Any wintry precipitation in Oklahoma and Texas should end by midday. Snow will spread from the Mid-South region into Kentucky, Tennessee, far northern parts of Mississippi, Alabama and Georgia into North Carolina and upstate South Carolina.

Snowy weather will roll into Oklahoma on Thursday. Here is the timeline of when to expect snow, sleet and a return to seasonal temperatures.

The Tennessee Valley could see some of the heaviest snowfall, with 6 inches expected on Friday. A wide swath of the country is under winter weather warnings and advisories and will see impacts including "widespread closures, treacherous travel, scattered power outages, and downed branches," the weather service said.

Brutal cold will open the door for a winter storm to take a somewhat unusual track through the South and create treacherous conditions.

Thursday to Saturday will have another dangerous winter situation in the southern U.S. Here's a timeline on where and when you have to be at a certain location to avoid the danger.

Another winter storm will develop over Texas later this week, bringing potentially historical snowfall and icy conditions to some areas.

The timeframe would be Thursday morning into Friday with snow and ice being the main concern for areas north of Houston.

Some southern states are bracing for their biggest winter storm in several years as snow falls from the Rockies to the East Coast. On Thursday, the weathers start to deteriorate in northern and western Texas,