La Crosse, WI – Drivers across portions of western Wisconsin, southeast Minnesota, and northeast Iowa are being urged to use caution as dense fog continues to reduce visibility overnight and into Sunday morning, creating potentially hazardous travel conditions.
According to the National Weather Service in La Crosse, areas of dense fog with visibility of one-half mile or less are expected to persist through early Sunday, particularly in southeast Minnesota, northeast Iowa, and along ridge tops in western Wisconsin. In some locations, visibility could briefly drop to one-quarter mile or less, making travel especially dangerous during late-night and early-morning hours.
The fog is expected to impact rural highways, elevated roadways, and low-lying areas most significantly. Morning commuters, overnight drivers, and emergency responders may experience slowed travel and sudden visibility changes.
Weather officials recommend motorists reduce speed, use low-beam headlights, and increase following distance to allow more reaction time. High-beam headlights are discouraged, as they can reflect off fog droplets and further reduce visibility.
No widespread precipitation is expected with this fog event, but calm winds and lingering moisture are allowing fog to remain trapped near the surface. Conditions should gradually improve by mid to late Sunday morning as temperatures rise and mixing increases.
Residents traveling near La Crosse County, Monroe County, Winona County, and surrounding areas should continue monitoring local weather updates before heading out. Even short trips may become hazardous if visibility suddenly deteriorates.
If you encounter dense fog, officials advise pulling over safely if necessary and avoiding unnecessary travel until conditions improve.
This article was produced by a journalist and may include AI-assisted input. All content is reviewed for accuracy and fairness.
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