A strong cold front moved through the region...triggering showers and thunderstorms. Some of the thunderstorms became severe with large hail, damaging winds, tornadoes and flash flooding reported.

Tornado in ADAMS, ILLINOIS
From 27-DEC-08 10:30:00 to 27-DEC-08 10:33:00 (CST-6)
Location: LIBERTY
Tornado F-scale: EF1
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado touched down in an open field west of Illinois Route 104.  It damaged several trees in this location.  The tornado travelled to the east northeast.  It damaged the roof of one home just east of Illinois Route 104.  It then destroyed a large barn just south of County Road 1050N.  The debris field extended for a mile to the north northeast of the barn.

Tornado in ADAMS, ILLINOIS
From 27-DEC-08 10:33:00 to 27-DEC-08 10:35:00 (CST-6)
Location: LIBERTY
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado touched down just west of County Road 2250th Street, north of N1025th Avenue. It damaged a machine shed and a mobile home in this location.  It travelled to the northeast and caused some additional tree damage before lifting and dissipating.

Thunderstorm Wind in ST. CLAIR, ILLINOIS
From 27-DEC-08 14:00:00 to 27-DEC-08 14:00:00 (CST-6)
Location: FAIRVIEW HGTS
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

An apartment building in Fairview Heights sustained major roof damage when thunderstorm winds peeled off part of the roof structure.  No one was injured by the storm.

Thunderstorm Wind in WASHINGTON, ILLINOIS
From 27-DEC-08 16:18:00 to 27-DEC-08 16:18:00 (CST-6)
Location: LIVELY GROVE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds blew down several large tree limbs.

Thunderstorm Wind in WASHINGTON, ILLINOIS
From 27-DEC-08 16:35:00 to 27-DEC-08 16:35:00 (CST-6)
Location: NASHVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Thunderstorm winds blew down several large tree limbs.

Thunderstorm Wind in MACOUPIN, ILLINOIS
From 27-DEC-08 12:30:00 to 27-DEC-08 12:30:00 (CST-6)
Location: GIRARD
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds blew down numerous large tree limbs with a few falling onto homes causing minor roof damage.  Part of the roof of a mobile home was blown off. Also, an old barn was destroyed and 2 grain bins were damaged.

Flash Flood in MADISON, ILLINOIS
From 27-DEC-08 14:29:00 to 27-DEC-08 18:30:00 (CST-6)
Location: GODFREY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several inches of rain fell in a short amount of time on frozen ground causing flash flooding.  In Godfrey and Bethalto, several streets were flooded.

Thunderstorm Wind in PIKE, ILLINOIS
From 27-DEC-08 10:37:00 to 27-DEC-08 10:37:00 (CST-6)
Location: BARRY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds blew down several large tree limbs and a few power lines in Barry.

Thunderstorm Wind in PIKE, ILLINOIS
From 27-DEC-08 10:54:00 to 27-DEC-08 10:54:00 (CST-6)
Location: PERRY
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several large trees were blown down blocking the intersection of Illinois Routes 104 and 107.

Flash Flood in MONROE, ILLINOIS
From 27-DEC-08 15:02:00 to 27-DEC-08 18:30:00 (CST-6)
Location: WATERLOO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several inches of rain fell in a short amount of time on frozen ground causing flash flooding. Numerous roads in Waterloo were flooded with between 4 and 5 inches of water on several of those roads.

Flash Flood in MACOUPIN, ILLINOIS
From 27-DEC-08 15:07:00 to 27-DEC-08 18:00:00 (CST-6)
Location: SHIPMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several inches of rain fell in a short amount of time on frozen ground causing flash flooding.  Illinois Route 16 near Shipman was closed due to 2 to 3 feet of water over the roadway.

Flash Flood in JERSEY, ILLINOIS
From 27-DEC-08 15:18:00 to 27-DEC-08 18:30:00 (CST-6)
Location: JERSEYVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Several inches of rain fell in a short amount of time on frozen ground causing flash flooding.  About 3 miles east of Jerseyville, Illinois Route 16 was flooded.