712  
ACUS11 KWNS 170144  
SWOMCD  
SPC MCD 170144  
NEZ000-KSZ000-COZ000-170315-  
 
MESOSCALE DISCUSSION 2090  
NWS STORM PREDICTION CENTER NORMAN OK  
0844 PM CDT TUE SEP 16 2025  
 
AREAS AFFECTED...PORTIONS OF NORTHWESTERN KANSAS INTO CENTRAL  
NEBRASKA  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 612...  
 
VALID 170144Z - 170315Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 612  
CONTINUES.  
 
SUMMARY...SOME SEVERE THREAT WILL PERSIST FOR A FEW MORE HOURS, WITH  
SEVERE GUSTS/HAIL THE MAIN THREATS.  
 
DISCUSSION...CURRENTLY, TWO GENERAL AREAS OF CONVECTION CONTINUE TO  
SHOW SEVERE POTENTIAL. FIRSTLY, A LINE OF THUNDERSTORMS HAS QUICKLY  
INTENSIFIED ACROSS EXTREME NORTHWESTERN KS, ALONG THE NE BORDER, IN  
ASSOCIATION WITH SEVERAL COLD POOL AND CONVECTIVE OUTFLOW BOUNDARY  
MERGERS. THESE STORMS WILL CONTINUE TO PROPAGATE EAST-SOUTHEASTWARD  
AMID A BUOYANT AIRMASS CHARACTERIZED BY 1500 J/KG MLCAPE. IN CENTRAL  
NE, AN EMBEDDED BOWING STRUCTURE HAS PRODUCED SOME MEASURED 50+ KT  
GUSTS, AND THIS POTENTIAL MAY CONTINUE FOR THE NEXT HOUR OR SO AS  
WELL. HOWEVER, WANING BUOYANCY AND INCREASING MLCINH AMID  
BOUNDARY-LAYER DECOUPLING SHOULD GRADUALLY REDUCE SEVERE POTENTIAL  
OVER THE NEXT FEW HOURS.  
 
..SQUITIERI.. 09/17/2025  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...OAX...GID...LBF...DDC...GLD...  
 
LAT...LON 39130233 39730197 40170150 40880008 41669972 41989934  
42059879 41859831 41379814 40839823 40219854 39749882  
39429916 39179963 39030031 38980079 38950147 39130233  
 
MOST PROBABLE PEAK WIND GUST...55-70 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN  
 
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