The tornado watch in Southeast Tennessee counties has been extended until 11 p.m. as another storm line approaches, the National Weather Service said in a news release.
A squall line with strong to severe storms will move through late this evening and overnight ahead of a cold front.
Expect heavy rain and damaging winds, large hail and possible tornadoes.
Heavy rains today and overnight also increase the risk of flash flooding, the weather service warns.
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