A very moist boundary layer coupled with abundant sunshine resulted in an unstable air mass.  Numerous outflow boundaries from the previous days convection and a stalled frontal boundary helped to focus lift as diurnally enhanced pulse and multicell thunderstorms developed during the late afternoon hours.

Thunderstorm Wind in LAMAR, ALABAMA
From 15-AUG-10 18:25:00 to 15-AUG-10 18:25:00 (CST-6)
Location: VERNON
Magnitude: 60.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees were knocked down across the southern half of the County.

Thunderstorm Wind in FAYETTE, ALABAMA
From 15-AUG-10 18:30:00 to 15-AUG-10 18:30:00 (CST-6)
Location: BLUFF
Magnitude: 60.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were knocked down along County Road 47.

Thunderstorm Wind in PICKENS, ALABAMA
From 15-AUG-10 19:15:00 to 15-AUG-10 19:15:00 (CST-6)
Location: ETHELSVILLE
Magnitude: 60.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees down along County Road 30.

Thunderstorm Wind in GREENE, ALABAMA
From 15-AUG-10 20:05:00 to 15-AUG-10 20:05:00 (CST-6)
Location: UNION
Magnitude: 55.00 EG
Property damage: 7.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree fell onto a house along County Road 170.

Thunderstorm Wind in SUMTER, ALABAMA
From 15-AUG-10 20:55:00 to 15-AUG-10 20:55:00 (CST-6)
Location: SILOAM
Magnitude: 60.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees were knocked down along County Road 16.

Thunderstorm Wind in GREENE, ALABAMA
From 15-AUG-10 20:15:00 to 15-AUG-10 20:15:00 (CST-6)
Location: EUTAW
Magnitude: 60.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were knocked down along and across Interstate 20 and 59, Highway 14, County Road 131 and Highway 20.

Thunderstorm Wind in JEFFERSON, ALABAMA
From 15-AUG-10 16:10:00 to 15-AUG-10 16:10:00 (CST-6)
Location: PLEASANT GROVE
Magnitude: 55.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A tree fell onto power lines along Fan Road resulting in widespread power outages.

Thunderstorm Wind in MARION, ALABAMA
From 15-AUG-10 17:35:00 to 15-AUG-10 17:35:00 (CST-6)
Location: HAMILTON
Magnitude: 60.00 EG
Property damage: 9.00K
Crop damage: 0.00K
Reported by: Emergency Manager

One tree fell onto a vehicle and another fell across County Road 1.

Thunderstorm Wind in LAMAR, ALABAMA
From 15-AUG-10 17:55:00 to 15-AUG-10 17:55:00 (CST-6)
Location: DETROIT
Magnitude: 55.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees down along State Highway 17.

Thunderstorm Wind in MARION, ALABAMA
From 15-AUG-10 17:40:00 to 15-AUG-10 17:40:00 (CST-6)
Location: HAMILTON
Magnitude: 55.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A tree fell across the road near the intersection of Country Estates Drive and Rosedale Circle.

Thunderstorm Wind in LAMAR, ALABAMA
From 15-AUG-10 18:10:00 to 15-AUG-10 18:10:00 (CST-6)
Location: CREWS
Magnitude: 55.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines down just West of town along Highway 278.

Thunderstorm Wind in WALKER, ALABAMA
From 15-AUG-10 18:10:00 to 15-AUG-10 18:10:00 (CST-6)
Location: JASPER
Magnitude: 55.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Numerous trees and power lines knocked down in and around Jasper.

Thunderstorm Wind in SUMTER, ALABAMA
From 15-AUG-10 20:45:00 to 15-AUG-10 20:45:00 (CST-6)
Location: YORK MALLARD ARPT
Magnitude: 55.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A tree was knocked down on Highway 17 South of York.