An arctic air mass with temperatures in the teens below zero spread across northeast Iowa toward the end of January. These temperatures combined with wind speeds of 10 to 20 mph produced dangerously cold wind chills around 35 below during the morning of January 25th. Another round of dangerously cold wind chills occurred from the late evening of the 25th into the morning of the 26th. Wind chills during this period dropped into the -35 to -40 range. The coldest reported wind chills were 40 below in Charles City (Floyd County) and by a mesonet station near Saratoga (Howard County).

Extreme Cold/Wind Chill in CHICKASAW, IOWA
From 25-JAN-22 02:30:00 to 25-JAN-22 09:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chills around 35 below occurred across Chickasaw County during the morning of January 25th.

Extreme Cold/Wind Chill in FLOYD, IOWA
From 25-JAN-22 01:55:00 to 25-JAN-22 08:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Wind chills around 35 below occurred across Floyd County during the morning of January 25th. The coldest wind chill of 37 below was reported by the automated weather observing equipment at the Charles City airport.

Extreme Cold/Wind Chill in HOWARD, IOWA
From 25-JAN-22 02:30:00 to 25-JAN-22 09:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chills around 35 below occurred across Howard County during the morning of January 25th.

Extreme Cold/Wind Chill in MITCHELL, IOWA
From 25-JAN-22 02:15:00 to 25-JAN-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chills around 35 below occurred across Mitchell County during the morning of January 25th.

Extreme Cold/Wind Chill in CHICKASAW, IOWA
From 25-JAN-22 22:55:00 to 26-JAN-22 09:35:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chills around 35 below occurred across Chickasaw County during the late evening of January 25th into the morning of the 26th. The coldest wind chill of 35 below was recorded by a mesonet station near Ionia.

Extreme Cold/Wind Chill in FAYETTE, IOWA
From 25-JAN-22 22:55:00 to 26-JAN-22 09:15:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Wind chills around 35 below occurred across Fayette County during the late evening of January 25th into the morning of the 26th. The coldest wind chill of 37 below was reported by the automated weather observing equipment at the Oelwein airport.

Extreme Cold/Wind Chill in FLOYD, IOWA
From 25-JAN-22 22:55:00 to 26-JAN-22 09:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Wind chills of 35 to 40 below occurred across Floyd County from the late evening of January 25th into the morning of the 26th. The coldest wind chill of 40 below was reported by the automated weather observing equipment at the Charles City airport.

Extreme Cold/Wind Chill in HOWARD, IOWA
From 26-JAN-22 00:15:00 to 26-JAN-22 09:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chills of 35 to 40 below occurred across Howard County during the morning of January 26th. The coldest wind chill of 40 below was recorded by a mesonet station near Saratoga.

Extreme Cold/Wind Chill in MITCHELL, IOWA
From 25-JAN-22 23:55:00 to 26-JAN-22 09:35:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chills around 35 below occurred across Mitchell County from the late evening of January 25th into the morning of the 26th.

Extreme Cold/Wind Chill in WINNESHIEK, IOWA
From 26-JAN-22 00:55:00 to 26-JAN-22 09:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chills of 35 to 40 below occurred across Winneshiek County during the morning of January 26th. The coldest wind chill of 39 below was recorded by a mesonet station near Jackson Junction.