Dense Fog Advisory 03/04/2026 06:30 Iowa, Minnesota, South Dakota

Headline: 
Dense Fog Advisory issued March 4 at 8:30AM CST until March 4 at 11:00AM CST by NWS Sioux Falls SD
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
March 4, 2026 - 6:30am
Expires: 
March 4, 2026 - 9:00am
Description: 
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of northwest Iowa, southwest Minnesota, and central, east central, south central, and southeast South Dakota. * WHEN...Until 11 AM CST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.
Instruction: 
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Area Description: 
Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Buena Vista; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Beadle; Kingsbury; Brookings; Jerauld; Sanborn; Miner; Lake; Moody; Brule; Aurora; Davison; Hanson; McCook; Minnehaha; Charles Mix; Douglas; Hutchinson; Turner; Lincoln
Forcast Office: 
NWS Sioux Falls SD
Sender: 
w-nws.webmaster@noaa.gov