Millions of people across the central and eastern U.S. could see snow or rain through the Thanksgiving holiday weekend, forecasters said.

With Thanksgiving holiday travel well underway, many have reached their destinations — but for everyone else, a storm tracking from the Rockies to the Midwest and Northeast into tomorrow will bring rain and snow,

A winter storm has moved into Colorado's mountains, bringing widespread snow, with 1 to 3 feet of accumulation possible by Wednesday afternoon. Rain will transition to snow overnight tonight for the Denver metro,