Montana, Utah, Idaho, and Colorado are under a "high" avalanche danger warning from Monday until Tuesday morning, according to the National Weather Service (NWS).
Recent heavy snowfall and strong winds have led to widespread unstable snow, increasing avalanche risk.
People are advised to avoid mountain slopes steeper than 30 degrees and to carry rescue equipment.
The NWS has identified specific regions affected, including multiple mountain ranges in Colorado, Idaho, Utah, and Montana.
The avalanche warning is expected to last until Tuesday at 5 a.m. MST, with continued snowfall anticipated.
For further details, visit the original article at Newsweek.