Multi-cell clusters of thunderstorms erupted quickly during the early to mid afternoon hours in northwest Alabama, and moved east and southeast through the late afternoon hours.  The storms produced frequent lightning and gusty winds associated with the outflow winds and gust fronts associated with the storms.  Power was knocked out in a few isolated areas, with a few Madison and Huntsville area traffic lights out during the early part of the evening rush hour period.

Thunderstorm Wind in CULLMAN, ALABAMA
From 08-AUG-11 13:28:00 to 08-AUG-11 13:33:00 (CST-6)
Location: FAIRVIEW
Magnitude: 60.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree and large limbs was blown down by thunderstorm winds on county road 1545 in the Gold Ridge community.

Thunderstorm Wind in MADISON, ALABAMA
From 08-AUG-11 14:19:00 to 08-AUG-11 14:22:00 (CST-6)
Location: HUNTSVILLE
Magnitude: 43.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator measured a 50 mph wind gust with weather station equipment. A few limbs and a tree was also downed at their location.

Thunderstorm Wind in MADISON, ALABAMA
From 08-AUG-11 14:28:00 to 08-AUG-11 14:35:00 (CST-6)
Location: MERIDIANVILLE
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down onto a power line at the intersection of Countess Street and Hudgins Street.

Thunderstorm Wind in MADISON, ALABAMA
From 08-AUG-11 15:15:00 to 08-AUG-11 15:15:00 (CST-6)
Location: MERIDIANVILLE
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was downed by thunderstorm winds onto a power line, also producing power line damage.

Thunderstorm Wind in LAWRENCE, ALABAMA
From 08-AUG-11 13:45:00 to 08-AUG-11 13:50:00 (CST-6)
Location: WREN
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree and a few power lines were downed due to thunderstorm winds.

Lightning in MADISON, ALABAMA
From 08-AUG-11 14:15:00 to 08-AUG-11 14:15:00 (CST-6)
Location: NEBO
Property damage: 1.00K
Crop damage: 0.00K
Reported by: NWS Employee

A female in her 30s was indirectly struck by lightning while on a corded telephone and attempting to disconnect power on a home computer during a prolific lightning storm. The person began feeling a tingling in her arm when lightning struck her through the telephone and knocked her to the ground.   No apparent injuries were noted.  The computer was also damaged by the lightning strike.  During this enormous lightning storm, the Madison City school bus system brought students back to school to wait out the lightning storm.

Flash Flood in MADISON, ALABAMA
From 08-AUG-11 14:23:00 to 08-AUG-11 15:00:00 (CST-6)
Location: HUNTSVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Several inches of water was reported over the road on Interstate 565 between Redstone Arsenal and the U.S. Space and Rocket Center.

Lightning in MADISON, ALABAMA
From 08-AUG-11 14:20:00 to 08-AUG-11 14:20:00 (CST-6)
Location: HUNTSVILLE
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Lightning struck and damaged several computers and equipment pm Westcorp Boulevard near Huntsville.