445  
WWUS73 KFSD 060812  
NPWFSD  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
312 AM CDT WED MAY 6 2026  
 
MNZ071-072-080-081-089-097-098-SDZ038>040-052>062-061200-  
/O.CON.KFSD.FZ.W.0002.000000T0000Z-260506T1200Z/  
LINCOLN-LYON-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-BEADLE-  
KINGSBURY-BROOKINGS-JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-AURORA-  
DAVISON-HANSON-MCCOOK-MINNEHAHA-  
INCLUDING THE CITIES OF SIOUX FALLS, WHITE LAKE, WINDOM, EMERY,  
CANISTOTA, MONTROSE, SLAYTON, MADISON, WOONSOCKET, HURON,  
FLANDREAU, LUVERNE, BRIDGEWATER, TYLER, LAKE BENTON, ALEXANDRIA,  
DE SMET, MITCHELL, BROOKINGS, KIMBALL, MARSHALL, HOWARD, SALEM,  
STICKNEY, FULDA, WORTHINGTON, PLANKINTON, LAKE PRESTON, IVANHOE,  
ALPENA, MOUNTAIN LAKE, CHAMBERLAIN, ARLINGTON, WESSINGTON  
SPRINGS, PIPESTONE, HENDRICKS, AND ORLAND  
312 AM CDT WED MAY 6 2026  
   
..FREEZE WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING  
 
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 29.  
 
* WHERE...PORTIONS OF SOUTHWEST MINNESOTA AND CENTRAL, EAST CENTRAL,  
SOUTH CENTRAL, AND SOUTHEAST SOUTH DAKOTA.  
 
* WHEN...UNTIL 7 AM CDT THIS MORNING.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
IAZ001>003-012>014-020>022-MNZ090-SDZ050-063>071-061200-  
/O.CON.KFSD.FR.Y.0002.000000T0000Z-260506T1200Z/  
LYON-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA  
VISTA-JACKSON-GREGORY-CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-  
LINCOLN-BON HOMME-YANKTON-CLAY-UNION-  
INCLUDING THE CITIES OF SPRINGFIELD, TABOR, INWOOD, VIBORG,  
MARION, PARKSTON, LAKE ANDES, GREGORY, MENNO, CLAYTON, SIOUX  
CENTER, ARNOLDS PARK, HARRISBURG, YANKTON, ALCESTER, SHELDON, ELK  
POINT, LAKEFIELD, MILFORD, SPENCER, SANBORN, JACKSON, HARTLEY,  
ROCK RAPIDS, IRENE, TEA, ARMOUR, HULL, PARKER, LENNOX, SCOTLAND,  
STORM LAKE, TRIPP, VERMILLION, HURLEY, LARCHWOOD, DELMONT,  
GEORGE, JEFFERSON, WAGNER, BURKE, LE MARS, AVON, ORANGE CITY,  
CENTERVILLE, SIBLEY, PLATTE, SPIRIT LAKE, NORTH SIOUX CITY,  
TYNDALL, BERESFORD, HAWARDEN, MARTY, FREEMAN, ROCK VALLEY,  
CANTON, CHEROKEE, CORSICA, AND CHANCELLOR  
312 AM CDT WED MAY 6 2026  
   
..FROST ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING  
 
* WHAT...TEMPERATURES AS LOW AS 31 WILL RESULT IN FROST FORMATION.  
 
* WHERE...PORTIONS OF NORTHWEST IOWA, SOUTHWEST MINNESOTA, AND SOUTH  
CENTRAL AND SOUTHEAST SOUTH DAKOTA.  
 
* WHEN...UNTIL 7 AM CDT THIS MORNING.  
 
* IMPACTS...FROST COULD HARM SENSITIVE OUTDOOR VEGETATION. SENSITIVE  
OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
JH  
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