246
WWUS73 KFSD 300821
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
321 AM CDT Wed Sep 30 2026

IAZ002-012-013-020-021-031-MNZ072-081-090-NEZ014-SDZ038-052-053-057-
058-301500-
/O.EXA.KFSD.FG.Y.0020.000000T0000Z-260930T1500Z/
Osceola-Sioux-O`Brien-Plymouth-Cherokee-Woodbury-Lyon-Cottonwood-
Jackson-Dakota-Beadle-Jerauld-Sanborn-Brule-Aurora-
Including the cities of Sibley, Mountain Lake, Hartley, Windom,
Lakefield, Hawarden, Stickney, White Lake, Chamberlain, Sioux Center,
South Sioux City, Alpena, Kimball, Hull, Jackson, Cherokee,
Wessington Springs, Sanborn, Woonsocket, Rock Valley, Plankinton,
Sioux City, Le Mars, Sheldon, Huron, Orange City, and Marshall
321 AM CDT Wed Sep 30 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING...

* WHAT...Visibility one quarter mile or less at times in dense fog.

* WHERE...Portions of northwest and west central Iowa, southwest
  Minnesota, northeast Nebraska, and central, east central, and south
  central South Dakota.

* WHEN...Until 10 AM CDT this morning.

* IMPACTS...Low visibility or rapidly changing visibility could make
  driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

&&

$$

IAZ001-MNZ071-080-089-097-098-NEZ013-SDZ039-040-050-054>056-059>071-
301500-
/O.CON.KFSD.FG.Y.0020.000000T0000Z-260930T1500Z/
Lyon-Lincoln-Murray-Nobles-Pipestone-Rock-Dixon-Kingsbury-Brookings-
Gregory-Miner-Lake-Moody-Davison-Hanson-McCook-Minnehaha-Charles Mix-
Douglas-Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Vermillion, George, Brookings, Burke, Tyler,
Luverne, Parkston, Parker, Marion, Canton, Avon, Tyndall, Pipestone,
Fulda, Emery, Platte, Lake Andes, Lennox, Hurley, Clayton, Hendricks,
Freeman, Howard, Larchwood, Mitchell, Chancellor, Elk Point,
Worthington, Centerville, Salem, Montrose, Jefferson, Arlington,
Madison, Wagner, Harrisburg, Tea, Viborg, Beresford, Lake Preston,
Gregory, Canistota, De Smet, Bridgewater, Slayton, Armour, Corsica,
Alexandria, Delmont, Rock Rapids, Yankton, Ponca, Springfield, North
Sioux City, Marty, Menno, Inwood, Orland, Tripp, Scotland, Tabor,
Alcester, Wakefield, Flandreau, Lake Benton, Ivanhoe, Allen, Sioux
Falls, and Irene
321 AM CDT Wed Sep 30 2026

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

* WHAT...Visibility one quarter mile or less at times in dense fog.

* WHERE...Portions of northwest Iowa, southwest Minnesota, northeast
  Nebraska, and east central, south central, and southeast South
  Dakota.

* WHEN...Until 10 AM CDT this morning.

* IMPACTS...Low visibility or rapidly changing visibility could make
  driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

&&

$$

JH