How “magic” is 38 degrees? A report from the Colorado Snow and Avalanche Workshop.
Everyone who owns a pair of climbing skins knows that most avalanches happen on slopes between 30 and 45 degrees. But 38 degrees is often cited as the “magic number” where most slides happen. Is this a wive’s tale? Actually, this magic number can vary between 38 and 51 degrees, according to Ian McCammon, who spoke last Friday at the Colorado Snow and Avalanche Workshop (CSAW). The event was organized by the Colorado Avalanche Information Center (CAIC), with nearly 500 professionals attending from the all over the western U.S.
The magic number can depend on snow climate, avalanche type, and grain type, said McCammon, who studied several hundred avalanches since… Read more

Posts RSS

