A blast of arctic air will blanket the Kansas City region Wednesday night, sending temperatures plummeting below zero degrees.
When combined with the expected light winds, wind-chill values will reach life-threatening levels overnight into Thursday morning in northern Missouri. In the Kansas City area, wind chill levels will be dangerously cold.
The National Weather Service in Pleasant Hill, Mo., has issued a wind-chill advisory that is in effect from 9 p.m. Wednesday to noon Thursday.
Temperatures are expected to fall to between 5 degrees below and 10 degrees below zero Wednesday night.
Although winds are expect to drop off by evening, the remaining light winds will send wind chill values from 25 below to 30 below zero north of St. Joseph to Moberly.
Dangerously cold wind chills between 15 below and 20 below zero are expected for the Kansas City metropolitan area, according to the National Weather Service.
The life-threatening and dangerous wind chills will continue into Thursday morning before improving in the afternoon.
During these conditions, frostbite can occur in a minutes, so people are urged to avoid spending time outdoors. Those who do go out should limit the exposure of the cold air to their skin.
Thursday’s high is expected to remain in the single digits with temperatures returning to below zero on Thursday night. Wind-chill values could drop to 10 degrees below zero by Friday morning.
There’s a chance for accumulating snow on Friday into Saturday, but there is uncertainty about the amount, if any, according to the National Weather Service.