Dense Fog Advisory issued December 16 at 3:07AM CST until December 16 at 9:00AM CST by NWS Milwaukee/Sullivan WI

* WHAT…Visibility one quarter mile or less in dense fog.

* WHERE…Columbia, Dane, Green, Green Lake, Iowa, Lafayette,
Marquette, and Sauk Counties.

* WHEN…Until 9 AM CST this morning.

* IMPACTS…Low visibility could make driving conditions hazardous.