The agency has issued a winter weather advisory for the central and southwest mountains of Colorado, including the Elk Mountains surrounding Aspen. Snow is expected to begin accumulating above 12,000 feet in elevation at around 9 p.m. Wednesday. Snow levels could drop as low as 9,000 feet, the weather service said. By Thursday morning, 2 to 6 inches of snow are possible above 10,000 feet.
Hazardous overnight driving conditions are possible on mountain passes, cautioned the weather service.