Severe thunderstorms formed in an unstable airmass along lake breeze boundaries over central Upper Michigan on the afternoon of the 8th.

Thunderstorm Wind in DICKINSON, MICHIGAN
From 08-JUN-21 15:04:00 to 08-JUN-21 15:09:00 (CST-6)
Location: IRON MTN
Magnitude: 61.00 EG
Property damage: 7.00K
Crop damage: 0.00K
Reported by: COOP Observer

The observer just northeast of Iron Mountain reported multiple trees down from approximately 14 to 16 inches in diameter.  Spotter estimated winds at 70 mph.  The power was knocked out.

Thunderstorm Wind in DICKINSON, MICHIGAN
From 08-JUN-21 16:36:00 to 08-JUN-21 16:45:00 (CST-6)
Location: FELCH
Magnitude: 61.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Dispatcher reported multiple downed trees, downed power lines and power outages across Dickinson County.  WE Energies outage map indicated outages from the Felch area down to the WI border.

Hail in MARQUETTE, MICHIGAN
From 08-JUN-21 15:57:00 to 08-JUN-21 16:02:00 (EST-5)
Location: PALMER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Hail slightly larger than an inch in diameter was reported in the Palmer area.

Hail in IRON, MICHIGAN
From 08-JUN-21 15:10:00 to 08-JUN-21 15:15:00 (CST-6)
Location: IRON RIVER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

One inch diameter hail reported in Iron River via social media.

Thunderstorm Wind in MARQUETTE, MICHIGAN
From 08-JUN-21 16:36:00 to 08-JUN-21 16:41:00 (EST-5)
Location: AUSTIN
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Utility Company

Numerous power outages reported in the Little Shag Lake area west of Gwinn.  Additional multiple outages were also reported in Princeton and Forsyth Township.

Thunderstorm Wind in DICKINSON, MICHIGAN
From 08-JUN-21 16:29:00 to 08-JUN-21 16:34:00 (CST-6)
Location: FELCH MTN
Magnitude: 55.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Report relayed of multiple trees down in the Felch area, with one large, healthy tree blocking a road.

Thunderstorm Wind in DICKINSON, MICHIGAN
From 08-JUN-21 15:06:00 to 08-JUN-21 15:11:00 (CST-6)
Location: IRON MTN
Magnitude: 60.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Social Media

Report and picture via Facebook of winds taking off the tops of at least three very tall pine trees in Iron Mountain.

Hail in MARQUETTE, MICHIGAN
From 08-JUN-21 16:40:00 to 08-JUN-21 16:45:00 (EST-5)
Location: SOUTH REPUBLIC
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

WJMN-TV broadcast media reported one-inch diameter hail along Highway M-95 south of Republic.

Hail in MARQUETTE, MICHIGAN
From 08-JUN-21 15:48:00 to 08-JUN-21 15:53:00 (EST-5)
Location: PALMER
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

There was a public report of golf ball sized hail southeast of Palmer.

Hail in IRON, MICHIGAN
From 08-JUN-21 15:12:00 to 08-JUN-21 15:17:00 (CST-6)
Location: STAMBAUGH CITY ARPT
Magnitude: 1.00 
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

One inch diameter hail reported in the Iron River area with large branches and a tree down over a power line.

Hail in MARQUETTE, MICHIGAN
From 08-JUN-21 16:54:00 to 08-JUN-21 16:59:00 (EST-5)
Location: WITCH LAKE
Magnitude: 1.00 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

One inch diameter hail and also a tree down over a power line just east of Witch Lake.