18 Dec 2016

December 18, 2016


    Sz 2.5 ? debris, cornice release-sometime before 15:00 Hrs yesterday. Any Info? Holly Walker Pic

    Decker ridge^, no other avalanche activity reported yesterday, cornice debris from Xc on WB.


    Early Saturday morning, December 17, 2016.

    A different perspective of Green Lake on the same morning..

    Some cloud development in the morning to the North.

    Snow making cloud in the valley.

    Trees from the same area.

    13:30 Hrs Saturday.

    The low in the Gulf of Alaska looks juicy.

    Alpenglow Saturday evening.


Weather Observations for December 18, 2016,: taken at 06:00 Hours.

2240 meters   -10, Winds were 35-55 KPH SSW--Horstman Hut 
2180 meters   -10, Winds were 50-65 KPH SSW--Whistler Peak
1860 meters     -8, Winds were 20-30 KPH S      --Rendevous
1835 meters     -7, Winds were 30-50 KPH SW   --Roundhouse
1650 meters     -7, 1 cm of new snow, 1 cm in 24 hrs,  154 cm Base, RH 94%  --Pig Alley
1550 meters   -10, Trace of new snow, trace in 24 hrs, 105 cm Base, RH 95%  --Catskinner 
  660 meters   -10, Valley Temp, Max Temp Yesterday was -9.5, 0.0 mm of Precip recorded yest

    As of 07:00 hrs this am we have overcast skies, snowing lightly and unlimited visibility.


A weak warm front will pass through the area today in a Northwesterly flow aloft. Expect light snow most of the day increasing to moderate snowfall tonight with the FL  gradually rising to the valley bottom. Strong Southerly winds will develop later today or early Monday morning, as a cold front sweeps through our zone. .  Monday is looking snowy as well, with mostly cloudy skies and several intense periods of snow. Unsettled Tuesday with another vigorous front moving onshore for Wednesday. Guesstimates: 20-30 cm by Monday morning, 15-20 cm by Tuesday morning. If the series of fronts line up nicely we could receive up to 1 meter of snow by Friday.

    Weak front today followed by a vigorous cold front tonight.

    Flow into Wednesday.

    Monday is looking like a good pow day.

    Not as much snow Tuesday but still enough for some good turns.


Avalanche Problems Explained: National Avalanche Centre

Teton Pass Avalanche buries Jeep: Jackson, Wyoming

All hands on deck for snow safety: Jackson Hole

Europe's latest snow report: PlanetSki

Free Avalanche Awareness tours start today, top of Solar Coaster lift, meet at the avalanche hut 12:30 Hrs.


December 17 at 11:00pm

Black tusk area was stunning today! Great tree riding but the alpine was avoided due to firm wind crust on south slopes. An inch of surface hoar in sheltered trees and an inch of wind crust just above tree line on south slope. Be cautious after this next storm cycle.

    Surface Hoar on Seymour                                                                              Bridgit Mcclarty Pic

    Saturday Morning.

    Less wind Saturday, nice day for touring.

    Awesome day in the alpine.

    Saturday afternoon.

    Skating on Alta Lake.


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