Last Updated 2:48 p.m. Tornado warnings were issued Friday in Alabama for Limestone, Madison, Franklin and Jackson Counties; Buchanan, Dickenson, Russell, Scott, Washington and Wise Counties in Virginia; Massac and Gallatin Counties in Illinois; Boone, Clark, Crawford, Dubois, Floyd, Hamilton, Harrison, Orange, Perry, Posey and Washington Counties in Indiana; Graves, Henderson, Marshall, McCracken, Livingston and Union Counties in Kentucky; and Graham and Swain Counties in North Carolina. Tornado watches remain in effect in many counties in Tennessee. A severe weather system traveled through the Buckhorn High School area Friday, March 2, 2012, in New Market, Ala. Credit: AP Photo/The Huntsville Times, David McGhee Alabama In the Huntsville area, five people were taken to hospitals, and several houses were leveled by what authorities believed were tornadoes Friday morning. The extent of the people's injuries wasn't immediately known, and emergency crews were continuing to survey damage. No deaths were reported. At least 10 homes were damaged in a subdivision in Athens. Homeowner Bill Adams watched as two men ripped shingles off the roof of a house he rents out, and he fretted about predictions that more storms would pass through. "Hopefully they can at least get a tarp on it before it starts again," he said. Not far away, the damage was much worse for retired high school band director Stanley Nelson. Winds peeled off his garage door and about a third of his roof, making rafters and boxes in his attic visible from the street. "It's like it just exploded," he said. People look at a truck that was blown off the road by debris from a reported tornado in Harvest, Ala., March 2, 2012. (Credit: (AP Photo/The Huntsville Times, Bob Gathany) Authorities are confident that storms that hit Limestone and Madison Counties were tornadoes, but it will be up to the National Weather Service to confirm the twisters, said Alabama State Emergency Management Agency spokeswoman Yasamie August. "We're still getting reports of damage pretty much as we speak," she said at midday. Tennesseee, A spokesperson for Hamilton County Emergency Services told CBS News that Short Tail Springs and the Island Cove Marina, northeast of Chattanooga, appear to be the hardest hit by a storm system. Homes have been ripped down to the foundation, with many gas leaks. There are between six and ten significant injuries and 10-12 minor injuries; there is no word of fatalities. At the marina, located on Chickamauga Lake, some house boats were significantly damaged. People were trapped on the dock, but they have all been accounted for. Indiana The National Weather Service said the public reported a funnel cloud in Huntingburg, near Bretzville. Sheriff's deputies in Posey County reported several funnel clouds aloft, as a powerful storm damaged a house and several other structures near Wadesville about 1:45 p.m. Sheriff Greg Oeth said officials believe the damage was from strong straight-line winds. Weather spotters reported tennis ball-sized hail in the area.