Arctic air will move in on Wednesday, dropping temperatures into the 30s by Wednesday afternoon and wind chills in the 20s. Thursday's highs will only reach the mid-to-upper 20s with low-to-middle 20s for highs on Friday.
In fact, below-freezing temperatures are likely from Thursday through at least next Tuesday.
The cold front bringing the arctic air will stall to south of Mid-Missouri and a developing storm system will drift into the region Thursday into Friday.
Light snow will be possible Thursday afternoon into Friday. For now, light snow accumulations of 1-3" will be possible for areas along and south of I-70.
Near I-44 earlier in day, there may be a brief mixture of sleet or freezing rain before changing to all snow by Thursday afternoon.
North of I-70, less than a half-inch is possible. Right now, up to 1" is possible in Columbia, with 2" expected for Jefferson City then 2-3" of snow near the Lake of the Ozarks and I-44.
With temperatures likely remaining steady in the 20s, the snow may stick to area roads.
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