24 Dec 2019

December 24, 2019


    Monday December 23, 2019. 12:00 Hrs. -4.4 Deg C 5-10 KPH SW breeze.

    Blue bird in the am.

    Valley cloud all day, especially towards Pemberton.

    Weak front began to push in by the pm.

     Front had arrived by days end.

    Monday afternoon.

    Big picture Monday afternoon.

Weather Observations for December 24, 2019 taken at 06:00 Hours.

2240 meters     -11, Winds were 20-25 KPH SE--Horstman Hut
2180 meters      -9, Winds were 15-25 KPH S--Whistler Peak
1860 meters    -10, Winds were   5-10 KPH N--Rendevous 
1835 meters      -9, Winds were  5 -10 KPH NNE--Round House
1650 meters    -10, trace in 12 Hrs, trace in 24 Hrs, Base 97 cm --Pig Alley
1560 meters .    -8, 0 cm in 12 Hrs, 0 cm in 24 Hrs, Base 48 cm--Catskinner
  660 meters      -5, Valley Temp, Max temp Yesterday was -0.8, 0.0 mm of precip yesterday.

    As of 07:00 Hrs we have broken cloud and unlimited visibility.


A very weak cold front will bring periods of light precipitation in a West>Southwest flow aloft. The freezing level will remain below surface for today, with overcast skies. A weak dry upper ridge will push in Wednesday afternoon for unsettled weather into Friday. Chance we may see some flurries on Thursday but the air mass is fairly dry. Depending on the model, we may get some periods of light precipitation for Saturday into Sunday. Guesstimates: trace-2 cm by Wednesday morning, Trace-1 cm by Thursday morning.

    Goes Ir Image from this am.

    Weak cold front for today from the low in the Gulf of Alaska.

    Fronts along the coast.

     Ridge pushes back in on Wednesday.

    High pushing up on the Low Thursday, some moisture laden clouds may make it into our zone?


    A different perspective of the avalanches on Cowboy Ridge.                           Toby Mason Image

    Thanks to Toby for sharing.                                                                                 Toby Mason Image

    More heli-bombing on Blackcomb Monday.

    Results from Heli-bombing (Xh) yesterday.

    One of several holes form Hei-Bombing Monday.

    Vanhorlick Creek Area, from AvCan MIN Reports below.                                Lukas Slotman Pic


    If they open 7 Th Heaven, pay attention to the signage!!

    Absolutely no hiking up hill in avalanche closed areas. Passes revoked.

    Recent Snow Profile.

    Surface Hoar is growing quickly.

    Awesome light in the afternoon.

    Snow is still feeling good above 1800 meters.

    Surface Hoar growing on an old Pin Wheel.

From Avalanche Canada MIN Reports: 

Vanhorlick Creek Area: Dec 22, 2019

Mt Fee Tree's: Dec 22, 2019

Decker: Dec 22, 2019


Whistler Weather with meteorologist: David Jones


Special Public Avalanche Warning issued for Southern B.C. and Alberta: Avalanche Canada

Major Avalanche Warning for Western Canada: Gripped

Ski Patrollers save two dogs in a precarious location: Austria

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