Thunderstorms first developed in central South Dakota late in the afternoon and traveled northeast during the evening hours.  These storms were responsible for widespread severe weather across much of central and east central South Dakota.

Thunderstorm Wind in BROOKINGS, SOUTH DAKOTA
From 11-JUL-17 21:57:00 to 11-JUL-17 21:57:00 (CST-6)
Location: BUSHNELL
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple branches and trees were downed by the strong winds.

Hail in DAVISON, SOUTH DAKOTA
From 11-JUL-17 19:13:00 to 11-JUL-17 19:13:00 (CST-6)
Location: MT VERNON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail was covering the ground.

Hail in DAVISON, SOUTH DAKOTA
From 11-JUL-17 19:23:00 to 11-JUL-17 19:23:00 (CST-6)
Location: MT VERNON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Hail in SANBORN, SOUTH DAKOTA
From 11-JUL-17 19:38:00 to 11-JUL-17 19:38:00 (CST-6)
Location: ARTESIAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in DAVISON, SOUTH DAKOTA
From 11-JUL-17 19:57:00 to 11-JUL-17 19:57:00 (CST-6)
Location: MITCHELL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DAVISON, SOUTH DAKOTA
From 11-JUL-17 20:08:00 to 11-JUL-17 20:08:00 (CST-6)
Location: BETTS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report from social media.

Hail in BROOKINGS, SOUTH DAKOTA
From 11-JUL-17 20:30:00 to 11-JUL-17 20:30:00 (CST-6)
Location: WHITE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in BROOKINGS, SOUTH DAKOTA
From 11-JUL-17 20:55:00 to 11-JUL-17 20:55:00 (CST-6)
Location: BRUCE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BROOKINGS, SOUTH DAKOTA
From 11-JUL-17 21:08:00 to 11-JUL-17 21:08:00 (CST-6)
Location: WHITE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Dime size hail as well.

Thunderstorm Wind in GREGORY, SOUTH DAKOTA
From 11-JUL-17 18:52:00 to 11-JUL-17 18:52:00 (CST-6)
Location: ST CHARLES
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Three to four inch diameter branches were downed.

Thunderstorm Wind in HANSON, SOUTH DAKOTA
From 11-JUL-17 20:12:00 to 11-JUL-17 20:12:00 (CST-6)
Location: ROCKPORT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel size hail as well.

Thunderstorm Wind in HUTCHINSON, SOUTH DAKOTA
From 11-JUL-17 20:40:00 to 11-JUL-17 20:40:00 (CST-6)
Location: CLAYTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Post Office

A few branches were downed.

Thunderstorm Wind in BROOKINGS, SOUTH DAKOTA
From 11-JUL-17 21:10:00 to 11-JUL-17 21:10:00 (CST-6)
Location: BRUCE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Very small trees were split.

Thunderstorm Wind in BROOKINGS, SOUTH DAKOTA
From 11-JUL-17 21:40:00 to 11-JUL-17 21:40:00 (CST-6)
Location: WHITE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Large tree branches downed.

Thunderstorm Wind in BROOKINGS, SOUTH DAKOTA
From 11-JUL-17 21:57:00 to 11-JUL-17 21:57:00 (CST-6)
Location: BUSHNELL
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Multiple trees downed.

Thunderstorm Wind in BROOKINGS, SOUTH DAKOTA
From 11-JUL-17 21:40:00 to 11-JUL-17 21:40:00 (CST-6)
Location: BRUCE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Large tree branches were downed.