A strong cold front produced severe thunderstorms with damaging winds and small hail. There was one confirmed tornado which resulted in damage.

Hail in BENTON, MISSOURI
From 04-DEC-17 16:49:00 to 04-DEC-17 16:49:00 (CST-6)
Location: LINCOLN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MORGAN, MISSOURI
From 04-DEC-17 17:05:00 to 04-DEC-17 17:05:00 (CST-6)
Location: STOVER
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in BARRY, MISSOURI
From 04-DEC-17 17:46:00 to 04-DEC-17 17:46:00 (CST-6)
Location: WAYNE
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

There was a picture on social media of half dollar size hail south of Exeter near Wayne, Missouri.

Hail in GREENE, MISSOURI
From 04-DEC-17 17:52:00 to 04-DEC-17 17:52:00 (CST-6)
Location: ASH GROVE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in GREENE, MISSOURI
From 04-DEC-17 18:06:00 to 04-DEC-17 18:06:00 (CST-6)
Location: SGF DOWNTOWN ARPT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm Wind in BENTON, MISSOURI
From 04-DEC-17 16:39:00 to 04-DEC-17 16:39:00 (CST-6)
Location: WARSAW
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

A metal carport was blown down and damaged.

Thunderstorm Wind in ST. CLAIR, MISSOURI
From 04-DEC-17 16:48:00 to 04-DEC-17 16:48:00 (CST-6)
Location: COLLINS
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

There was a picture on social media of a tree snapped in Collins.

Thunderstorm Wind in MCDONALD, MISSOURI
From 04-DEC-17 17:15:00 to 04-DEC-17 17:15:00 (CST-6)
Location: PINEVILLE EDWARDS AR
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Three trees were blown down on Big Sugar Creek Road east of Pineville.

Thunderstorm Wind in GREENE, MISSOURI
From 04-DEC-17 17:55:00 to 04-DEC-17 17:55:00 (CST-6)
Location: WILLARD
Magnitude: 70.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A NWS storm survey revealed that straight line winds between 75 and 80 mph damaged multiple trees, ripped shingles off several homes, and damaged a pole barn on the southwest side of Willard.

Thunderstorm Wind in GREENE, MISSOURI
From 04-DEC-17 18:05:00 to 04-DEC-17 18:05:00 (CST-6)
Location: WILLARD
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several power lines were blown down.

Thunderstorm Wind in GREENE, MISSOURI
From 04-DEC-17 18:05:00 to 04-DEC-17 18:05:00 (CST-6)
Location: WILLARD
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

There was damage to a barn.

Funnel Cloud in MCDONALD, MISSOURI
From 04-DEC-17 17:15:00 to 04-DEC-17 17:15:00 (CST-6)
Location: JANE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

There was a report of a funnel cloud south of Pineville near Jane.

Hail in BENTON, MISSOURI
From 04-DEC-17 16:46:00 to 04-DEC-17 16:46:00 (CST-6)
Location: WARSAW
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in CHRISTIAN, MISSOURI
From 04-DEC-17 18:22:00 to 04-DEC-17 18:22:00 (CST-6)
Location: RIVERDALE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Tornado in MILLER, MISSOURI
From 04-DEC-17 18:18:00 to 04-DEC-17 18:19:00 (CST-6)
Location: BRUMLEY
Tornado F-scale: EF1
Property damage: 50.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A NWS storm survey revealed that an EF-0 tornado was on the ground for about 0.4 miles. The tornado damaged a house, multiple trees, and an outbuilding. The tornado was on the ground for about a minute with maximum estimated wind speeds up to 99 mph and a maximum width of 100 yards.

Thunderstorm Wind in BENTON, MISSOURI
From 04-DEC-17 16:39:00 to 04-DEC-17 16:39:00 (CST-6)
Location: RACKET
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

A tree fell down on to a campground. There was small hail also reported.

Thunderstorm Wind in GREENE, MISSOURI
From 04-DEC-17 18:15:00 to 04-DEC-17 18:15:00 (CST-6)
Location: SGF DOWNTOWN ARPT
Magnitude: 61.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A commercial dumpster was blown over. There was some insulation blown into the air.