A slow moving cold front caused two rounds of severe thunderstorms across Central Alabama, the first round in the morning hours of April 20, and the second round lasting from the evening of April 20 to the early morning of April 21.  Storms in each round produced widespread damaging winds, and rainfall that lead to isolated incidents of flooding.

Thunderstorm Wind in TALLADEGA, ALABAMA
From 20-APR-11 09:57:00 to 20-APR-11 09:57:00 (CST-6)
Location: MIGNON
Magnitude: 40.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down at B.B. Comer High School, and had to be removed by the fire department.

Hail in LAMAR, ALABAMA
From 20-APR-11 19:25:00 to 20-APR-11 19:25:00 (CST-6)
Location: CREWS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in LAMAR, ALABAMA
From 20-APR-11 20:25:00 to 20-APR-11 20:30:00 (CST-6)
Location: BEAVERTON
Magnitude: 50.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees were blown down in an area near and northeast of Beaverton. One large tree fell onto a vehicle on US-278 in Beaverton. The occupants of the vehicle were rescued without injury.

Flash Flood in LAMAR, ALABAMA
From 20-APR-11 20:30:00 to 21-APR-11 01:00:00 (CST-6)
Location: VERNON
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several roads in the city of Vernon became impassable due to flash flooding.

Flash Flood in LAMAR, ALABAMA
From 20-APR-11 20:15:00 to 21-APR-11 01:00:00 (CST-6)
Location: CREWS
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A portion of US-278, in the city of Sulligent, briefly became flooded due to heavy rain.

Thunderstorm Wind in FAYETTE, ALABAMA
From 20-APR-11 20:40:00 to 20-APR-11 21:10:00 (CST-6)
Location: BLUFF
Magnitude: 60.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down across numerous locations in Fayette County. A tree fell onto a house southeast of Glen Allen. Fallen trees and power lines blocked a portion of AL-102, near the intersection of of CR-53.

Flash Flood in FAYETTE, ALABAMA
From 20-APR-11 20:45:00 to 20-APR-11 23:00:00 (CST-6)
Location: HUBERTVILLE
Flood cause: Heavy Rain
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding was observed across the northern portions of Fayette County, described as where flooding had not been observed in a long time.

Thunderstorm Wind in WALKER, ALABAMA
From 20-APR-11 21:12:00 to 20-APR-11 21:12:00 (CST-6)
Location: KANSAS
Magnitude: 55.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees were blown down in and around Carbon Hill.

Thunderstorm Wind in PICKENS, ALABAMA
From 20-APR-11 21:00:00 to 20-APR-11 21:00:00 (CST-6)
Location: PICKENSVILLE
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down in the city of Pickensville. AL-14 became temporarily impassable due to fallen trees.

Thunderstorm Wind in WINSTON, ALABAMA
From 20-APR-11 21:19:00 to 20-APR-11 21:19:00 (CST-6)
Location: POPLAR SPGS
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down in the Black Pond area, southeast of Double Springs.

Thunderstorm Wind in WINSTON, ALABAMA
From 20-APR-11 21:15:00 to 20-APR-11 21:15:00 (CST-6)
Location: DOUBLE SPGS
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down in and around the city of Double Springs.

Thunderstorm Wind in WALKER, ALABAMA
From 20-APR-11 21:17:00 to 20-APR-11 21:22:00 (CST-6)
Location: MANCHESTER
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Trees were blown down in the Thatch and Curry communities, north of Jasper.

Thunderstorm Wind in WINSTON, ALABAMA
From 20-APR-11 21:28:00 to 20-APR-11 21:28:00 (CST-6)
Location: NATHAN
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down in and around Arley.

Thunderstorm Wind in WALKER, ALABAMA
From 20-APR-11 21:36:00 to 20-APR-11 21:36:00 (CST-6)
Location: CORDOVA
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down in and around Cordova.

Thunderstorm Wind in TUSCALOOSA, ALABAMA
From 20-APR-11 21:40:00 to 20-APR-11 21:40:00 (CST-6)
Location: SHIRLEY
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees were blown down on AL-171, and on Rue Road.

Thunderstorm Wind in BLOUNT, ALABAMA
From 20-APR-11 21:47:00 to 20-APR-11 21:47:00 (CST-6)
Location: BLOUNT SPGS
Magnitude: 45.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Public

A tree was blown down and blocked a portion of US-31, just off of I-65 exit 287.

Thunderstorm Wind in JEFFERSON, ALABAMA
From 20-APR-11 21:45:00 to 20-APR-11 22:50:00 (CST-6)
Location: GILMORE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down on Alliance Road and Taylors Ferry Road, in western Jefferson County.

Thunderstorm Wind in JEFFERSON, ALABAMA
From 20-APR-11 22:13:00 to 20-APR-11 22:13:00 (CST-6)
Location: MAGELLA
Magnitude: 45.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Amateur Radio

A tree was blown down onto the southbound lane of Interstate 65, just north of the Alford Avenue exit.

Thunderstorm Wind in JEFFERSON, ALABAMA
From 20-APR-11 22:10:00 to 20-APR-11 22:15:00 (CST-6)
Location: MIMS
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down in several areas around Birmingham, including Cotton Ave., Niazuma Ave., Clairmont Ave., and Cherry St.

Thunderstorm Wind in TUSCALOOSA, ALABAMA
From 20-APR-11 22:15:00 to 20-APR-11 22:15:00 (CST-6)
Location: GREELEY
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down onto Willow Lake Road, Hepezba Church Road, and Woodland Lake Road, in the Lake View community.

Thunderstorm Wind in TALLADEGA, ALABAMA
From 20-APR-11 23:06:00 to 20-APR-11 23:06:00 (CST-6)
Location: SHOCCO SPGS
Magnitude: 45.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down onto the road near Stemley School, north of the city of Talladega.

Thunderstorm Wind in TALLADEGA, ALABAMA
From 20-APR-11 23:06:00 to 20-APR-11 23:06:00 (CST-6)
Location: SHOCCO SPGS
Magnitude: 45.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down onto the road near Stemley School, north of the city of Talladega.

Thunderstorm Wind in TUSCALOOSA, ALABAMA
From 20-APR-11 08:20:00 to 20-APR-11 08:20:00 (CST-6)
Location: COALING
Magnitude: 50.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down in several areas of the Coaling community, from Lower Coaling Road eastward to Dudley Road. Several roofs were damaged at the Stone Gate Trailer Park.

Hail in SHELBY, ALABAMA
From 20-APR-11 09:05:00 to 20-APR-11 09:05:00 (CST-6)
Location: HELENA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in MARION, ALABAMA
From 20-APR-11 03:23:00 to 20-APR-11 03:23:00 (CST-6)
Location: PLEASANT RIDGE
Magnitude: 39.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Broadcast Media

A tree was blown down onto US-43, just north of Hamilton.

Thunderstorm Wind in LAMAR, ALABAMA
From 20-APR-11 03:18:00 to 20-APR-11 03:18:00 (CST-6)
Location: DETROIT
Magnitude: 39.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Broadcast Media

A tree was blown down across AL-17, near the Fayette County line.

Thunderstorm Wind in LAMAR, ALABAMA
From 20-APR-11 03:21:00 to 20-APR-11 03:21:00 (CST-6)
Location: DETROIT
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees were blown down in and around Detroit.

Thunderstorm Wind in MARION, ALABAMA
From 20-APR-11 03:30:00 to 20-APR-11 03:30:00 (CST-6)
Location: BEAR CREEK
Magnitude: 65.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous trees were blown down.  Several roofs received damage from fallen trees.

Thunderstorm Wind in MARION, ALABAMA
From 20-APR-11 03:30:00 to 20-APR-11 03:32:00 (CST-6)
Location: HACKLEBURG
Magnitude: 65.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down across a broad swath in the Hackleburg area, from US-43 on the south side of town, eastward to Boyd Street. Downed trees blocked the road and damaged several structures between AL-172 and CR-12, and near Alabama Street. Sheds and poultry houses were damaged near AL-172 and Boyd Street. A mobile home on the edge of town was flipped over.

Thunderstorm Wind in FAYETTE, ALABAMA
From 20-APR-11 04:48:00 to 20-APR-11 04:48:00 (CST-6)
Location: BELK
Magnitude: 40.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down at the intersection of CR-4 and AL-159, and a car subsequently ran into the trees.  There were no known injuries due to the crash.

Thunderstorm Wind in FAYETTE, ALABAMA
From 20-APR-11 04:35:00 to 20-APR-11 04:35:00 (CST-6)
Location: BLUFF
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees and power lines were blown down on Raspberry Lane, northwest of the city of Fayette.

Thunderstorm Wind in BLOUNT, ALABAMA
From 20-APR-11 04:57:00 to 20-APR-11 05:01:00 (CST-6)
Location: MATTAWANA
Magnitude: 65.00 EG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm winds blew down numerous trees and power lines, and caused other damage, in a swath across the Highland Lakes area, from CR-27 eastward to CR-12 near Appalachian School. Several trees landed on and damaged homes in the area.

Thunderstorm Wind in JEFFERSON, ALABAMA
From 20-APR-11 05:00:00 to 20-APR-11 05:00:00 (CST-6)
Location: CENTER PT
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and power lines were blown down on 23rd Terrace NW, in Center Point.

Thunderstorm Wind in JEFFERSON, ALABAMA
From 20-APR-11 05:00:00 to 20-APR-11 05:00:00 (CST-6)
Location: DIXIANA
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees were blown down on Clay-Palmerdale Road, northeast of Pinson.

Thunderstorm Wind in ETOWAH, ALABAMA
From 20-APR-11 05:00:00 to 20-APR-11 05:00:00 (CST-6)
Location: WALNUT GROVE
Magnitude: 50.00 EG
Property damage: 1.50K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees were blown down in the Walnut Grove and Mountainboro areas.

Thunderstorm Wind in TALLADEGA, ALABAMA
From 20-APR-11 23:06:00 to 20-APR-11 23:06:00 (CST-6)
Location: TALLADEGA
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down onto the administration building of an apartment complex on Broadway Avenue, in Talladega.

Thunderstorm Wind in ETOWAH, ALABAMA
From 20-APR-11 22:41:00 to 20-APR-11 22:41:00 (CST-6)
Location: GALLANT
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down in the Gallant community.

Thunderstorm Wind in CLEBURNE, ALABAMA
From 20-APR-11 23:33:00 to 20-APR-11 23:33:00 (CST-6)
Location: MT PLEASANT
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down on CR-61, near Cullman Lake.

Thunderstorm Wind in WINSTON, ALABAMA
From 20-APR-11 03:35:00 to 20-APR-11 03:37:00 (CST-6)
Location: HALEYVILLE
Magnitude: 55.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous trees were blown down in and around the city of Haleyville, northward to the Posey Mill area. The highest winds were about 4 to 5 miles north of Haleyville, where at least 5 acres of trees were blown down, and at least one house and one barn sustained damage.

Thunderstorm Wind in BLOUNT, ALABAMA
From 20-APR-11 04:40:00 to 20-APR-11 04:40:00 (CST-6)
Location: ROSA
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down across US-231, between Cleveland and Oneonta.

Thunderstorm Wind in FAYETTE, ALABAMA
From 20-APR-11 04:39:00 to 20-APR-11 04:39:00 (CST-6)
Location: BELK
Magnitude: 40.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down onto AL-96, in the Belk community.

Thunderstorm Wind in CALHOUN, ALABAMA
From 20-APR-11 05:38:00 to 20-APR-11 05:38:00 (CST-6)
Location: TREDEGAR
Magnitude: 40.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down and blocked Charlie Penny Road, west of Piedmont.

Thunderstorm Wind in CALHOUN, ALABAMA
From 20-APR-11 05:47:00 to 20-APR-11 05:47:00 (CST-6)
Location: BLUE MTN
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees and power lines were blown down in and around the city of Anniston.

Thunderstorm Wind in TALLADEGA, ALABAMA
From 20-APR-11 05:50:00 to 20-APR-11 05:50:00 (CST-6)
Location: KYMULGA
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Amateur Radio

A large tree was blown down onto Grist Mill Road.

Thunderstorm Wind in TUSCALOOSA, ALABAMA
From 20-APR-11 08:25:00 to 20-APR-11 08:25:00 (CST-6)
Location: COTTONDALE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down on US-11 and Buttermilk Road, in Cottondale.

Thunderstorm Wind in TUSCALOOSA, ALABAMA
From 20-APR-11 08:15:00 to 20-APR-11 08:15:00 (CST-6)
Location: HOWTON
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees and power lines were blown down near AL-216 and Kingsmill Road, near Brookwood.

Thunderstorm Wind in TUSCALOOSA, ALABAMA
From 20-APR-11 08:01:00 to 20-APR-11 08:10:00 (CST-6)
Location: ROSEDALE
Magnitude: 64.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm winds blew down numerous trees and power lines along a several mile long swath across the city of Tuscaloosa, from Lurleen Wallace Blvd., eastward across the University of Alabama Campus, to the Green Grove Drive area northeast of downtown. A 74 mph wind gust was reported by unofficial wind equipment on top of the Tuscaloosa County courthouse. Several homes sustained damage due to the fallen trees.