An intense fast moving squall line tracked east at 50 to 60 mph across north Alabama.  Ahead of the line, southerly winds accelerated to 30 to 40 mph with a few gusts around 60 mph.  The winds knocked some trees and power lines down.
The QLCS produced several reports of wind damage mainly to trees and powerlines, causing sporadic power outages.  A poorly fastened, but large chicken barn was destroyed near Battleground in northwest Cullman County.

Thunderstorm Wind in CULLMAN, ALABAMA
From 24-FEB-11 23:20:00 to 24-FEB-11 23:25:00 (CST-6)
Location: CULLMAN
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Piggly Wiggly sign was damaged near Cullman.

Thunderstorm Wind in LAWRENCE, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: HATTON
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were blown down on CR 150 north of highway 157 in the Loosier community.

Thunderstorm Wind in LAUDERDALE, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: FLORENCE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Over sixty mph winds were estimated in downtown Florence.

Strong Wind in LAWRENCE, ALABAMA
From 24-FEB-11 20:54:00 to 24-FEB-11 20:59:00 (CST-6)
Magnitude: 43.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A tree was blown down 2 miles north of Moulton on CR 170.

Strong Wind in MADISON, ALABAMA
From 24-FEB-11 22:15:00 to 24-FEB-11 22:20:00 (CST-6)
Magnitude: 43.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A tree was blown down on 9th Avenue in Huntsville.

Thunderstorm Wind in COLBERT, ALABAMA
From 24-FEB-11 21:56:00 to 24-FEB-11 22:05:00 (CST-6)
Location: TUSCUMBIA
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Roof damage to JJS restaurant and People's Drug Storm on Highway 72 in Cherokee. Multiple power outages in Barton, Crooked Oak, Locust Shores, New Bethel, and Tuscumbia.

Tornado in CULLMAN, ALABAMA
From 24-FEB-11 23:10:00 to 24-FEB-11 23:11:00 (CST-6)
Location: BATTLEGROUND
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

An EF-0 tornado with maximum winds of 75 mph and a path width of 20 yards tracked about one quarter mile on a farm just east of battleground. The tornado first snapped and twisted four tall hardwood trees before advancing northeast and destroying a large but unoccupied chicken  barn. Metal and wood debris was shredded and twisted amongst nearby trees and damaged the adjacent home and a mobile home.

Thunderstorm Wind in LAWRENCE, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: SPEAKE
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were blown down on CR 203.

Thunderstorm Wind in MORGAN, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: HARTSELLE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Roof damage occurred due to high winds.

Thunderstorm Wind in MORGAN, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: BROOKSVILLE
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A large pine tree was blown down on Tall Pine road.

Thunderstorm Wind in LAUDERDALE, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: RHODESVILLE
Magnitude: 52.00 EG
Property damage: 7.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were blown down and a trampoline was blown onto the road near the intersection of CR 189 and CR 213.

Thunderstorm Wind in COLBERT, ALABAMA
From 24-FEB-11 21:56:00 to 24-FEB-11 22:05:00 (CST-6)
Location: CHEROKEE
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Winds damaged a residence in downtown Cherokee at miles marker 8 on US-72.

Thunderstorm Wind in MADISON, ALABAMA
From 24-FEB-11 23:10:00 to 24-FEB-11 23:15:00 (CST-6)
Location: MADISON XRDS
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down at the intersection of Quarter Mountain road and Carter's Gin road.

Thunderstorm Wind in MADISON, ALABAMA
From 24-FEB-11 23:10:00 to 24-FEB-11 23:15:00 (CST-6)
Location: MADISON XRDS
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down at the intersection of Quarter Mountain road and Carter's Gin road.

Thunderstorm Wind in MADISON, ALABAMA
From 24-FEB-11 23:10:00 to 24-FEB-11 23:15:00 (CST-6)
Location: HARVEST EPPS ARPT
Magnitude: 47.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

An estimated gust to 54 mph was reported in Harvest.

Thunderstorm Wind in MADISON, ALABAMA
From 24-FEB-11 23:15:00 to 24-FEB-11 23:20:00 (CST-6)
Location: HUNTSVILLE MILLS ARP
Magnitude: 52.00 EG
Property damage: 0.10K
Crop damage: 0.00K
Reported by: Emergency Manager

A railroad arm was broken on Oakwood Ave.

Thunderstorm Wind in FRANKLIN, ALABAMA
From 24-FEB-11 22:23:00 to 24-FEB-11 22:23:00 (CST-6)
Location: RUSSELLVILLE
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Media reported a 63 mph wind gust measured from Alfa camera.

Thunderstorm Wind in MORGAN, ALABAMA
From 24-FEB-11 22:55:00 to 24-FEB-11 23:00:00 (CST-6)
Location: MT TABOR
Magnitude: 56.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Several trees were knocked down. Some trees also had limbs five inches in diameter snapped off.

Thunderstorm Wind in LAUDERDALE, ALABAMA
From 24-FEB-11 22:13:00 to 24-FEB-11 22:13:00 (CST-6)
Location: OAKLAND
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

An estimated wind gust to 60 mph was observed in Oakland. Power outages were also reported.

Thunderstorm Wind in LAWRENCE, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: WREN
Magnitude: 56.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were blown down at the intersection of CR 190 and 90 in the Speake area.

Thunderstorm Wind in LIMESTONE, ALABAMA
From 24-FEB-11 22:37:00 to 24-FEB-11 22:43:00 (CST-6)
Location: WHEELER LAKE NORTH
Magnitude: 52.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Multiple trees were blown down near highway 72.

Thunderstorm Wind in LAWRENCE, ALABAMA
From 24-FEB-11 22:25:00 to 24-FEB-11 22:30:00 (CST-6)
Location: LEOLA
Magnitude: 56.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Mesonet

Several trees were knocked down on Leola road near the edge of Bankhead National Forest.

Thunderstorm Wind in CULLMAN, ALABAMA
From 24-FEB-11 23:20:00 to 24-FEB-11 23:25:00 (CST-6)
Location: CULLMAN
Magnitude: 44.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

An estimated wind gust of 51 mph was reported in Cullman.

Thunderstorm Wind in MORGAN, ALABAMA
From 24-FEB-11 23:13:00 to 24-FEB-11 23:18:00 (CST-6)
Location: HARTSELLE ARPT
Magnitude: 56.00 EG
Property damage: 12.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Several pine and oak trees and power poles were blown down. Also awning was blown off of a mobile home on Garner road.

Thunderstorm Wind in MORGAN, ALABAMA
From 24-FEB-11 23:13:00 to 24-FEB-11 23:18:00 (CST-6)
Location: MASSEY
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Some windows were blown out in a mobile home.

Thunderstorm Wind in MORGAN, ALABAMA
From 24-FEB-11 23:15:00 to 24-FEB-11 23:20:00 (CST-6)
Location: OAK RIDGE
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A tree was blown down on Forrest Chapel road in Oakridge.

Thunderstorm Wind in DEKALB, ALABAMA
From 25-FEB-11 00:30:00 to 25-FEB-11 00:35:00 (CST-6)
Location: COLLINSVILLE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down on highway 68.

Thunderstorm Wind in FRANKLIN, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: PHIL CAMPBELL
Magnitude: 52.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trees and power lines were blocking the road near the Marion/Franklin county border.  Spotter relayed that it took two hours for the road to get cleared before he could drive through.

Thunderstorm Wind in DEKALB, ALABAMA
From 25-FEB-11 00:30:00 to 25-FEB-11 00:35:00 (CST-6)
Location: NEW HOME
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was reported down on a house in Henager. Little structural damage occurred.

Thunderstorm Wind in DEKALB, ALABAMA
From 25-FEB-11 00:44:00 to 25-FEB-11 00:49:00 (CST-6)
Location: HIGH PT
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down, which knocked down some powerlines on highway 117 nearthe Mentone Post Office.

Thunderstorm Wind in COLBERT, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: CHEROKEE
Magnitude: 65.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A flag pole was bent almost to the ground by winds and a large pine tree was blown down onto power lines in the Cherokee community.

Thunderstorm Wind in LAWRENCE, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: WREN
Magnitude: 56.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were blown down near the intersection of CR 188 and CR 92.

Thunderstorm Wind in LAWRENCE, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: POOL
Magnitude: 56.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were blown down on highway 36 near the Speake Volunteer Fire Department.

Thunderstorm Wind in MARSHALL, ALABAMA
From 24-FEB-11 23:50:00 to 24-FEB-11 23:55:00 (CST-6)
Location: ARAB
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down on a residence in Arab.

Thunderstorm Wind in CULLMAN, ALABAMA
From 24-FEB-11 23:30:00 to 24-FEB-11 23:30:00 (CST-6)
Location: CULLMAN
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 61 mph wind gust was estimated in downtown Cullman.

Thunderstorm Wind in MADISON, ALABAMA
From 24-FEB-11 00:00:00 to 24-FEB-11 00:05:00 (CST-6)
Location: REDSTONE AAF
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A moderate size tree was blown down on the side of the road near the intersection of Old Madison Pike and Slaughter road.  It's trunk was approximately 24 inches in diameter. Many large tree branches were also blown down.