A Union Pacific Officer Special runs towards the evening sun as it gets ready to enter the Moffat Tunnel at Tolland, Colorado.

Snow in Colorado is spring isn’t unusual, and another cloaked the Front Range on April 19, 2024. The next day, BNSF’s Provo to Denver priority freight descends Union Pacific’s Moffat Tunnel ... (more)

BNSF 6295 (ES44AC) exits the east portal of the Moffat Tunnel and runs into a snowstorm that is dropping four inches of snow on the Moffat line.

BNSF 6295 (ES44AC) leads a freight down the mountain between Tolland and Rollinsville, Colorado.

Heavy snow is falling at Tolland, Colorado, obscuring the east portal of the Moffat Tunnel from which UP 6864 (ES44AC) has just emerged.

BNSF 6295 (ES44AC) leads the Provo to Denver train out of the east portal of the Moffat Tunnel and into light snow falling over Tolland, Colorado.

UP 9581 runs into light snow showers as it exits the east portal of the Moffat Tunnel with an oil can train.

As a passenger watches out the rear window, the California Zephyr 5 train gets ready to enter the east portal of the Moffat Tunnel.

Snow clouds greet the California Zephyr 6 train as it escorts two Charger units through Tolland, Colorado on the Moffat Tunnel Sub.

BNSF 9295 (SD70ACe) leads a freight through Tolland, Colorado on the Moffat Tunnel Sub.

BNSF 8567 (SD70ACe) shoves a freight towards the Moffat Tunnel in Tolland, Colorado.

Snow blowing through the trees with a setting sun creates snow rays as the Amtrak Winter Park Express Ski Train exits the east portal of the Moffat Tunnel.

BNSF 8555 (SD70ACe) leads a freight towards the Moffat Tunnel at Tolland, Colorado.

Light snow falls as the Amtrak Winter Park Express Ski Train heads to the Moffat Tunnel in Tolland, Colorado.

Amtrak engine #163 (P42DC) leads the California Zephyr through Tolland, Colorado on its way to the Moffat Tunnel.