Dense Fog — Grant, Wisconsin

2020-04-08 · Grant, Wisconsin

Event narrative

The driver of a pickup failed to stop for a stop sign at an intersection along U.S. Highway 61 near Potosi, collided with a semi-truck and was thrown from the vehicle. According to the accident report, the driver was pronounced dead at the scene of the accident and that dense fog was a contributing factor. The automated weather observing equipment at the Platteville and Dubuque airports were both reporting dense fog with a visibility of a quarter mile or less at the time of the accident.

Wider weather episode

One person was killed in a two vehicle accident near Potosi (Grant County) on the morning of April 8th. The driver of a pickup failed to stop for a stop sign at an intersection on U.S. Highway 61, collided with a semi-truck, and was thrown from the vehicle. According to the accident report, the incident occurred during dense fog. The automated weather observing equipment at the Platteville (Grant County) and Dubuque (Dubuque County) airports were both reporting dense fog with a quarter mile or less visibility.

Source: NOAA Storm Events Database, event_id 884482. Narrative written by the NWS forecast office that issued the report.