173  
WWUS73 KUNR 171248  
NPWUNR  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE RAPID CITY SD  
648 AM MDT THU SEP 17 2026  
 
SDZ001-002-014-032-043-046-049-078-171500-  
/O.NEW.KUNR.FG.Y.0006.260917T1248Z-260917T1500Z/  
HARDING-NORTHERN PERKINS-ZIEBACH-HAAKON-NORTHERN JACKSON-MELLETTE-  
TRIPP-SOUTHERN PERKINS-  
INCLUDING THE CITIES OF REVA, LEMMON, ZEONA, IDEAL, MIDLAND, PHILIP,  
NORRIS, MEADOW, BUFFALO, CEDAR BUTTE, SORUM, KADOKA, WHITE RIVER,  
INTERIOR, USTA, BELVIDERE, GLAD VALLEY, SHADEHILL, MILESVILLE,  
LUDLOW, CHERRY CREEK, SOUTH EAGLE BUTTE, LADNER, COTTONWOOD, COLOME,  
DUPREE, BISON, WINNER, REDIG, PRAIRIE CITY, WITTEN, WOOD, CAMP CROOK,  
AND HAMILL  
648 AM MDT THU SEP 17 2026 /748 AM CDT THU SEP 17 2026/  
 
...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM MDT /10 AM CDT/ THIS  
MORNING...  
 
* WHAT...VISIBILITY LESS THAN ONE QUARTER MILE IN DENSE FOG.  
 
* WHERE...PORTIONS OF NORTHWESTERN, SOUTH CENTRAL, AND SOUTHWESTERN  
SOUTH DAKOTA.  
 
* WHEN...UNTIL 9 AM MDT /10 AM CDT/ THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 

 
 

 
 
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