527  
WWUS83 KFSD 221236  
SPSFSD  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
736 AM CDT THU OCT 22 2026  
 
SDZ063>065-068>071-221430-  
CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY-UNION-  
INCLUDING THE CITIES OF WAGNER, PLATTE, LAKE ANDES, MARTY,  
ARMOUR, CORSICA, DELMONT, PARKSTON, FREEMAN, MENNO, TRIPP,  
CLAYTON, TYNDALL, SCOTLAND, SPRINGFIELD, AVON, TABOR, YANKTON,  
VERMILLION, NORTH SIOUX CITY, BERESFORD, ELK POINT, ALCESTER,  
AND JEFFERSON  
736 AM CDT THU OCT 22 2026  
   
..LOCALLY DENSE FOG THROUGH MID-MORNING  
 
AREAS OF FOG WILL CONTINUE THROUGH THE MISSOURI RIVER VALLEY  
THROUGH 9AM. LOCALIZED VISIBILITIES MAY DROP BELOW 1 MILES AT  
TIMES. USE CAUTION ON THE ROADS THIS MORNING, REDUCE SPEED,  
INCREASE FOLLOWING DISTANCE, AND TURN HEADLIGHTS ON.  
 
 
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