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Whistler’s 2019-20 Persistent Slab Problem

In the 2019-20 winter, Whistler Mountain experienced a 1-in-10-year weak layer that persisted in-bounds for six weeks in December and January. This article looks at how the snow safety team handled this PWL and the management plan the forecasters put in place to deal with the uncertainty surrounding it.

Rivers in the Sky

Atmospheric Rivers cause significant impacts, including flooding, landslides, and snow avalanches. Recent research has yielded new forecasting resources with impressive accuracy as early as seven days out.