Dense Fog Advisory
Status
Event Continued Active alertStart Time
Thu 12/25/2025 07:15 AM ESTEnd Time
Thu 12/25/2025 01:00 PM ESTSignificance
AdvisoryImpacts
Low impact
Locations Affected
Sioux Falls, SD ∙ Sioux City, IA ∙ Lawton, IA ∙ Germantown, IA ∙ Lake Francis Case, SD ∙ Peterson, IA ∙ Yale, SD ∙ Marathon, IA ∙ Canova, SD ∙ Humboldt, SDFull Alert Message
URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 615 AM CST Thu Dec 25 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... * WHAT...Visibility one half mile or less at times in dense fog. * WHERE...Portions of west central Iowa, northeast Nebraska, and central, east central, south central, and southeast South Dakota. * WHEN...Until noon CST today. * IMPACTS...Low visibility could make driving conditions hazardous. Watch for slick spots on untreated roads where temperatures are below freezing. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Technical Header
IAZ031-NEZ013-014-SDZ038>040-050-052>071-251800- /O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/ Woodbury-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-Jerauld- Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook- Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln-Bon Homme- Yankton-Clay-Union- Including the cities of Canistota, Elk Point, Lennox, Brookings, Plankinton, Salem, Menno, Freeman, Tabor, Alexandria, Sioux City, Hurley, Canton, Woonsocket, Harrisburg, Parkston, North Sioux City, Alpena, Irene, Clayton, Vermillion, Kimball, Flandreau, Gregory, Ponca, Centerville, Alcester, Sioux Falls, Arlington, Chamberlain, Viborg, Emery, Yankton, Madison, Delmont, White Lake, Lake Preston, Beresford, Stickney, Mitchell, Scotland, Armour, Chancellor, De Smet, Howard, Allen, Parker, Tea, Orland, Bridgewater, Wagner, Montrose, Marion, South Sioux City, Avon, Tyndall, Lake Andes, Burke, Marty, Springfield, Platte, Jefferson, Wessington Springs, Huron, Corsica, Wakefield, and Tripp 615 AM CST Thu Dec 25 2025
