Winter has officially Arrived.
YESTERDAY:
After arriving at 07:45 hrs we were looking at another 5 minutes before uploading.2240 meters -6, Winds were 30-60 KPH E--Horstman Hut
1860 meters -7, Winds were 10-15 KPH WSW --Rendezvous
1560 meters -6, 2 cm in 12 Hrs, 2 cm in 24 Hrs, Base 90 cm--Catskinner
FORECAST:
An upper trough is in the region with a warm front arriving this am in a South Westerly flow aloft. We can expect periods of light precipitation as the system moves South of the area with the FL dropping below surface later in the day. An upper ridge will move into the area early Tuesday am with some lingering cloud and sunny periods in a Northerly flow aloft. The ridge will be the dominant feature until Christmas day when a weak front arrives. Guesstimates: 14-18 cm by Tuesday am, 0 cm by Wednesday am, 0 cm by Thursday am, 0 cm by Friday am, 2-6 cm by Saturday am.

AVALANCHE ACTIVITY:
An avalanche has killed 2 backcountry skiers SE of Ophir Pass, CO. Article below. CAIC PicA few large avalanches were triggered on the buried weak layers described in the snowpack summary on Saturday. They were triggered using explosives as well as by riders. They occurred on northerly aspect in alpine terrain (2100 m) and were generally 30 to 50 cm deep.
Otherwise, small to large (size 1 to 2) storm and wind slab avalanches were triggered by riders and explosives on Friday to Sunday. They generally occurred at treeline and alpine elevations on northerly terrain features and within the top 50 cm of the snowpack.
INFORMATION & OBSERVATIONS:
Wind affected snow with some dense powder in the alpine.LOCAL AVALANCHE CANADA MIN REPORTS:
Hanging Lake: Dec 19, 2020
Glide Avalanche on Nordic Jump, COP: Dec 20, 2020
Red Heather-Round Mountain: Dec 20, 2020
Tricky snow conditions at Seymour: Dec 20, 2020
Climax: Dec 20, 2020
Steep Peak NW Face: Dec 20, 2020
VIDEOS:
Powder Picker Sunday Dec 202020: David Jones
We triggered avalanches, Montana: GNFAC Scary Conditions
ARTICLES:
Report on 2 ski tourers killed in an avalanche SE of Ophir Pass: Colorado
Buried surface hoar very touchy at treeline elevations-Pemberton: Mtn. Conditions Report
Skier with suspected spinal injury rescued from Kelowna backcountry: COSAR
Winter Solstice: Dec 21, 2020
Whistler Tourism Advisory: Covid 19
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