398  
ACUS11 KWNS 112354  
SWOMCD  
SPC MCD 112354  
NEZ000-120200-  
 
MESOSCALE DISCUSSION 1938  
NWS STORM PREDICTION CENTER NORMAN OK  
0654 PM CDT TUE AUG 11 2026  
 
AREAS AFFECTED...PARTS OF THE NE PANHANDLE/WESTERN NE  
 
CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE  
 
VALID 112354Z - 120200Z  
 
PROBABILITY OF WATCH ISSUANCE...40 PERCENT  
 
SUMMARY...A LARGE HAIL THREAT MAY CONTINUE WITH SUPERCELLS ACROSS  
PARTS OF WESTERN NEBRASKA THIS EVENING. WATCH ISSUANCE IS POSSIBLE.  
 
DISCUSSION...A LONG-LIVED SUPERCELL THAT HAS A HISTORY OF PRODUCING  
LARGE TO VERY LARGE HAIL ACROSS SOUTHWEST SD IS TRACKING  
SOUTHEASTWARD, AND SHOULD MOVE INTO PARTS OF THE NE  
PANHANDLE/WESTERN NE IN THE NEXT HOUR OR SO. OTHER CONVECTION IS  
ALSO ONGOING ALONG AND PERHAPS JUST EAST OF A WEAK SURFACE BOUNDARY  
DRAPED ACROSS WESTERN NE. LATEST MESOANALYSIS ESTIMATES SOME  
LINGERING MLCIN ACROSS THIS REGION, WHICH IS EVIDENCED BY UPDRAFTS  
STRUGGLING TO BE SUSTAINED WITH SOUTHWARD EXTENT IN WESTERN NE.  
STILL, SOME RISK FOR LARGE HAIL MAY CONTINUE WITH THE  
WELL-ESTABLISHED SUPERCELL MOVING SOUTHEASTWARD OUT OF SOUTHWEST SD,  
AS DEEP-LAYER SHEAR REMAINS STRONG. TRENDS ARE BEING MONITORED FOR  
POSSIBLE WATCH ISSUANCE, WITH OVERALL COVERAGE OF SEVERE CONVECTION  
REMAINING UNCERTAIN.  
 
..GLEASON/MOSIER.. 08/11/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...GID...LBF...  
 
LAT...LON 42930273 42940196 42070095 41359994 40789973 40610009  
40850121 41220191 42180264 42930273  
 
MOST PROBABLE PEAK WIND GUST...55-70 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN  
 
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