A strong winter storm lifting through the Upper Great Lakes brought widespread moderate to heavy snow and gusty winds to Upper Michigan from the evening of the 10th into the early afternoon of the 11th.

Winter Storm in IRON, MICHIGAN
From 10-DEC-21 19:00:00 to 11-DEC-21 07:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

There was a report of 8 inches of wet snow at Amasa in approximately 12 hours.

Winter Storm in NORTHERN SCHOOLCRAFT, MICHIGAN
From 10-DEC-21 21:00:00 to 11-DEC-21 15:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Snowfall estimates ranges from 10 to 14 inches across northern Schoolcraft County during the event.

Winter Storm in DICKINSON, MICHIGAN
From 10-DEC-21 19:00:00 to 11-DEC-21 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall reports over an approximate 12-hour period included 11 inches at Iron Mountain and 8.4 inches at Norway.

Winter Storm in BARAGA, MICHIGAN
From 10-DEC-21 21:00:00 to 11-DEC-21 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall reports over an approximate 12-hour period included 12 inches at Skanee and 10 inches in the Baraga/L'Anse area and 9 inches at Herman.

Winter Storm in MENOMINEE, MICHIGAN
From 10-DEC-21 18:00:00 to 11-DEC-21 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Snowfall reports over an approximate 16-hour period included 14.4 inches at Spalding, 12 inches at Daggett and 11 inches at Stephenson.  East to northeast gusting near 35 mph at times during the event also caused drifting of snow and greatly reduced visibility in snow and blowing snow. Power outages were reported across portions of Menominee County from the storm.

Winter Storm in LUCE, MICHIGAN
From 10-DEC-21 22:00:00 to 11-DEC-21 14:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Snowfall reports over an approximate 16-hour period included 14 inches near Dollarville and 12 to 14 inches in the Newberry area. The heavy snowfall combined with north winds gusting to 35 mph at times caused power outages over portions of the county.

Winter Storm in DELTA, MICHIGAN
From 10-DEC-21 19:00:00 to 11-DEC-21 15:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall reports over less than a 24-hour period included anywhere from 10 to 14 inches in the Escanaba-Gladstone area, near 11 inches at Bark River and 16 inches at Garden Corners. The heavy snowfall combined with northwest winds gusting over 30 mph caused widespread power outages throughout Delta County on the 11th.

Winter Storm in ALGER, MICHIGAN
From 10-DEC-21 21:00:00 to 11-DEC-21 15:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall reports across an approximate 10-hour period ending at 8 am on the 11th included 10 inches southwest of Munising and 10 inches near Forest Lake.  Grand Marais measured a storm total of 12 inches of snow over an 18-hour period. Additional snow falling into the early afternoon along with north winds gusting to 50 mph at times caused near blizzard conditions at times on the 11th.

Winter Storm in SOUTHERN SCHOOLCRAFT, MICHIGAN
From 10-DEC-21 21:00:00 to 11-DEC-21 15:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall reports over an approximate 18-hour time period ranged from 12 to 18 inches inches near Manistique to around 13 inches at Cooks near the Delta-Schoolcraft county line. The combination of the heavy snowfall and north winds gusting to 35 mph at times caused power outages over portions of Schoolcraft County.

Winter Storm in GOGEBIC, MICHIGAN
From 10-DEC-21 19:00:00 to 11-DEC-21 07:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Observers in the Watersmeet area measured 9 to 10 inches of snow over a 12-hour period.

Winter Storm in ONTONAGON, MICHIGAN
From 10-DEC-21 20:00:00 to 11-DEC-21 08:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

The CoCoRaHS site southeast of Trout Creek measured 9.5 inches of snowfall in approximately 12 hours.

Winter Storm in SOUTHERN HOUGHTON, MICHIGAN
From 10-DEC-21 20:00:00 to 11-DEC-21 08:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

An estimated 8 to 10 inches of snow fell over southern Houghton County over an approximate 12-hour period.

Winter Weather in NORTHERN HOUGHTON, MICHIGAN
From 10-DEC-21 20:00:00 to 11-DEC-21 08:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall amounts over an approximate 12-hour period included 7.2 inches at Painesdale, 6.5 inches at Houghton, 5.5 inches at Chassell and 4.7 inches at Quincy Hill.

Winter Weather in KEWEENAW, MICHIGAN
From 10-DEC-21 21:00:00 to 11-DEC-21 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

An estimated 3 to 4 inches of snow fell over Keweenaw County during the 12-hour period ending on the morning of the 11th.

Winter Storm in MARQUETTE, MICHIGAN
From 10-DEC-21 21:00:00 to 11-DEC-21 13:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Snowfall amounts over an approximate 16-hour period ranged from 5 inches in Marquette to 8 to 12 inches away from the Lake Superior shoreline.  North winds gusting over 40 mph caused near blizzard conditions at times on the morning of the 11th.