Weather Alerts For Harrisburg, SD

URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 750 PM CST Wed Dec 24 2025 Woodbury-Dixon-Dakota-Kingsbury-Brookings-Miner-Lake-Moody-Hanson- McCook-Minnehaha-Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay- Union- Including the cities of Ponca, Allen, Viborg, North Sioux City, Orland, De Smet, Parkston, Menno, Hurley, Bridgewater, Jefferson, Avon, Emery, Tyndall, Elk Point, Freeman, Irene, Sioux Falls, Howard, Canistota, Centerville, Tripp, Madison, Alcester, Salem, Marion, Clayton, Yankton, Lake Preston, South Sioux City, Parker, Canton, Tea, Springfield, Beresford, Vermillion, Tabor, Brookings, Chancellor, Wakefield, Alexandria, Arlington, Lennox, Montrose, Sioux City, Harrisburg, Scotland, and Flandreau 750 PM CST Wed Dec 24 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY... * WHAT...Visibility one quarter to one half mile in dense fog. * WHERE...Portions of west central Iowa, northeast Nebraska, and east central and southeast South Dakota. * WHEN...Until 9 AM CST Thursday. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. &&