - 090030Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 544  
CONTINUES.  
 
SUMMARY...SOME THREAT FOR DAMAGING/SEVERE WINDS WILL LIKELY PERSIST  
INTO PORTIONS OF EASTERN MASSACHUSETTS OVER THE NEXT 1-2 HOURS. A  
LOCAL EXPANSION OF WW 544 HAS BEEN MADE TO ADDRESS THIS POTENTIAL.  
 
DISCUSSION...A BAND OF CONVECTION WITH A HISTORY OF WIND DAMAGE  
CONTINUES TO MOVE EAST ACROSS THE NEW ENGLAND REGION. ALTHOUGH THE  
BAND HAS TAKEN ON A SOMEWHAT MORE PRONOUNCED BOWING STRUCTURE,  
LATEST RADAR IMAGERY FROM KBOX SHOWS THE EMERGENCE OF AN OUTFLOW  
BOUNDARY ON THE SOUTHERN FLANK OF THE LINE. THIS HINTS AT SOME  
DEGREE OF WEAKENING. HOWEVER, SURFACE OBSERVATIONS DOWNSTREAM  
CONTINUE TO SHOW A WARM AND MOIST AIR MASS IN PLACE THAT IS  
SUPPORTING A POCKET OF MLCAPE BETWEEN 1500-2000 J/KG. ADDITIONALLY,  
THE KBOX VWP IS SAMPLING 30-50 KNOT FLOW BETWEEN 5-7 KM AGL, WHICH  
IS YIELDING STRONGER DEEP-LAYER BULK SHEAR THAN DEPICTED BY RECENT  
MESOANALYSES. CONSEQUENTLY, IS SEEMS PROBABLE THAT THIS LINE WILL  
MAINTAIN SOME DEGREE OF INTENSITY (ESPECIALLY ON THE NORTHERN FLANK)  
AS IT MOVES INTO EASTERN MA OVER THE NEXT 1-2 HOURS WITH SOME THREAT  
FOR DAMAGING/SEVERE WINDS (MOST LIKELY PEAK GUSTS IN THE 45-60 MPH  
RANGE BASED ON RECENT OBSERVATIONS AND THE DOWNSTREAM ENVIRONMENT).  
 
..MOORE.. 08/08/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...BOX...  
 
LAT...LON 41927257 42207218 42447206 42457079 42017041 41747044  
41617046 41527069 41927257  
 
MOST PROBABLE PEAK WIND GUST...UP TO 60 MPH  
 
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