050  
ACUS11 KWNS 240026  
SWOMCD  
SPC MCD 240026  
KSZ000-COZ000-240230-  
 
MESOSCALE DISCUSSION 0943  
NWS STORM PREDICTION CENTER NORMAN OK  
0726 PM CDT FRI MAY 23 2025  
 
AREAS AFFECTED...EASTERN CO AND NORTHWEST KS  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 313...  
 
VALID 240026Z - 240230Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 313  
CONTINUES.  
 
SUMMARY...PRIMARY SUPERCELL IN NORTHEAST COLORADO MAY PERSIST TO THE  
SOUTH-SOUTHEAST, WHILE AN ADDITIONAL SUPERCELL SHOULD BECOME  
SUSTAINED ALONG THE EAST-CENTRAL COLORADO TO NORTHWEST KANSAS  
BORDER. SPORADIC BRIEF TORNADOES, LARGE HAIL, AND LOCALIZED SEVERE  
GUSTS REMAIN POSSIBLE.  
 
DISCUSSION...GOES MDS FIRST ILLUSTRATED DOWNSTREAM DEVELOPMENT AHEAD  
OF AN INTENSE SUPERCELL OVER NORTHEAST CO. THIS TEMPORARILY  
DISRUPTED THE EARLIER INTENSE MESOCYCLONE, AND NOW APPEARS TO HAVE  
HAD A HANDOFF TO ANOTHER MESOCYCLONE ON ITS SOUTHWEST FLANK. COOLER  
SURFACE TEMPERATURES AND SUBSTANTIALLY INCREASING MLCIN WITH EASTERN  
EXTENT WOULD SUGGEST THAT THIS CELL SHOULD TRACK SOUTHEAST BUT MAY  
EVENTUALLY BE LIMITED BY OUTFLOWS EMANATING FROM DOWNSTREAM  
CONVECTION OVER EAST-CENTRAL CO. THIS SOUTHERN ACTIVITY HAS LARGELY  
STRUGGLED THUS FAR, BUT APPEARS TO BE CONSOLIDATING TO A COUPLE  
SUSTAINED UPDRAFTS ALONG/SOUTH OF I-70. ONE OR BOTH OF THESE COULD  
BECOME THE DOMINANT SUPERCELLS IN THE NEXT COUPLE HOURS GIVEN  
UNIMPEDED INFLOW OF HIGHER THETA-E.  
 
..GRAMS.. 05/24/2025  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT  
 
ATTN...WFO...GLD...PUB...BOU...  
 
LAT...LON 40520287 40210253 39790222 39280149 38760151 38330172  
38370227 38580279 38930296 39270297 39990320 40400326  
40520287  
 
MOST PROBABLE PEAK TORNADO INTENSITY...85-115 MPH  
MOST PROBABLE PEAK WIND GUST...55-70 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN  
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