A cold front sliding southeast across the region brought severe thunderstorms with large hail and damaging winds to parts of central and northeast South Dakota.

Hail in BROWN, SOUTH DAKOTA
From 17-AUG-19 15:59:00 to 17-AUG-19 15:59:00 (CST-6)
Location: PUTNEY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in JONES, SOUTH DAKOTA
From 17-AUG-19 16:15:00 to 17-AUG-19 16:15:00 (CST-6)
Location: DRAPER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in HYDE, SOUTH DAKOTA
From 17-AUG-19 16:30:00 to 17-AUG-19 16:30:00 (CST-6)
Location: HIGHMORE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in LYMAN, SOUTH DAKOTA
From 17-AUG-19 16:57:00 to 17-AUG-19 16:57:00 (CST-6)
Location: PRESHO
Magnitude: 1.75 
Reported by: Public

Hail in HAND, SOUTH DAKOTA
From 17-AUG-19 18:01:00 to 17-AUG-19 18:01:00 (CST-6)
Location: VAYLAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in CODINGTON, SOUTH DAKOTA
From 17-AUG-19 18:10:00 to 17-AUG-19 18:10:00 (CST-6)
Location: (ATY)WATERTOWN ARPT
Magnitude: 1.50 
Crop damage: 0.00K
Reported by: Emergency Manager

Some power outages also occurred in Watertown from lightning strikes.

Hail in SULLY, SOUTH DAKOTA
From 17-AUG-19 18:25:00 to 17-AUG-19 18:25:00 (CST-6)
Location: ONIDA MUNI ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Thunderstorm Wind in LYMAN, SOUTH DAKOTA
From 17-AUG-19 16:48:00 to 17-AUG-19 16:48:00 (CST-6)
Location: PRESHO
Magnitude: 61.00 EG
Property damage: 0.00K
Reported by: Public

Estimated seventy mph winds flattened crops.

Thunderstorm Wind in ROBERTS, SOUTH DAKOTA
From 17-AUG-19 17:15:00 to 17-AUG-19 17:15:00 (CST-6)
Location: NEW EFFINGTON
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Public

Large branches were downed by estimated sixty mph winds.

Thunderstorm Wind in LYMAN, SOUTH DAKOTA
From 17-AUG-19 18:14:00 to 17-AUG-19 18:14:00 (CST-6)
Location: OACOMA
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

A vehicle was damaged when an estimated seventy mph wind blew a sign into it.

Thunderstorm Wind in SULLY, SOUTH DAKOTA
From 17-AUG-19 14:50:00 to 17-AUG-19 14:50:00 (CST-6)
Location: OKOBOJO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Sixty mph winds were estimated.

Thunderstorm Wind in LYMAN, SOUTH DAKOTA
From 17-AUG-19 17:55:00 to 17-AUG-19 17:55:00 (CST-6)
Location: RELIANCE ARPT
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in LYMAN, SOUTH DAKOTA
From 17-AUG-19 18:15:00 to 17-AUG-19 18:15:00 (CST-6)
Location: RELIANCE ARPT
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in JONES, SOUTH DAKOTA
From 17-AUG-19 16:50:00 to 17-AUG-19 16:50:00 (CST-6)
Location: WESTOVER
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: Public

Estimated sixty mph winds brought down some large tree branches.

Hail in SULLY, SOUTH DAKOTA
From 17-AUG-19 14:50:00 to 17-AUG-19 14:50:00 (CST-6)
Location: OKOBOJO
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in JONES, SOUTH DAKOTA
From 17-AUG-19 16:50:00 to 17-AUG-19 16:50:00 (CST-6)
Location: WESTOVER
Magnitude: 1.75 
Reported by: Public

Severe winds and large hail took out windows.