Here's why Tahoe was at risk for its deadly avalanche
Heavy, fast snowfall atop a persistent weak snow layer and gale-force winds produced a deadly storm-slab avalanche that killed at least eight near Truckee.
Castle Peak avalanche: SJSU professor explains how snow drought helped set stage for deadly incident
Weekslong snow drought hardened layers that failed to bond with heavy new snow, creating unstable storm slabs that triggered a deadly Sierra Nevada avalanche.
