An intense squall line, including one or more bow echoes, tracked into the Tennessee Valley producing fairly widespread wind damage across several northwest Alabama counties.  Up to 2,000 residents were without power for several hours due to power lines being blown down.  In addition, embedded mesocyclones developed in association with a particularly intense bow echo, producing two weak intensity tornadoes in Limestone County.

Thunderstorm Wind in MADISON, ALABAMA
From 09-MAY-06 16:30:00 to 09-MAY-06 16:30:00 (CST)
Location: HARVEST
Magnitude: 50 ES
Reported by: EMERGENCY MANAGER

Two trees were blown down along Wall Triana Highway.  Another tree was blown down across the Harvest Road intersection.

Funnel Cloud in MADISON, ALABAMA
From 09-MAY-06 16:29:00 to 09-MAY-06 16:29:00 (CST)
Location: HARVEST
Reported by: GENERAL PUBLIC

A wall cloud and possible funnel cloud were observed near teh intersection of Jeff Road and Highway 53.

Funnel Cloud in MADISON, ALABAMA
From 09-MAY-06 16:33:00 to 09-MAY-06 16:33:00 (CST)
Location: HAZEL GREEN
Reported by: FIRE DEPT/RESCUE SQUAD

A funnel cloud was spotted near Brooks Chapel Road and in the community of Bobo.

Thunderstorm Wind in MADISON, ALABAMA
From 09-MAY-06 16:45:00 to 09-MAY-06 16:45:00 (CST)
Location: HAZEL GREEN
Magnitude: 60 ES
Reported by: EMERGENCY MANAGER

A power line was blown down and ignited on fire along Shiloh Road.

Thunderstorm Wind in MADISON, ALABAMA
From 09-MAY-06 16:40:00 to 09-MAY-06 16:40:00 (CST)
Location: HUNTSVILLE
Magnitude: 60 ES
Reported by: EMERGENCY MANAGER

Power lines were blown down along Pulaski Pike north of Sparkman Drive.

Thunderstorm Wind in LAUDERDALE, ALABAMA
From 09-MAY-06 15:35:00 to 09-MAY-06 15:35:00 (CST)
Location: CENTER HILL
Magnitude: 50 ES
Property damage: 2K
Reported by: EMERGENCY MANAGER

An outbuilding was destroyed.

Thunderstorm Wind in LAWRENCE, ALABAMA
From 09-MAY-06 16:20:00 to 09-MAY-06 16:20:00 (CST)
Location: COURTLAND
Magnitude: 50 ES
Reported by: EMERGENCY MANAGER

Three trees were knocked down near County Road 150.  One of the trees fell on a car and pulled a power line down.

Thunderstorm Wind in COLBERT, ALABAMA
From 09-MAY-06 15:14:00 to 09-MAY-06 15:44:00 (CST)
Location: COUNTYWIDE
Magnitude: 50 ES
Reported by: EMERGENCY MANAGER

Numerous trees and powerlines were blown down as an intense squall line moved west to east.

Thunderstorm Wind in LAUDERDALE, ALABAMA
From 09-MAY-06 15:40:00 to 09-MAY-06 15:40:00 (CST)
Location: ELGIN
Magnitude: 60 ES
Property damage: .5K
Reported by: EMERGENCY MANAGER

Roof damage reported along Highway 101.

Thunderstorm Wind in LIMESTONE, ALABAMA
From 09-MAY-06 15:50:00 to 09-MAY-06 16:15:00 (CST)
Location: COUNTYWIDE
Magnitude: 70 ES
Reported by: EMERGENCY MANAGER

Straight-line winds of up to 80 mph knocked down numerous trees and power lines throughout the county as a squall line raced through the area.  Up to 2000 residents were without power.

Thunderstorm Wind in LAUDERDALE, ALABAMA
From 09-MAY-06 15:11:00 to 09-MAY-06 15:40:00 (CST)
Location: COUNTYWIDE
Magnitude: 50 ES
Reported by: EMERGENCY MANAGER

Numerous trees were blown down throughout the county as an intense squall line moved west to east.

Thunderstorm Wind in COLBERT, ALABAMA
From 09-MAY-06 15:44:00 to 09-MAY-06 15:44:00 (CST)
Location: LEIGHTON
Magnitude: 70 ES
Property damage: 10K
Reported by: EMERGENCY MANAGER

A barn was blown down.

Tornado in LIMESTONE, ALABAMA
From 09-MAY-06 16:00:00 to 09-MAY-06 16:05:00 (CST)
Location: SALEM
Tornado F-scale: F0
Reported by: NWS STORM SURVEY

A tornado was produced on the northern end of a strong bow echo segment.  The tornado touched down several times along a 5 mile path beginning approximately two miles south of the Salem community, and ending three miles southwest of Elkmont.  Several trees were either uprooted or snapped along the path, but no other property damage was observed.

Tornado in LIMESTONE, ALABAMA
From 09-MAY-06 16:05:00 to 09-MAY-06 16:05:00 (CST)
Location: ELKMONT
Tornado F-scale: F0
Property damage: 20K
Reported by: NWS STORM SURVEY

A brief tornado occurred within a larger scale bow echo.  The tornado produced localized damage by knocking down trees on at least two homes.  The downburst with maximum winds of 80 mph knocked down trees on several homes and car ports.