I had a little mini-chase with help from Dewdrop.
Filmed around Noon CT on 2/11/2009 on the north shore of the Tennessee River at the Decatur Boat Harbor in southern Limestone County, Alabama. The camera was aimed to the southwest. Winds were recorded over 50 miles per hour on a web cam in the same area.
Around 1 p.m. Tuesday 2/11/09 a strong but unusual gust front associated with a dry line approached Huntsville.
Severe Thunderstorm Warning Issued For Parts Of Dekalb County Until 7:30PM - At 6:47 PM CDT, a severe thunderstorm was located over Tabor Road, or 13 miles west of Centre, moving northeast at 40 mph.
37 minutes ago