A cold front marching across the Northland acted as the catalyst for the development of severe thunderstorms. Storms were initially delayed due to a lingering stratus deck but once convective initiation took hold of the region, the strong ingredients in place lead to numerous severe storms across northeastern Minnesota that produced damaging winds and hail as large as 3 inches in diameter.

Hail in ST. LOUIS, MINNESOTA
From 16-SEP-21 21:28:00 to 16-SEP-21 21:30:00 (CST-6)
Location: BARTLETT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MINNESOTA
From 16-SEP-21 21:30:00 to 16-SEP-21 21:32:00 (CST-6)
Location: BARTLETT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ST. LOUIS, MINNESOTA
From 16-SEP-21 21:45:00 to 16-SEP-21 21:47:00 (CST-6)
Location: TAFT
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Lightning in ST. LOUIS, MINNESOTA
From 16-SEP-21 03:55:00 to 16-SEP-21 03:55:00 (CST-6)
Location: VIRGINIA
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Newspaper

A home on the 200 block of 5th Street South in Virginia was struck by lightning around 4:55AM CDT causing extensive damage. The home's electrical system was heavily damaged along with heavy damage to the exterior of the home. Firefighters were on scene for about 3 hours surveying the extent of the damage.

Hail in ST. LOUIS, MINNESOTA
From 16-SEP-21 23:00:00 to 16-SEP-21 23:01:00 (CST-6)
Location: SAGINAW
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ST. LOUIS, MINNESOTA
From 16-SEP-21 23:05:00 to 16-SEP-21 23:07:00 (CST-6)
Location: FOUR CORNERS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail in ST. LOUIS, MINNESOTA
From 16-SEP-21 23:15:00 to 16-SEP-21 23:16:00 (CST-6)
Location: MUNGER
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CROW WING, MINNESOTA
From 16-SEP-21 17:20:00 to 16-SEP-21 17:21:00 (CST-6)
Location: CROSBY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CARLTON, MINNESOTA
From 16-SEP-21 22:52:00 to 16-SEP-21 22:54:00 (CST-6)
Location: CLOQUET
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in CROW WING, MINNESOTA
From 16-SEP-21 17:25:00 to 16-SEP-21 17:27:00 (CST-6)
Location: CUYUNA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A report of several large oak trees blown down was received via social media.

Hail in ST. LOUIS, MINNESOTA
From 16-SEP-21 22:58:00 to 16-SEP-21 22:59:00 (CST-6)
Location: SAGINAW
Magnitude: 3.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The large hail punched holes in canvas tents, dented multiple vehicles and completely stripped the leaves off of trees.

Thunderstorm Wind in ST. LOUIS, MINNESOTA
From 16-SEP-21 17:55:00 to 16-SEP-21 17:57:00 (CST-6)
Location: GOWAN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Two trees downed and were completely blocking State Highway 73.

Thunderstorm Wind in AITKIN, MINNESOTA
From 16-SEP-21 18:00:00 to 16-SEP-21 18:02:00 (CST-6)
Location: PALISADE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Flag poles were blown over by the wind gusts.

Hail in CROW WING, MINNESOTA
From 16-SEP-21 17:10:00 to 16-SEP-21 17:12:00 (CST-6)
Location: RIVERTON
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CROW WING, MINNESOTA
From 16-SEP-21 17:20:00 to 16-SEP-21 17:22:00 (CST-6)
Location: CROSBY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in AITKIN, MINNESOTA
From 16-SEP-21 17:21:00 to 16-SEP-21 17:23:00 (CST-6)
Location: LIBBY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Hail in CROW WING, MINNESOTA
From 16-SEP-21 17:27:00 to 16-SEP-21 17:29:00 (CST-6)
Location: IRONTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in AITKIN, MINNESOTA
From 16-SEP-21 18:21:00 to 16-SEP-21 18:23:00 (CST-6)
Location: HASSMAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in AITKIN, MINNESOTA
From 16-SEP-21 19:25:00 to 16-SEP-21 19:27:00 (CST-6)
Location: REDTOP
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ST. LOUIS, MINNESOTA
From 16-SEP-21 21:15:00 to 16-SEP-21 21:17:00 (CST-6)
Location: ISLAND LAKE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public