Alexander Kirk, Katie LaSalle The 9NEWS Weather Impact Team is tracking the return of much-needed snow to Colorado's mountains in western Colorado. A system moves into western Colorado Wednesday, bringing widespread rain and snow to the mountains through mid-day Thursday. Winter Storm Warnings are in effect for Colorado's northern mountains, where 5-16 inches of snow can be expected. The Park Range, including Rabbit Ears, could see amounts up to 20 inches at highest elevations.