A cold front moved through the region, triggering showers and thunderstorms.  There were numerous reports of large hail and damaging winds.

Thunderstorm Wind in OSAGE, MISSOURI
From 06-SEP-12 13:31:00 to 06-SEP-12 13:31:00 (CST-6)
Location: META
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds blew down a large tree blocking County Road 542 just southeast of Meta.

Hail in CRAWFORD, MISSOURI
From 06-SEP-12 13:35:00 to 06-SEP-12 13:35:00 (CST-6)
Location: VIVIAN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in GASCONADE, MISSOURI
From 06-SEP-12 14:20:00 to 06-SEP-12 14:20:00 (CST-6)
Location: TEA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Large hail was reported at the intersection of State Highway V and State Highway T.

Thunderstorm Wind in GASCONADE, MISSOURI
From 06-SEP-12 14:21:00 to 06-SEP-12 14:21:00 (CST-6)
Location: ROSEBUD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm winds blew down a large tree branch which briefly blocked Highway T.

Thunderstorm Wind in FRANKLIN, MISSOURI
From 06-SEP-12 14:50:00 to 06-SEP-12 14:56:00 (CST-6)
Location: UNION
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm winds blew down numerous large tree limbs between Union and Villa Ridge.

Thunderstorm Wind in FRANKLIN, MISSOURI
From 06-SEP-12 15:18:00 to 06-SEP-12 15:18:00 (CST-6)
Location: PACIFIC
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm winds blew down several large tree limbs near the intersection of Highway N and Westlake Village Drive.

Hail in WASHINGTON, MISSOURI
From 06-SEP-12 14:40:00 to 06-SEP-12 14:40:00 (CST-6)
Location: LATTY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in ST. CHARLES, MISSOURI
From 06-SEP-12 15:14:00 to 06-SEP-12 15:14:00 (CST-6)
Location: AUGUSTA
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds snapped a foot and a half diameter oak tree about 15 feet up from its base.

Hail in JEFFERSON, MISSOURI
From 06-SEP-12 15:15:00 to 06-SEP-12 15:15:00 (CST-6)
Location: FESTUS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in ST. LOUIS, MISSOURI
From 06-SEP-12 15:20:00 to 06-SEP-12 15:20:00 (CST-6)
Location: EUREKA
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds snapped off an eight inch diameter Bradford Pear tree.

Thunderstorm Wind in ST. FRANCOIS, MISSOURI
From 06-SEP-12 15:18:00 to 06-SEP-12 15:18:00 (CST-6)
Location: DOE RUN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm winds blew down several large tree limbs around town.

Thunderstorm Wind in JEFFERSON, MISSOURI
From 06-SEP-12 15:20:00 to 06-SEP-12 15:20:00 (CST-6)
Location: HIGH RIDGE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds blew down several large tree limbs in High Ridge.

Thunderstorm Wind in IRON, MISSOURI
From 06-SEP-12 15:20:00 to 06-SEP-12 15:25:00 (CST-6)
Location: BELLEVIEW
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds blew down several large trees between Belleview and Ironton.

Thunderstorm Wind in IRON, MISSOURI
From 06-SEP-12 15:25:00 to 06-SEP-12 15:30:00 (CST-6)
Location: ANNAPOLIS
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds blew down several large trees between Annapolis and Des Arc.  Some of the trees fell onto roadways blocking them. Also, one tree fell onto a house in Annapolis causing moderate damage.

Thunderstorm Wind in ST. LOUIS, MISSOURI
From 06-SEP-12 15:33:00 to 06-SEP-12 15:40:00 (CST-6)
Location: SAPPINGTON
Magnitude: 60.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds blew down several large tree limbs.

Hail in WASHINGTON, MISSOURI
From 06-SEP-12 14:09:00 to 06-SEP-12 14:13:00 (CST-6)
Location: SPRINGTOWN
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Large hail fell over Potosi.  Hail up to half dollar size was reported just northeast of Potosi at the intersection of Highway 21 and Highway E.

Thunderstorm Wind in FRANKLIN, MISSOURI
From 06-SEP-12 14:29:00 to 06-SEP-12 14:35:00 (CST-6)
Location: JAPAN
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Thunderstorm winds blew down two large trees near the intersection of Highways J and H.  In Sullivan, several trees were uprooted along service road parallel to I-44.