Thunderstorms produced damaging winds and flash flooding as they moved east across southeast South Dakota during the evening of July 5th into the post midnight hours of July 6th. There was also one tornado that caused crop damage. The storms affected an area near and south of Interstate 90, with the flash flooding occurring along and east of the James River.

Thunderstorm Wind in UNION, SOUTH DAKOTA
From 06-JUL-15 00:20:00 to 06-JUL-15 00:20:00 (CST-6)
Location: ALCESTER
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm winds caused tree damage, including up to 6 inch diameter limbs blown down.

Thunderstorm Wind in DAVISON, SOUTH DAKOTA
From 05-JUL-15 22:40:00 to 05-JUL-15 22:40:00 (CST-6)
Location: MITCHELL
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds caused tree damage.

Thunderstorm Wind in DAVISON, SOUTH DAKOTA
From 05-JUL-15 22:50:00 to 05-JUL-15 22:50:00 (CST-6)
Location: MITCHELL
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Thunderstorm winds blew down branches.

Thunderstorm Wind in HUTCHINSON, SOUTH DAKOTA
From 05-JUL-15 22:57:00 to 05-JUL-15 22:57:00 (CST-6)
Location: TSCHETTER COLONY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Other Federal Agency

Thunderstorm winds caused tree damage.

Thunderstorm Wind in GREGORY, SOUTH DAKOTA
From 05-JUL-15 20:21:00 to 05-JUL-15 20:21:00 (CST-6)
Location: DIXON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Thunderstorm winds caused tree damage, including branches blown down.

Thunderstorm Wind in CHARLES MIX, SOUTH DAKOTA
From 05-JUL-15 20:57:00 to 05-JUL-15 20:57:00 (CST-6)
Location: ACADEMY
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Thunderstorm Wind in BRULE, SOUTH DAKOTA
From 05-JUL-15 21:40:00 to 05-JUL-15 21:40:00 (CST-6)
Location: KIMBALL
Magnitude: 52.00 EG
Property damage: 0.00K
Reported by: Public

Thunderstorm winds caused tree damage, including up to 4 inch diameter branches blown down. The winds also flattened an oat crop.

Heavy Rain in DAVISON, SOUTH DAKOTA
From 05-JUL-15 21:30:00 to 05-JUL-15 23:00:00 (CST-6)
Location: MITCHELL
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Rainfall totaled 1.58 inch in 1.5 hours.

Thunderstorm Wind in HUTCHINSON, SOUTH DAKOTA
From 05-JUL-15 23:15:00 to 05-JUL-15 23:15:00 (CST-6)
Location: TSCHETTER COLONY
Magnitude: 58.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in TURNER, SOUTH DAKOTA
From 05-JUL-15 23:33:00 to 05-JUL-15 23:33:00 (CST-6)
Location: MARION
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Thunderstorm winds caused tree damage, including up to 3 inch diameter branches blown down.

Thunderstorm Wind in LINCOLN, SOUTH DAKOTA
From 06-JUL-15 00:20:00 to 06-JUL-15 00:20:00 (CST-6)
Location: NORWAY CENTER
Magnitude: 56.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm winds caused tree damage, including a large tree uprooted. The winds also damaged siding on a house.

Flash Flood in MINNEHAHA, SOUTH DAKOTA
From 06-JUL-15 01:27:00 to 06-JUL-15 03:30:00 (CST-6)
Location: COLTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy rainfall of about 5 inches caused significant flooding of streets and some basements in and near Colton, and also caused flooding of farmland.

Flash Flood in DAVISON, SOUTH DAKOTA
From 06-JUL-15 01:00:00 to 06-JUL-15 02:15:00 (CST-6)
Location: MITCHELL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain caused flash flooding of numerous streets in Mitchell.

Heavy Rain in MCCOOK, SOUTH DAKOTA
From 06-JUL-15 00:00:00 to 06-JUL-15 01:30:00 (CST-6)
Location: SALEM
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rainfall of 4 inches caused minimal flooding in Salem.

Tornado in TURNER, SOUTH DAKOTA
From 05-JUL-15 23:19:00 to 05-JUL-15 23:24:00 (CST-6)
Location: DOLTON
Tornado F-scale: EF0
Property damage: 0.00K
Reported by: NWS Storm Survey

A tornado caused an unknown amount of crop damage.

Thunderstorm Wind in TURNER, SOUTH DAKOTA
From 05-JUL-15 23:24:00 to 05-JUL-15 23:24:00 (CST-6)
Location: DOLTON
Magnitude: 61.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Thunderstorm winds toppled several gravestones.