Undated (AP) _ As Hurricane Bob thrashed the Northeast on Monday, powerful thunderstorms rumbled over parts of the Great Lakes region.

Thunderstorm winds damaged trees and the roof of a mobile home at Flemingsburg, Ky., and trees and power lines were damaged around Cincinnati, the National Weather Service.

Three-quarter inch diameter hail fell near the Ohio communities of Hartwell, Colerain and Dent, damaging trees and power lines, the weather service said.

Heavy rain, small hail and 50 mph wind gusts lashed Greensburg City, Ind., where some flooding was reported. Locally heavy rains also caused flooding near Orange Lake, Fla.

Severe thunderstorm watches were posted for the western portions of South Carolina, Virginia, Maryland and Pennsylvania, west through Tennessee, Kentucky, West Virginia, Ohio and Indiana.

Showers and thunderstorms extended over much of the Northeast and the Eastern Seaboard due to Hurricane Bob, which swirled over the North Carolina coast Sunday night and headed for New England.

Heavier rainfall during the 6 hours ending at 2 p.m. EDT included 4 inches at Islip, N.Y., on Long Island, nearly 4 inches at Bridgeport, Conn., nearly 3 inches at Hartford, Conn., and nearly 2 inches at New York's Kennedy Airport.

At 1 p.m. EDT, rainshowers and thunderstorms also were reported over parts of the Great Lakes states and the Gulf Coast, as well as Oklahoma, New Mexico, Wyoming and Idaho.

It was a chilly morning in the upper Midwest. The temperature fell to 39 in Duluth, Minn., breaking the record of 42 set in 1977. The low in International Falls, Minn., was 37, tying the record set in 1961.

International Falls was the coldest spot in the Lower 48 states Monday.

Temperatures around the nation at 3 p.m. EDT ranged from 58 at Brookings, Ore., to 104 at Needles, Calif.