Dense Fog — Vernon, Wisconsin

2023-12-03 · Vernon, Wisconsin

Event narrative

Vernon County Sherriff's Office reported a fatal automobile accident late on December 3rd on Wisconsin State Highway 56 near Viola, WI. Nearby weather observations reported mixed precipitation early on December 3rd with surface temperatures near or below freezing throughout the day. An automated weather observation station in Sparta, WI (Monroe County) reported freezing fog late on December 3rd.

Wider weather episode

A fatal automobile accident occurred near Viola, WI (Vernon County) late on December 3rd on Wisconsin State Highway 56. A truck veered from the roadway and struck multiple trees. Nearby weather observations reported mixed precipitation during the morning hours and surface temperatures near or below freezing through the day. A nearby weather observation station in Sparta, WI (Monroe County) reported freezing fog late on the night of December 3rd.

Source: NOAA Storm Events Database, event_id 1153680. Narrative written by the NWS forecast office that issued the report.