Thunderstorms developed by late afternoon in southcentral South Dakota and quickly became severe.  Many areas experienced large hail and damaging winds.

Hail in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 20:20:00 to 13-JUN-17 20:20:00 (CST-6)
Location: SIOUX FALLS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in TURNER, SOUTH DAKOTA
From 13-JUN-17 19:22:00 to 13-JUN-17 19:22:00 (CST-6)
Location: PARKER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 19:24:00 to 13-JUN-17 19:24:00 (CST-6)
Location: PUMPKIN CENTER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in GREGORY, SOUTH DAKOTA
From 13-JUN-17 14:45:00 to 13-JUN-17 14:45:00 (CST-6)
Location: BURKE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Hail in CHARLES MIX, SOUTH DAKOTA
From 13-JUN-17 15:11:00 to 13-JUN-17 15:11:00 (CST-6)
Location: ACADEMY
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in TURNER, SOUTH DAKOTA
From 13-JUN-17 19:30:00 to 13-JUN-17 19:30:00 (CST-6)
Location: HURLEY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in TURNER, SOUTH DAKOTA
From 13-JUN-17 19:30:00 to 13-JUN-17 19:30:00 (CST-6)
Location: MARION
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Social Media report.

Hail in TURNER, SOUTH DAKOTA
From 13-JUN-17 19:36:00 to 13-JUN-17 19:36:00 (CST-6)
Location: PARKER
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in TURNER, SOUTH DAKOTA
From 13-JUN-17 19:40:00 to 13-JUN-17 19:40:00 (CST-6)
Location: PARKER
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 19:40:00 to 13-JUN-17 19:40:00 (CST-6)
Location: HARTFORD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Large branches dowed.

Hail in TURNER, SOUTH DAKOTA
From 13-JUN-17 19:57:00 to 13-JUN-17 19:57:00 (CST-6)
Location: CHANCELLOR
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in TURNER, SOUTH DAKOTA
From 13-JUN-17 19:57:00 to 13-JUN-17 19:57:00 (CST-6)
Location: CHANCELLOR
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Branches downed.

Thunderstorm Wind in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 20:05:00 to 13-JUN-17 20:05:00 (CST-6)
Location: ELLIS
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Tree downed.

Thunderstorm Wind in BEADLE, SOUTH DAKOTA
From 13-JUN-17 17:20:00 to 13-JUN-17 17:20:00 (CST-6)
Location: CAVOUR
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Downed power lines.

Thunderstorm Wind in BEADLE, SOUTH DAKOTA
From 13-JUN-17 17:20:00 to 13-JUN-17 17:20:00 (CST-6)
Location: CAVOUR
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flag pole downed and shingles blown off barn roof.

Hail in LINCOLN, SOUTH DAKOTA
From 13-JUN-17 20:21:00 to 13-JUN-17 20:21:00 (CST-6)
Location: TEA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 20:30:00 to 13-JUN-17 20:30:00 (CST-6)
Location: DELL RAPIDS ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in UNION, SOUTH DAKOTA
From 13-JUN-17 20:30:00 to 13-JUN-17 20:30:00 (CST-6)
Location: ALCESTER
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Social Media report.

Thunderstorm Wind in BEADLE, SOUTH DAKOTA
From 13-JUN-17 17:20:00 to 13-JUN-17 17:20:00 (CST-6)
Location: CAVOUR
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quite a few trees downed with the town.

Hail in DAVISON, SOUTH DAKOTA
From 13-JUN-17 17:23:00 to 13-JUN-17 17:23:00 (CST-6)
Location: MT VERNON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in BEADLE, SOUTH DAKOTA
From 13-JUN-17 17:32:00 to 13-JUN-17 17:32:00 (CST-6)
Location: YALE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Large branches downed.

Hail in DOUGLAS, SOUTH DAKOTA
From 13-JUN-17 17:34:00 to 13-JUN-17 17:34:00 (CST-6)
Location: HILLSIDE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DAVISON, SOUTH DAKOTA
From 13-JUN-17 17:35:00 to 13-JUN-17 17:35:00 (CST-6)
Location: BETTS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in HUTCHINSON, SOUTH DAKOTA
From 13-JUN-17 17:35:00 to 13-JUN-17 17:35:00 (CST-6)
Location: PARKSTON
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in DAVISON, SOUTH DAKOTA
From 13-JUN-17 17:42:00 to 13-JUN-17 17:42:00 (CST-6)
Location: METZGERVILLE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in DAVISON, SOUTH DAKOTA
From 13-JUN-17 17:42:00 to 13-JUN-17 17:42:00 (CST-6)
Location: BETTS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CHARLES MIX, SOUTH DAKOTA
From 13-JUN-17 15:11:00 to 13-JUN-17 15:11:00 (CST-6)
Location: PLATTE
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in GREGORY, SOUTH DAKOTA
From 13-JUN-17 15:35:00 to 13-JUN-17 15:35:00 (CST-6)
Location: CARLOCK
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BRULE, SOUTH DAKOTA
From 13-JUN-17 15:43:00 to 13-JUN-17 15:43:00 (CST-6)
Location: PUKWANA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 20:05:00 to 13-JUN-17 20:05:00 (CST-6)
Location: RENNER
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Large branches downed.

Hail in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 20:07:00 to 13-JUN-17 20:07:00 (CST-6)
Location: ELLIS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 20:10:00 to 13-JUN-17 20:10:00 (CST-6)
Location: SOUTH SIOUX FALLS
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Mobile home lost it's roof.

Hail in BRULE, SOUTH DAKOTA
From 13-JUN-17 15:45:00 to 13-JUN-17 15:45:00 (CST-6)
Location: EAGLE
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CHARLES MIX, SOUTH DAKOTA
From 13-JUN-17 16:19:00 to 13-JUN-17 16:19:00 (CST-6)
Location: PLATTE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in AURORA, SOUTH DAKOTA
From 13-JUN-17 16:20:00 to 13-JUN-17 16:20:00 (CST-6)
Location: WHITE LAKE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CHARLES MIX, SOUTH DAKOTA
From 13-JUN-17 16:26:00 to 13-JUN-17 16:26:00 (CST-6)
Location: BOVEE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DOUGLAS, SOUTH DAKOTA
From 13-JUN-17 16:31:00 to 13-JUN-17 16:31:00 (CST-6)
Location: JOUBERT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JERAULD, SOUTH DAKOTA
From 13-JUN-17 16:40:00 to 13-JUN-17 16:40:00 (CST-6)
Location: LANE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Also 50 to 55 mph winds.

Hail in DAVISON, SOUTH DAKOTA
From 13-JUN-17 17:53:00 to 13-JUN-17 17:53:00 (CST-6)
Location: MITCHELL
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DOUGLAS, SOUTH DAKOTA
From 13-JUN-17 17:58:00 to 13-JUN-17 17:58:00 (CST-6)
Location: DELMONT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in HUTCHINSON, SOUTH DAKOTA
From 13-JUN-17 18:12:00 to 13-JUN-17 18:12:00 (CST-6)
Location: TRIPP
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HUTCHINSON, SOUTH DAKOTA
From 13-JUN-17 18:12:00 to 13-JUN-17 18:12:00 (CST-6)
Location: TRIPP
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in HANSON, SOUTH DAKOTA
From 13-JUN-17 18:13:00 to 13-JUN-17 18:13:00 (CST-6)
Location: EPIPHANY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in KINGSBURY, SOUTH DAKOTA
From 13-JUN-17 18:20:00 to 13-JUN-17 18:20:00 (CST-6)
Location: OLDHAM
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in TURNER, SOUTH DAKOTA
From 13-JUN-17 18:46:00 to 13-JUN-17 18:46:00 (CST-6)
Location: DOLTON
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in YANKTON, SOUTH DAKOTA
From 13-JUN-17 18:54:00 to 13-JUN-17 18:54:00 (CST-6)
Location: LESTERVILLE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in YANKTON, SOUTH DAKOTA
From 13-JUN-17 19:06:00 to 13-JUN-17 19:06:00 (CST-6)
Location: UTICA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in TURNER, SOUTH DAKOTA
From 13-JUN-17 19:22:00 to 13-JUN-17 19:22:00 (CST-6)
Location: HURLEY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 20:13:00 to 13-JUN-17 20:13:00 (CST-6)
Location: (FSD)JOE FOSS FLD SI
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

NWS Employees estimated wind speed at office.

Thunderstorm Wind in MINNEHAHA, SOUTH DAKOTA
From 13-JUN-17 20:15:00 to 13-JUN-17 20:15:00 (CST-6)
Location: SOUTH SIOUX FALLS
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tree uprooted.

Hail in CHARLES MIX, SOUTH DAKOTA
From 13-JUN-17 16:45:00 to 13-JUN-17 16:45:00 (CST-6)
Location: BOVEE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CHARLES MIX, SOUTH DAKOTA
From 13-JUN-17 16:45:00 to 13-JUN-17 16:45:00 (CST-6)
Location: PLATTE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in SANBORN, SOUTH DAKOTA
From 13-JUN-17 16:52:00 to 13-JUN-17 16:52:00 (CST-6)
Location: WOONSOCKET
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Downed tree.

Hail in CHARLES MIX, SOUTH DAKOTA
From 13-JUN-17 16:56:00 to 13-JUN-17 16:56:00 (CST-6)
Location: PICKSTOWN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in AURORA, SOUTH DAKOTA
From 13-JUN-17 16:57:00 to 13-JUN-17 16:57:00 (CST-6)
Location: PLANKINTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in AURORA, SOUTH DAKOTA
From 13-JUN-17 16:59:00 to 13-JUN-17 16:59:00 (CST-6)
Location: PLANKINTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Winds of 50 to 60 mph were also reported.

Hail in AURORA, SOUTH DAKOTA
From 13-JUN-17 16:59:00 to 13-JUN-17 16:59:00 (CST-6)
Location: PLANKINTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in DAVISON, SOUTH DAKOTA
From 13-JUN-17 17:06:00 to 13-JUN-17 17:06:00 (CST-6)
Location: MT VERNON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in CHARLES MIX, SOUTH DAKOTA
From 13-JUN-17 17:07:00 to 13-JUN-17 17:07:00 (CST-6)
Location: LAKE ANDES
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm Wind in BEADLE, SOUTH DAKOTA
From 13-JUN-17 17:18:00 to 13-JUN-17 17:18:00 (CST-6)
Location: (HON)HURON ARPT
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Roof torn off barn that was previously damaged.

Thunderstorm Wind in CLAY, SOUTH DAKOTA
From 13-JUN-17 20:15:00 to 13-JUN-17 20:15:00 (CST-6)
Location: DALESBURG
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

SDSU Mesonet station at Beresford measured the wind gust.

Thunderstorm Wind in LINCOLN, SOUTH DAKOTA
From 13-JUN-17 20:16:00 to 13-JUN-17 20:16:00 (CST-6)
Location: TEA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Branches downed.