153  
ACUS11 KWNS 072345  
SWOMCD  
SPC MCD 072345  
NDZ000-MTZ000-080115-  
 
MESOSCALE DISCUSSION 1019  
NWS STORM PREDICTION CENTER NORMAN OK  
0645 PM CDT SUN JUN 07 2026  
 
AREAS AFFECTED...WESTERN NORTH DAKOTA  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 285...  
 
VALID 072345Z - 080115Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 285  
CONTINUES.  
 
SUMMARY...SEVERE SUPERCELLS ALONG THE COLD FRONT WILL POSE A RISK  
FOR HAIL, DAMAGING WINDS AND A TORNADO OR TWO THIS EVENING.  
EVENTUALLY UPSCALE GROWTH INTO A LINE WITH A RISK FOR SIGNIFICANT  
DAMAGING WINDS IS POSSIBLE.  
 
DISCUSSION...SEVERAL SUPERCELLS HAVE RAPIDLY INTENSIFIED ALONG AND  
BEHIND THE SAGGING COLD FRONT ACROSS NORTHWESTERN ND. RICHER  
LOW-LEVEL MOISTURE (MID TO UPPER 60S F SURFACE DEWPOINTS) ALONG THE  
COOL SIDE OF THE BOUNDARY IS SUPPORTING LARGE BUOYANCY AMID STRONGLY  
VEERING WIND PROFILES. HAIL (SOME GREATER THAN 2 INCHES) IS LIKELY  
WITH THESE INITIAL SUPERCELLS. LOW-LEVEL MOISTURE MAY ALSO BE  
SUFFICIENT FOR A COUPLE OF TORNADOES GIVEN THE STRONG LOW-LEVEL  
BUOYANCY AND ENHANCED VERTICAL VORTICITY ALONG THE FRONT.  
 
EVENTUALLY THE CONVECTION EMANATING OUT OF MT AND SD, AS WELL AS THE  
SURGING FRONT WILL FAVOR UPSCALE GROWTH INTO LINEAR CLUSTERS. THE  
STRONG BUOYANCY AND VERTICAL SHEAR WOULD SUPPORT A RISK FOR DAMAGING  
WINDS, SOME OF WHICH COULD BE SIGNIFICANT.  
 
..LYONS.. 06/07/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT  
 
ATTN...WFO...BIS...GGW...  
 
LAT...LON 46870272 46650335 46710402 47410406 48780317 49150231  
49020181 48660171 47970206 46870272  
 
MOST PROBABLE PEAK TORNADO INTENSITY...85-110 MPH  
MOST PROBABLE PEAK WIND GUST...75-90 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN  
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