A supercell thunderstorm tracked from Wyoming across portions of northwestern South Dakota, producing large hail and strong wind gusts.

Hail in BUTTE, SOUTH DAKOTA
From 28-JUN-20 15:47:00 to 28-JUN-20 15:47:00 (MST-7)
Location: BELLE FOURCHE
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in BUTTE, SOUTH DAKOTA
From 28-JUN-20 16:05:00 to 28-JUN-20 16:05:00 (MST-7)
Location: BELLE FOURCHE
Magnitude: 52.00 MG
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in BUTTE, SOUTH DAKOTA
From 28-JUN-20 16:15:00 to 28-JUN-20 16:15:00 (MST-7)
Location: BELLE FOURCHE RESERVOIR
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Public

Wind gusts were estimated at 60 mph.

Thunderstorm Wind in BUTTE, SOUTH DAKOTA
From 28-JUN-20 16:15:00 to 28-JUN-20 16:15:00 (MST-7)
Location: BELLE FOURCHE RESERVOIR
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Trained Spotter

A roof was torn off a shed.

Thunderstorm Wind in BUTTE, SOUTH DAKOTA
From 28-JUN-20 16:20:00 to 28-JUN-20 16:20:00 (MST-7)
Location: NISLAND
Magnitude: 50.00 MG
Crop damage: 0.00K
Reported by: Mesonet

Hail in BUTTE, SOUTH DAKOTA
From 28-JUN-20 16:20:00 to 28-JUN-20 16:20:00 (MST-7)
Location: BELLE FOURCHE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BUTTE, SOUTH DAKOTA
From 28-JUN-20 16:20:00 to 28-JUN-20 16:20:00 (MST-7)
Location: NISLAND
Magnitude: 1.50 
Crop damage: 0.00K
Reported by: Public

Hail in BUTTE, SOUTH DAKOTA
From 28-JUN-20 17:18:00 to 28-JUN-20 17:18:00 (MST-7)
Location: HOOVER
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in BUTTE, SOUTH DAKOTA
From 28-JUN-20 17:18:00 to 28-JUN-20 17:18:00 (MST-7)
Location: HOOVER
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Public

Wind gusts were estimated around 70 mph.

Thunderstorm Wind in MEADE, SOUTH DAKOTA
From 28-JUN-20 17:30:00 to 28-JUN-20 17:30:00 (MST-7)
Location: (RCA)ELLSWORTH AFB
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: COOP Observer

Wind gusts were estimated at 60 mph.

Thunderstorm Wind in MEADE, SOUTH DAKOTA
From 28-JUN-20 17:35:00 to 28-JUN-20 17:35:00 (MST-7)
Location: UNION CENTER
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Public

Wind gusts were estimated at 60 mph.

Thunderstorm Wind in MEADE, SOUTH DAKOTA
From 28-JUN-20 17:39:00 to 28-JUN-20 17:39:00 (MST-7)
Location: MUD BUTTE
Magnitude: 51.00 MG
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in MEADE, SOUTH DAKOTA
From 28-JUN-20 18:00:00 to 28-JUN-20 18:00:00 (MST-7)
Location: MAURINE
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Public

Wind gusts were estimated at 60 mph.

Thunderstorm Wind in MEADE, SOUTH DAKOTA
From 28-JUN-20 18:22:00 to 28-JUN-20 18:30:00 (MST-7)
Location: (D07)FAITH ARPT
Magnitude: 71.00 MG
Crop damage: 0.00K
Reported by: ASOS

Thunderstorm Wind in BUTTE, SOUTH DAKOTA
From 28-JUN-20 16:40:00 to 28-JUN-20 16:40:00 (MST-7)
Location: NEWELL
Magnitude: 72.00 MG
Crop damage: 0.00K
Reported by: CoCoRaHS

Thunderstorm Wind in ZIEBACH, SOUTH DAKOTA
From 28-JUN-20 18:32:00 to 28-JUN-20 18:32:00 (MST-7)
Location: RED ELM
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Trained Spotter

The spotter estimated wind gusts at 60 mph.

Thunderstorm Wind in ZIEBACH, SOUTH DAKOTA
From 28-JUN-20 18:34:00 to 28-JUN-20 18:44:00 (MST-7)
Location: RED ELM
Magnitude: 63.00 MG
Crop damage: 0.00K
Reported by: Mesonet