Thunderstorms produced damaging winds and large hail in Brule, Douglas, and Gregory Counties of southeast South Dakota during the evening of August 3rd.

Hail in GREGORY, SOUTH DAKOTA
From 03-AUG-09 23:00:00 to 03-AUG-09 23:00:00 (CST-6)
Location: CARLOCK
Magnitude: 1.75 
Reported by: Trained Spotter

Large hail broke windows, damaged vehicles, roofs, and siding, and caused crop damage, especially to corn crops. The amount of property and crop damage was not known.

Hail in GREGORY, SOUTH DAKOTA
From 03-AUG-09 20:42:00 to 03-AUG-09 21:15:00 (CST-6)
Location: DIXON
Magnitude: 2.00 
Property damage: 2.00M
Crop damage: 1.00M
Reported by: Newspaper

Large hail, up to two inches in diameter, fell in a swath a few miles wide from northwestern to south central Gregory County. The hail broke numerous windows, severely damaged siding and roofs of homes and other buildings, and severely damaged vehicles, while covering the ground in several places. Property damage was especially severe in the town of Gregory. Crop damage was also severe along the swath, with corn crops in some areas destroyed to the point of only small stubble left.

Hail in GREGORY, SOUTH DAKOTA
From 03-AUG-09 20:42:00 to 03-AUG-09 20:42:00 (CST-6)
Location: DIXON
Magnitude: 1.75 
Reported by: Public

Large hail was accompanied by wind gusts up to 50 mph. The hail damaged vehicles, cracked windows, and damaged roofs and siding on buildings. The hail also caused crop damage in the area. The amount of local property and crop damage was not known, with the hail causing severe damage in a long swath over part of the county.

Hail in GREGORY, SOUTH DAKOTA
From 03-AUG-09 20:55:00 to 03-AUG-09 20:55:00 (CST-6)
Location: GREGORY
Magnitude: 2.00 
Reported by: Trained Spotter

Large hail broke windows and severely damaged roofs, siding, and vehicles. The hail also stripped leaves from trees, and caused crop damage in the area. The amount of local property and crop damage was not known; the hail being part of a long swath of large hail that affected part of the county. The hail was accompanied by wind gusts up to 50 mph.

Thunderstorm Wind in GREGORY, SOUTH DAKOTA
From 03-AUG-09 21:12:00 to 03-AUG-09 21:12:00 (CST-6)
Location: HERRICK
Magnitude: 52.00 EG
Property damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds caused tree damage, including several branches blown down. The winds were accompanied by large hail, and added to crop damage caused by the hail.

Hail in GREGORY, SOUTH DAKOTA
From 03-AUG-09 21:15:00 to 03-AUG-09 21:15:00 (CST-6)
Location: BURKE
Magnitude: 1.50 
Reported by: Public

Large hail damaged vehicles and broke windows, and damaged area crops. The amount of local property and crop damage was not known; the hail being part of a long swath that affected part of the county. The hail was accompanied by wind gusts up to 60 mph.

Thunderstorm Wind in BRULE, SOUTH DAKOTA
From 03-AUG-09 20:01:00 to 03-AUG-09 20:09:00 (CST-6)
Location: KIMBALL
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds cause tree damage, and moved large, heavy construction barrels.

Thunderstorm Wind in BRULE, SOUTH DAKOTA
From 03-AUG-09 20:12:00 to 03-AUG-09 20:12:00 (CST-6)
Location: KIMBALL
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in DOUGLAS, SOUTH DAKOTA
From 03-AUG-09 20:37:00 to 03-AUG-09 20:37:00 (CST-6)
Location: HARRISON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds caused tree damage, including several branches blown down.

Thunderstorm Wind in GREGORY, SOUTH DAKOTA
From 03-AUG-09 21:15:00 to 03-AUG-09 21:15:00 (CST-6)
Location: BURKE
Magnitude: 52.00 EG
Property damage: 0.00K
Reported by: Public

Large hail caused tree damage, including 30 year old trees blown down. The winds were accompanied by large hail, and added to crop damage in the area caused by the hail.

Hail in GREGORY, SOUTH DAKOTA
From 03-AUG-09 21:12:00 to 03-AUG-09 21:12:00 (CST-6)
Location: HERRICK
Magnitude: 1.75 
Reported by: Law Enforcement

Large hail caused damage to vehicles, siding, roofs, and crops. The amount of local; damage was not known; the hail being part of a long swath that affected  part of the county. The hail was accompanied by wind gusts up to 60 mph.

Thunderstorm Wind in BRULE, SOUTH DAKOTA
From 03-AUG-09 20:21:00 to 03-AUG-09 20:21:00 (CST-6)
Location: KIMBALL
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Thunderstorm winds blew over numerous heavy road construction signs.