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Avalanche in Wasatch Mountains South of I-80, Utah
Avalanche March 18, 2025 · Wasatch Mountains South of I-80, Utah
What the National Weather Service wrote
Law enforcement in addition to the Utah Avalanche Center reported a natural avalanche in Little Cottonwood Canyon between Snowbird and Alta, which resulted in the partial burial of 3 vehicles containing a total of 5 or 6 passengers. No injuries were reported, and the main canyon road was reopened at approximately 7:30 PM MST.
The wider storm
A progressive shortwave trough and a subsequent period of colder northwesterly flow brought accumulating snow and impacts to portions of Utah's mountains as well as in portions of the Salt Lake Valley. On the front side of this system, a period of strong winds were observed in several locations across western Utah, especially with and directly after frontal passage.
Source: NOAA Storm Events Database, event 1238246. Narratives are written by the National Weather Service forecast office that issued the report.
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