Washington, Dec 12 (TIWN) Death toll may increase to 100 after at least 30 tornadoes swept through the six US states of Arkansas, Mississippi, Illinois, Kentucky, Tennessee and Missouri, according to authorities.

A candle factory in Kentucky has been completely destroyed, Xinhua news agency quoted the local media as saying on Saturday.

"There were about 110 people in it (candle factory) at the time that the tornado hit it," Kentucky Governor Andy Beshear said.