Thunderstorms produced large hail and damaging winds at several locations in southeast South Dakota, mostly east of the James River, during the late afternoon and evening of June 17th. Heavy rain from the thunderstorms also caused flash flooding in Brookings and Madison.

Hail in TURNER, SOUTH DAKOTA
From 17-JUN-16 17:40:00 to 17-JUN-16 17:40:00 (CST-6)
Location: PARKER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in LAKE, SOUTH DAKOTA
From 17-JUN-16 18:21:00 to 17-JUN-16 18:21:00 (CST-6)
Location: MADISON
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in MINNEHAHA, SOUTH DAKOTA
From 17-JUN-16 18:35:00 to 17-JUN-16 18:35:00 (CST-6)
Location: SOUTH SIOUX FALLS
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds caused tree damage, including several trees blown down around Sioux Falls.

Hail in LAKE, SOUTH DAKOTA
From 17-JUN-16 18:40:00 to 17-JUN-16 18:40:00 (CST-6)
Location: ORLAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Flash Flood in BROOKINGS, SOUTH DAKOTA
From 17-JUN-16 18:00:00 to 17-JUN-16 20:30:00 (CST-6)
Location: (BKX)BROOKINGS MUNI
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain caused flash flooding of numerous streets, making some impassable, and stranding several vehicles.

Hail in LAKE, SOUTH DAKOTA
From 17-JUN-16 18:18:00 to 17-JUN-16 18:18:00 (CST-6)
Location: MADISON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in LAKE, SOUTH DAKOTA
From 17-JUN-16 18:35:00 to 17-JUN-16 18:35:00 (CST-6)
Location: WENTWORTH
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm winds caused tree damage, including several large trees blown down.

Flash Flood in LAKE, SOUTH DAKOTA
From 17-JUN-16 18:35:00 to 17-JUN-16 21:00:00 (CST-6)
Location: MADISON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy rain caused flash flooding of several streets in Madison.

Hail in LAKE, SOUTH DAKOTA
From 17-JUN-16 18:40:00 to 17-JUN-16 18:40:00 (CST-6)
Location: MADISON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MINNEHAHA, SOUTH DAKOTA
From 17-JUN-16 18:44:00 to 17-JUN-16 18:44:00 (CST-6)
Location: SHERMAN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in TURNER, SOUTH DAKOTA
From 17-JUN-16 20:25:00 to 17-JUN-16 20:25:00 (CST-6)
Location: PARKER
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Law Enforcement

Hail was mostly quarter size or smaller with just a few stones of golf ball size.

Thunderstorm Wind in MCCOOK, SOUTH DAKOTA
From 17-JUN-16 19:30:00 to 17-JUN-16 19:30:00 (CST-6)
Location: CANISTOTA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds caused tree damage, including trees blown down.

Thunderstorm Wind in MINNEHAHA, SOUTH DAKOTA
From 17-JUN-16 19:30:00 to 17-JUN-16 19:30:00 (CST-6)
Location: HARTFORD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm winds caused tree damage, including one large tree blown down.

Hail in HUTCHINSON, SOUTH DAKOTA
From 17-JUN-16 20:00:00 to 17-JUN-16 20:00:00 (CST-6)
Location: MENNO ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in TURNER, SOUTH DAKOTA
From 17-JUN-16 20:05:00 to 17-JUN-16 20:05:00 (CST-6)
Location: HURLEY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

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

Hail in HUTCHINSON, SOUTH DAKOTA
From 17-JUN-16 20:20:00 to 17-JUN-16 20:20:00 (CST-6)
Location: MENNO
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Large hail was accompanied by damaging winds.

Thunderstorm Wind in HUTCHINSON, SOUTH DAKOTA
From 17-JUN-16 20:20:00 to 17-JUN-16 20:20:00 (CST-6)
Location: MENNO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds caused tree damage, including several trees blown down. The winds were accompanied by large hail.

Thunderstorm Wind in BON HOMME, SOUTH DAKOTA
From 17-JUN-16 20:20:00 to 17-JUN-16 20:20:00 (CST-6)
Location: TYNDALL
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Thunderstorm winds caused tree damage, including several large limbs blown down.

Hail in MCCOOK, SOUTH DAKOTA
From 17-JUN-16 19:07:00 to 17-JUN-16 19:07:00 (CST-6)
Location: UNITYVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in GREGORY, SOUTH DAKOTA
From 17-JUN-16 21:58:00 to 17-JUN-16 21:58:00 (CST-6)
Location: CARLOCK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BROOKINGS, SOUTH DAKOTA
From 17-JUN-16 17:49:00 to 17-JUN-16 17:49:00 (CST-6)
Location: BROOKINGS
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter