A winter weather advisory will remain in effect for all of north Alabama until 10 a.m. The National Weather Service in Huntsville said black ice will be possible on roads until temperatures rise above freezing. The weather service thinks that most spots in north Alabama will inch above 32 degrees between noon and 3 p.m. today.

Many counties and communities have deemed their roads impassable as snow and ice have created slick spots on roadways.

An 18-wheeler has jackknifed on U.S. 280 at Red Mountain Expressway and authorities expect more traffic issues to come as snow blanketed many Alabama roadways overnight. ”Right now, if I was a driver,

In north Alabama, the Madison County Sheriff’s Office has issued a travel advisory due to ice-coated bridges and roads. Many roads in the country are unsafe for travel, officials said, and “we strongly advise against venturing onto the roads today.”