670  
WWUS73 KFSD 201754  
NPWFSD  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1154 AM CST THU NOV 20 2025  
 
IAZ014-021-022-032-201900-  
/O.EXP.KFSD.FG.Y.0018.000000T0000Z-251120T1800Z/  
CLAY-CHEROKEE-BUENA VISTA-IDA-  
INCLUDING THE CITIES OF STORM LAKE, CHEROKEE, IDA GROVE,  
HOLSTEIN, SPENCER, AND BATTLE CREEK  
1154 AM CST THU NOV 20 2025  
   
..DENSE FOG ADVISORY WILL EXPIRE AT NOON CST TODAY
 
 
THE DENSE FOG ADVISORY WILL BE ALLOWED TO EXPIRE AT THE TOP OF  
THE HOUR (12 PM CST) AS CONDITIONS CONTINUE TO IMPROVE.  
VISIBILITIES MAY STILL BE LOCALLY DOWN TO AROUND ONE MILE FOR  
NEXT HOUR MAINLY OVER BUENA VISTA COUNTY AND IDA COUNTY, IA.  
 

 
 
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