Forecast as of 2018-12-08 at 08:00 am and expires on 2018-12-09

Above 3,000ftHigh

1,500 to 3,000ftHigh

Below 1,500ftNone

Degrees of Avalanche Danger

Avalanche Problems

Problem Details

This storm has accumulated nearly 3 inches of water equivalent since Dec.5 (last four days). This has delivered a heavy load to start zones above 2500'. Storm slab is sliding on old surfaces.

Avalanche Activity

Avalanche activity to size 2.5 reported in the last 24 hours. DOT is conducting avalanche mitigation on the Richardson Hwy through Thompson Pass this morning.


Continued heavy precipitation combined with strong wind. The wind shifted from southerly to northerly around 5am Saturday Dec.8. Warm temperatures; freezing level fluctuating between 1500-2500.


High Avalanche Danger in Thompson Pass. Avoid avalanche terrain. Regular weekend forecasts (Friday, Saturday, Sunday) will begin December 14.