336  
WWUS63 KFSD 010248  
WCNFSD  
 
WATCH COUNTY NOTIFICATION FOR WATCH 257  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
948 PM CDT SUN MAY 31 2026  
 
SDC125-135-010400-  
/O.CAN.KFSD.SV.A.0257.000000T0000Z-260601T0600Z/  
 
THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM  
WATCH 257 FOR THE FOLLOWING AREAS  
 
IN SOUTH DAKOTA THIS CANCELS 2 COUNTIES  
 
IN SOUTHEAST SOUTH DAKOTA  
 
TURNER YANKTON  
 
THIS INCLUDES THE CITIES OF CENTERVILLE, CHANCELLOR, HURLEY,  
IRENE, MARION, PARKER, VIBORG, AND YANKTON.  
 
 
 
IAC035-093-119-141-143-149-167-193-MNC105-133-NEC043-051-SDC027-  
083-099-127-010600-  
/O.CON.KFSD.SV.A.0257.000000T0000Z-260601T0600Z/  
 
SEVERE THUNDERSTORM WATCH 257 REMAINS VALID UNTIL 1 AM CDT MONDAY  
FOR THE FOLLOWING AREAS  
 
IN IOWA THIS WATCH INCLUDES 8 COUNTIES  
 
IN NORTHWEST IOWA  
 
CHEROKEE LYON O'BRIEN  
OSCEOLA PLYMOUTH SIOUX  
 
IN WEST CENTRAL IOWA  
 
IDA WOODBURY  
 
IN MINNESOTA THIS WATCH INCLUDES 2 COUNTIES  
 
IN SOUTHWEST MINNESOTA  
 
NOBLES ROCK  
 
IN NEBRASKA THIS WATCH INCLUDES 2 COUNTIES  
 
IN NORTHEAST NEBRASKA  
 
DAKOTA DIXON  
 
IN SOUTH DAKOTA THIS WATCH INCLUDES 4 COUNTIES  
 
IN SOUTHEAST SOUTH DAKOTA  
 
CLAY LINCOLN MINNEHAHA  
UNION  
 
THIS INCLUDES THE CITIES OF ALCESTER, ALLEN, BATTLE CREEK,  
BERESFORD, CANTON, CHEROKEE, ELK POINT, GEORGE, HARRISBURG,  
HARTLEY, HAWARDEN, HOLSTEIN, HULL, IDA GROVE, INWOOD, JEFFERSON,  
LARCHWOOD, LE MARS, LENNOX, LUVERNE, NORTH SIOUX CITY,  
ORANGE CITY, PONCA, ROCK RAPIDS, ROCK VALLEY, SANBORN, SHELDON,  
SIBLEY, SIOUX CENTER, SIOUX CITY, SIOUX FALLS, SOUTH SIOUX CITY,  
TEA, VERMILLION, WAKEFIELD, AND WORTHINGTON.  
 
 
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