Severe weather developed in advance of an upper level trough and in a deep convergence zone during the late afternoon and early evening hours. Large hail, high winds, along with a tornado occurred.

Hail in FAULK, SOUTH DAKOTA
From 08-AUG-07 15:30:00 to 08-AUG-07 15:45:00 (CST-6)
Location: CRESBARD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in FAULK, SOUTH DAKOTA
From 08-AUG-07 15:30:00 to 08-AUG-07 15:45:00 (CST-6)
Location: CRESBARD
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in FAULK, SOUTH DAKOTA
From 08-AUG-07 15:50:00 to 08-AUG-07 15:55:00 (CST-6)
Location: CRESBARD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in FAULK, SOUTH DAKOTA
From 08-AUG-07 15:00:00 to 08-AUG-07 15:00:00 (CST-6)
Location: NORBECK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in FAULK, SOUTH DAKOTA
From 08-AUG-07 16:00:00 to 08-AUG-07 16:00:00 (CST-6)
Location: CHELSEA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in FAULK, SOUTH DAKOTA
From 08-AUG-07 16:10:00 to 08-AUG-07 16:10:00 (CST-6)
Location: CRESBARD
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in SPINK, SOUTH DAKOTA
From 08-AUG-07 16:15:00 to 08-AUG-07 16:15:00 (CST-6)
Location: ATHOL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in SPINK, SOUTH DAKOTA
From 08-AUG-07 16:50:00 to 08-AUG-07 16:50:00 (CST-6)
Location: ATHOL
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BUFFALO, SOUTH DAKOTA
From 08-AUG-07 17:22:00 to 08-AUG-07 17:22:00 (CST-6)
Location: GANN VLY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in BUFFALO, SOUTH DAKOTA
From 08-AUG-07 17:38:00 to 08-AUG-07 17:38:00 (CST-6)
Location: GANN VLY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tornado in MCPHERSON, SOUTH DAKOTA
From 08-AUG-07 14:59:00 to 08-AUG-07 15:03:00 (CST-6)
Location: EUREKA
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tornado touched down briefly just northwest of Eureka. No damage was reported.

Thunderstorm Wind in CLARK, SOUTH DAKOTA
From 08-AUG-07 18:15:00 to 08-AUG-07 18:15:00 (CST-6)
Location: NAPLES
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in FAULK, SOUTH DAKOTA
From 08-AUG-07 16:00:00 to 08-AUG-07 16:30:00 (CST-6)
Location: CHELSEA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in SPINK, SOUTH DAKOTA
From 08-AUG-07 16:15:00 to 08-AUG-07 16:25:00 (CST-6)
Location: ATHOL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in SPINK, SOUTH DAKOTA
From 08-AUG-07 16:50:00 to 08-AUG-07 16:52:00 (CST-6)
Location: ATHOL
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in SPINK, SOUTH DAKOTA
From 08-AUG-07 17:10:00 to 08-AUG-07 17:12:00 (CST-6)
Location: ASHTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public