YESTERDAY:
Sunday sunrise was at 08:03 Hrs. -5 with a 10-20 KPH SE wind. -3 in the valley.2240 meters -7, Winds were 25-35 KPH SSW--Horstman Hut
1860 meters -5, Winds were 10-15 KPH SE --Rendezvous
1560 meters -3, 3 cm in 12 Hrs, 4 cm in 24 Hrs, Base 65 cm--Catskinner
FORECAST:
A weak upper trough will bring periods of light precipitation for today in a Westerly flow aloft. The FL could go up to 1000 meters today and hover there for most of the week. Let's hope it gets a bit cooler. Mostly cloudy this am with some flurries, more moisture tonight. The FL will drop back down to surface tonight. A carousel of fronts move onshore this week with 70-100 cm possible by Sunday above 800 m. Front arrives on Tuesday with steady light precipitation and moderate winds. Wednesday will bring another front, Thursday dries out a bit before some needed West Coast storms arrive Friday and Saturday. Guesstimates: 5-10 cm by Tuesday am, 8-12 cm by Wednesday am, 8-12 cm by Thursday am.
GOES IR image from this am.
AVALANCHE ACTIVITY:
Still a chance of some Sz 1 wind slabs of 10-40 cm on some steep windloaded aspects.
On Sunday, small but stiff skier controlled size 1 wind slabs were reported running on the crust.
Solar triggered loose snow avalanches size 1-2 were reported on steep solar aspects in the alpine on Saturday. A size 1.5 natural cornice fall was also reported in this MIN from the Garabaldi area.
INFORMATION & OBSERVATIONS:
Warm moist cloud in the alpine.
LOCAL AVALANCHE CANADA MIN REPORTS:
Hidden Lake: Dec 12, 2020
Armchair Glacier: Dec 12, 2020
Mt Rohr: Dec 13, 2020
Callaghan Crust: Dec 13, 2020
Encore Pit: Dec 13, 2020
VIDEOS:
Skier triggered avalanche Dec 13, 2020: Courchevel, France
Andorra Avalanche: Dec 13, 2020
Powder Picker Sunday Dec 13, 2020: David Jones
ARTICLES:
Ruminations on Rain Crusts: Powder Cloud
Luxury Ski Resorts face a Season Unlike Any Other: Barron's
Calls to Search and Rescue on the rise: Toronto Star
The Evo 5 capitalizes on Arva’s 35 year expertise to fit in the palm of your hand. With a 50 M search strip width, group check, marking function, auto revert to transmit mode, the Evo 5 is jam packed with all of the essential functions needed to rescue an avalanche victim.
How does it keep you safe? When you turn the Evo 5 on, it stays on. The shut off involves pushing a button in and then sliding the arm into the off position. Then it requires you to push the flag marker to confirm this in the next 5 seconds or the transceiver will remain in send mode.
https://youtu.be/z7Wwvon3EbY
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