Ski patrollers from mountain resorts in California, Nevada, and Colorado are at Mammoth Mountain in the Eastern Sierras, ...

The Colorado Department of Transportation says it has safely triggered and cleared nine avalanche paths along the Interstate ...

The WSDOT snow study plot near The Summit at Snoqualmie is adorned with all sorts of gauges and measuring equipment to monitor snowpack and avalanche danger.

Cars navigate over already-snow-covered roads in the video, as the avalanche approaches in the distance. Whiteout conditions created treacherous travel for much of the northern ha ...

Video from the Colorado Department of Transportation shows the avalanche happening as drivers pass by on the highway between ...