Verbatum, this from GYX reads like it would be an 8-hour storm. I thought it was moving more slowly than that.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Snow likely, mainly after 4pm. Cloudy, with a high near 36. Chance of precipitation is 60%.
Tuesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 23. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 36.