Moderate to heavy snowfall is expected to move in this afternoon and continue into the evening hours across northern Missouri and southern Iowa. Further south, rain will dominate the afternoon and much of the overnight hours before transitioning over to light snow early Friday before the system departs.

Here's the forecast for the Sedalia/Whiteman AFB/Warrensburg area according to the National Weather Service:

Today
A chance of showers, mainly after 11am. Increasing clouds, with a high near 58. Southeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers. Low around 35. East wind 7 to 10 mph becoming north northwest after midnight. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A slight chance of showers before 11am. Mostly cloudy, with a high near 46. North wind 10 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 30. North wind 5 to 8 mph becoming calm in the evening.
Saturday
Sunny, with a high near 61. Calm wind becoming south southwest 5 to 9 mph in the morning.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.