Dense Fog Advisory 03/04/2026 01:16 Iowa, Minnesota

Headline: 
Dense Fog Advisory issued March 4 at 3:16AM CST until March 4 at 10:00AM CST by NWS La Crosse WI
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
March 4, 2026 - 1:16am
Expires: 
March 4, 2026 - 8:00am
Description: 
* WHAT...Visibility 1/4 mile or less in dense fog. Slick spots may develop where temperatures are below freezing. * WHERE...Portions of north central and northeast Iowa and southeast Minnesota. * WHEN...Until 10 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: 
Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston
Forcast Office: 
NWS La Crosse WI
Sender: 
w-nws.webmaster@noaa.gov