The drill is meant to help Missourians prepare for severe weather events. Missourians should practice taking shelter when they hear sirens or broadcast messages.
Snow and sleet are expected to continue through Thursday afternoon before changing to all snow Thursday night.
Of the 25 weather-related accidents Thursday, most have been non-injury slide-offs.
Temperatures reached the mid-70s Thursday, setting a record high temperature for Columbia. The previous record was 68 degrees, set in 1994.
The melting should continue with temperatures reaching into the 60s this week, according to the National Weather Service.
After months of cold weather and a near-blizzard, warmer weather has finally arrived. Residents did not hesitate to take advantage of the sun.
Greenhouse and nursery owners as well as cattle farmers look forward to warmer temperatures that will make there work easier and reduce costs.
Seven car accidents backed up traffic Wednesday morning in Columbia. Slick roads and increased traffic contributed to the crashes, which resulted in only minor injuries.
The storm could push Tulsa, Okla., past its all-time record for snowfall in a single winter.
The National Weather Service in St. Louis is forecasting bitter cold for the upcoming week and possible snow Tuesday night.
Armed with shovels and tractors, residents are forced to take to the streets again to clean up more snow. Some see it as an adventure; others just want it to go away.
Sycamore and Sophia's move forward after closing their doors for the snow storm on Tuesday and Wednesday.
The Old Farmer's Almanac had predicated the snow this week, but its weather prediction for late Feburary and mid-March clashes with Punxsutawney Phil's.
President Obama declared a state of emergency in Missouri on Thursday.
All critical, first priority and second priority snow routes have been cleared.
Two state Health Department buildings were evacuated because of snow on the roof. Workers are expected to return Monday.
Although the National Weather Service is forecasting warmer temperatures through the weekend, there is a chance for some snow accumulation.
Roofs collapsed under the weight of snow in the Northeast, wind chills dipped below 30 in parts of the Midwest, and people are still trying to dig out after a winter storm struck most of the nation Tuesday and Wednesday.
Gov. Jay Nixon asked the federal government Wednesday for an emergency declaration for all of Missouri's 114 counties to help with the costs of responding to the snowstorm.
After a snowfall, ground-foraging birds can't find the seeds they normally feed on.