Areas of freezing drizzle formed behind the passage of a cold front over portions of southern WI. Numerous vehicle slide-offs and some accidents occurred especially on Interstate 94 in Jefferson and Waukesha Counties.
Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS MKX wrote it up.
Areas of freezing drizzle formed behind the passage of a cold front over portions of southern WI. Numerous vehicle slide-offs and some accidents occurred especially on Interstate 94 in Jefferson and Waukesha Counties.
The national radar mosaic for the moment the first event began.
4 winter weather. Local standard time, as filed.
A glaze of ice on roadways from freezing drizzle. Numerous vehicle slide-offs and accidents especially on I-94. Westbound I-94 was closed from Johnson Creek to Oconomowoc due to the icy conditions and accidents.
A glaze of ice on roadways from freezing drizzle. Some vehicle slide-offs and accidents occurred especially on I-41 south of Fond du Lac.
A glaze of ice on roadways from freezing drizzle. The sheriff's department responded to 38 accidents and 8 vehicle slide-offs across the county. The worst area was westbound I-94 west of Oconomowc which was closed, and highway 16.
A glaze of ice on roadways from freezing drizzle. Some vehicle slide-offs and accidents occurred.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wisconsin in 2019Every state in 2019This day in weather historyWarnings in Wisconsin, December 2019
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 860305, 860310, 860307, 860309.