A persistent Arctic air mass over the region produced bitter cold wind chills across Upper Michigan from late on the 6th into the morning of the 9th.

Cold/Wind Chill in IRON, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Observers and spotter reported wind chills between 30 to 35 below each morning from the 7th into the 9th.  Iron County Schools were closed on the 8th and 9th due to the bitter cold.

Cold/Wind Chill in BARAGA, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped from 25 to 35 below zero each night and morning from the 6th into the 9th.

Cold/Wind Chill in LUCE, MICHIGAN
From 07-FEB-21 00:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Wind chill readings dropped to 25 to 30 below zero each morning and night from the 7th into the 9th.

Cold/Wind Chill in MARQUETTE, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 30 below zero each morning and night from the 7th into the 9th. Schools were closed through Marquette County on the 8th due to the cold.

Cold/Wind Chill in MENOMINEE, MICHIGAN
From 07-FEB-21 00:00:00 to 09-FEB-21 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 30 below zero each morning and night from the 7th into the 9th.

Cold/Wind Chill in NORTHERN HOUGHTON, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 30 below zero each morning and night from the 7th into the 9th.

Cold/Wind Chill in NORTHERN SCHOOLCRAFT, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 30 below zero each morning and night from the 7th into the 9th.

Cold/Wind Chill in ONTONAGON, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 35 below zero each morning and night from the 7th into the 9th. Schools throughout Ontonagon County were closed on the 8th and 9th due to the cold.

Cold/Wind Chill in SOUTHERN HOUGHTON, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 35 below zero each morning and night from the 7th into the 9th.

Cold/Wind Chill in SOUTHERN SCHOOLCRAFT, MICHIGAN
From 07-FEB-21 00:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 30 below zero each morning and night from the 7th into the 9th.

Extreme Cold/Wind Chill in GOGEBIC, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The Ironwood AWOS reported wind chills from 35 to 40 below each morning from the 7th into the 9th.  Schools throughout Gogebic County were closed on the 8th and 9th due to the bitter cold.

Cold/Wind Chill in KEWEENAW, MICHIGAN
From 06-FEB-21 19:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 30 below zero each morning and night from the 7th into the 9th.

Cold/Wind Chill in ALGER, MICHIGAN
From 07-FEB-21 00:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped to 25 to 30 below zero each morning and night from the 7th into the 9th.

Cold/Wind Chill in DELTA, MICHIGAN
From 07-FEB-21 00:00:00 to 09-FEB-21 11:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind chill readings dropped from 25 to 35 below zero each morning and night from the 7th into the 9th.

Cold/Wind Chill in DICKINSON, MICHIGAN
From 07-FEB-21 00:00:00 to 09-FEB-21 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Wind chill readings dropped to 25 to 35 below zero each morning and night from the 7th into the 9th.