Any appearance of the strong April sun can initiate a loose wet avalanche cycle. The likelihood of loose wet avalanches increases as temperatures warm through the day and/or if the sun comes out for a prolonged period of time.
Summary
Confidence
High -
Weather Forecast
SUNDAY NIGHT: Cloudy / Light, westerly winds / Alpine low -2 C / Freezing level 800 m.MONDAY: Mostly sunny / Light, southwesterly winds / Alpine high 4 C / Freezing level 1500 m.TUESDAY: Mostly cloudy with isolated flurries; 0-3 mm. / Light to moderate, southwesterly winds / Alpine high 4 C / Freezing level 1400 m.WEDNESDAY: Cloudy with isolated flurries; 0-3 mm. / Light to moderate, westerly winds / Alpine high 5 C / Freezing level 1600 m
Avalanche Summary
On Saturday, numerous small (size 1) skier triggered storm slab avalanches were reported.
Snowpack Summary
15-20 mm. of precipitation on Saturday fell as moist snow at treeline and rain below which sits on a melt freeze crust. Warm temperatures and wet precipitation are producing a moist, spring snowpack. The snowpack depth decreases rapidly below 1200 m.