Figure 1. Coldest wind chill readings predicted from Monday, January 28 through Friday, February 1, 2019. Twelve states are predicted to experience winds chills readings of -40°F or colder (pink colors).
According to climatologist Brian Brettschneider, the coldest wind chill in Minnesota data appears to be –70°F at International Falls on Feb 2, 1996 (temp –45°F, wind 9 mph). Image credit: NWS.
Figure 2. All-time lowest temperatures recorded across the Midwest. Recordkeeping across this region extends back to the late 1800s. Image credit: weather.com.