Wind chills could drop below zero overnight before things turn brutally cold later this week.
A Wind Chill Advisory has been issued for Tuesday night through Wednesday at noon for areas along and north of Highway 60.
National Weather Service meteorologist Mark Burchfield says temperatures will be in the single digits and maybe even below zero Tuesday night into Wednesday.
But the wind chills will make it feel like its 10 to 20-degrees below zero.
Rolla could see wind chills around 25-degrees below.
The high on Wednesday will be 15-degrees.