A weak upper level low pressure trough along with a surface warm front brought numerous thunderstorms to the region. Large hail, damaging winds, flash flooding, along with a few tornadoes occurred.

Hail in MCPHERSON, SOUTH DAKOTA
From 25-JUL-15 14:57:00 to 25-JUL-15 14:57:00 (CST-6)
Location: LONG LAKE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tornado in MCPHERSON, SOUTH DAKOTA
From 25-JUL-15 16:05:00 to 25-JUL-15 16:07:00 (CST-6)
Location: LEOLA
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A second brief tornado occurred northwest of Leola in an open field.

Tornado in MCPHERSON, SOUTH DAKOTA
From 25-JUL-15 15:44:00 to 25-JUL-15 15:46:00 (CST-6)
Location: LEOLA
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A small rope tornado touched down briefly in an open field.

Flash Flood in EDMUNDS, SOUTH DAKOTA
From 25-JUL-15 17:30:00 to 25-JUL-15 20:30:00 (CST-6)
Location: IPSWICH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rains resulted in water flowing over South Dakota State Highway 45 just south of Ipswich.

Flash Flood in POTTER, SOUTH DAKOTA
From 25-JUL-15 17:45:00 to 25-JUL-15 20:45:00 (CST-6)
Location: TOLSTOY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy rains of over three inches flooded some area fields along with a few roads.

Flash Flood in EDMUNDS, SOUTH DAKOTA
From 25-JUL-15 19:00:00 to 25-JUL-15 22:00:00 (CST-6)
Location: LOYALTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy rains of over three inches caused a road to be flooded for a period of time.

Flash Flood in POTTER, SOUTH DAKOTA
From 25-JUL-15 19:45:00 to 25-JUL-15 22:45:00 (CST-6)
Location: HOVEN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy rains caused the flash flooding of several roads with the gravel being washed away in places.

Hail in DEWEY, SOUTH DAKOTA
From 24-JUL-15 22:45:00 to 24-JUL-15 22:45:00 (MST-7)
Location: LA PLANT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in JONES, SOUTH DAKOTA
From 25-JUL-15 07:00:00 to 25-JUL-15 07:00:00 (CST-6)
Location: OKATON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CAMPBELL, SOUTH DAKOTA
From 25-JUL-15 14:29:00 to 25-JUL-15 14:29:00 (CST-6)
Location: ARTAS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MCPHERSON, SOUTH DAKOTA
From 25-JUL-15 15:00:00 to 25-JUL-15 15:00:00 (CST-6)
Location: LONG LAKE
Magnitude: 2.00 
Reported by: Public

Hail in MCPHERSON, SOUTH DAKOTA
From 25-JUL-15 15:10:00 to 25-JUL-15 15:10:00 (CST-6)
Location: LONG LAKE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in DEWEY, SOUTH DAKOTA
From 24-JUL-15 22:23:00 to 24-JUL-15 22:23:00 (MST-7)
Location: PARADE
Magnitude: 70.00 EG
Crop damage: 0.00K
Reported by: Public

Eighty mph winds downed several cottonwood and ash trees.

Thunderstorm Wind in JONES, SOUTH DAKOTA
From 25-JUL-15 06:40:00 to 25-JUL-15 06:40:00 (CST-6)
Location: CAPA
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Public

Sixty mph winds downed several tree branches.

Hail in MCPHERSON, SOUTH DAKOTA
From 25-JUL-15 15:50:00 to 25-JUL-15 15:50:00 (CST-6)
Location: LEOLA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in SPINK, SOUTH DAKOTA
From 25-JUL-15 17:40:00 to 25-JUL-15 17:40:00 (CST-6)
Location: MELLETTE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in HAND, SOUTH DAKOTA
From 25-JUL-15 18:20:00 to 25-JUL-15 18:20:00 (CST-6)
Location: MILLER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HAND, SOUTH DAKOTA
From 25-JUL-15 18:42:00 to 25-JUL-15 18:42:00 (CST-6)
Location: MILLER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in HAND, SOUTH DAKOTA
From 25-JUL-15 19:14:00 to 25-JUL-15 19:14:00 (CST-6)
Location: ST LAWRENCE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Sixty mph winds downed several large tree limbs.

Thunderstorm Wind in HAND, SOUTH DAKOTA
From 25-JUL-15 19:15:00 to 25-JUL-15 19:15:00 (CST-6)
Location: ST LAWRENCE
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

Seventy mph winds downed a small wood structure.

Thunderstorm Wind in EDMUNDS, SOUTH DAKOTA
From 25-JUL-15 16:34:00 to 25-JUL-15 16:34:00 (CST-6)
Location: LOYALTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Sixty mph winds were estimated.

Thunderstorm Wind in FAULK, SOUTH DAKOTA
From 25-JUL-15 16:55:00 to 25-JUL-15 16:55:00 (CST-6)
Location: CRESBARD
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Public

Sixty mph winds downed several tree branches.

Thunderstorm Wind in EDMUNDS, SOUTH DAKOTA
From 25-JUL-15 17:00:00 to 25-JUL-15 17:00:00 (CST-6)
Location: CRAVEN
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Sixty mph winds were estimated.

Thunderstorm Wind in FAULK, SOUTH DAKOTA
From 25-JUL-15 17:24:00 to 25-JUL-15 17:24:00 (CST-6)
Location: CHELSEA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Sixty mph winds were estimated.

Thunderstorm Wind in SPINK, SOUTH DAKOTA
From 25-JUL-15 17:39:00 to 25-JUL-15 17:39:00 (CST-6)
Location: MELLETTE
Magnitude: 57.00 MG
Reported by: Mesonet

Thunderstorm Wind in SPINK, SOUTH DAKOTA
From 25-JUL-15 17:40:00 to 25-JUL-15 17:40:00 (CST-6)
Location: MELLETTE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Sixty mph winds were estimated.

Thunderstorm Wind in SPINK, SOUTH DAKOTA
From 25-JUL-15 18:00:00 to 25-JUL-15 18:00:00 (CST-6)
Location: TURTON
Magnitude: 61.00 EG
Reported by: Public

Seventy mph winds were estimated.

Thunderstorm Wind in HAND, SOUTH DAKOTA
From 25-JUL-15 18:26:00 to 25-JUL-15 18:26:00 (CST-6)
Location: REE HGTS
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in CLARK, SOUTH DAKOTA
From 25-JUL-15 18:35:00 to 25-JUL-15 18:35:00 (CST-6)
Location: RAYMOND
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Sixty mph winds were estimated.

Thunderstorm Wind in CLARK, SOUTH DAKOTA
From 25-JUL-15 18:50:00 to 25-JUL-15 18:50:00 (CST-6)
Location: CARPENTER
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Sixty mph winds downed several tree branches.

Thunderstorm Wind in HAND, SOUTH DAKOTA
From 25-JUL-15 18:50:00 to 25-JUL-15 18:50:00 (CST-6)
Location: MILLER
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

Seventy mph winds were estimated.

Thunderstorm Wind in LYMAN, SOUTH DAKOTA
From 25-JUL-15 20:20:00 to 25-JUL-15 20:20:00 (CST-6)
Location: IONA
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Public

Sixty mph winds brought some tree branches down.

Hail in MCPHERSON, SOUTH DAKOTA
From 25-JUL-15 15:15:00 to 25-JUL-15 15:15:00 (CST-6)
Location: LONG LAKE
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Funnel Cloud in MCPHERSON, SOUTH DAKOTA
From 25-JUL-15 15:15:00 to 25-JUL-15 15:15:00 (CST-6)
Location: LONG LAKE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser