The National Weather Service was forecasting a low of 8 degrees in Columbia for early Tuesday, which matches the lowest temperature on record for the date.
With snow expected throughout the day Saturday, crews have already started preparing primary roads and potential problem areas for the first snowfall.
First accumulating snow of the season expected on Saturday afternoon with around one to two inches forecast.
An Arctic blast fueled by Typhoon Nuri and the polar vortex was already dropping heavy snow in the northern plains.
Columbia residents can expect to see temperatures drop into the low 3os by Monday night.
The month of October was warmer and wetter than the norm, according to the National Weather Service, but November will start with a chill.
Below freezing temperatures are expected for Columbia late Friday night and Saturday morning.
The insides of persimmon seeds, almanacs and professional meteorologists provide different forecasts for the coming winter.
At least 27 trekkers are dead and another 70 are still missing Thursday after blizzards slammed the Himalayas in Nepal. Many foreign hikers were among the dead and missing.
Only halfway through the month, this is the third-wettest October in Columbia's history.
As rain continues Tuesday, the month is already the the third wettest October on record, with more than half the month still to come.
If the month were to end today, 2014 would land fourth on the list of wettest Octobers in Columbia history.
Overnight storms pounded swath of mid-Missouri as waves of heavy rain are expected through daybreak Saturday.
Heavy rainfall Thursday kept seven Boone County roads closed Friday.
The rainfall on Thursday broke a record from 1927.
The National Weather Service reported 2 to 4 inches of rain from storms that moved through the area Wednesday night.
A severe thunderstorm warning has been posted for southern Boone County, including the city of Columbia, until 4:15 p.m. Wednesday.
Meteorologists in Missouri were flummoxed by the tiny dots until they researched butterfly flight patterns.
The temperature of the next few days is lower than the historical average. Friday will be the coldest with a low around 44 degrees.
The storm left more than 14,000 Columbia residents without power and caused the first call for outside help since 1981.