5 Dec 2018

December 5, 2018


    YESTERDAY:

    Early Tuesday morning.

    Southwest Side of Wedge Mtn, high thin overcast.

    Blackcomb Backcountry.

    Dry light faceted snow.

    Thin overcast for most of the day.

    Nice sunset.



Weather Observations for December 5, 2018  taken at 06:00 Hours.

2240 meters       -9, Winds were 40-45 KPH NNE--Horstman Hut
2180 meters     -10, Winds were 50-65 KPH NE--Whistler Peak
1860 meters       -7, Winds were 15-30 KPH NNE--Rendevous
1835 meters       -9, Winds were 10-25 KPH E--Round House
1650 meters       -9, 0 cm of new, 0 cm in 24 hrs, Base 62 cm--Pig Alley
1565 meters       -8, 0 cm of new, 0 cm in 24 hrs, Base 30 cm--Catskinner
  660 meters       -7, Valley Temp, Max temp Yesterday was -1.4, 0.0 mm of precip recorded yest

Wind chill at 2180 meters with a 55 KPH wind as of 06:00Hrs was -22.

    As of 07:00 hrs this am we have clear skies and unlimited visibility.



FORECAST:

The upper ridge will continue to dominate the pattern in a Northerly flow aloft. Sunny cold weather for today, we may see some cloud move into our are late Thursday afternoon. Friday and Saturday are looking mostly cloudy but dry. Looks like a frontal band will push through for Sunday. Some discrepancies in the models for next week but a mixed bag with periods of light precipitation and seasonable temperatures.


    GOES IR image from this am.


    Arctic High, Pacific High slitting the lows.





    Fronts along the coast.


    High pressure still in control for Thursday.





    Low begins to push South.



    AVALANCHE ACTIVITY:

    Old fracture line on Blackcomb Glacier. No new avalanche activity to report locally.

    Old moist slides off the South side of Wedge.



    INFORMATION & OBSERVATIONS:

    Many tracks in the backcountry.

    Trying to gain some knowledge from David Jones thru osmosis.

    Snow observations on Trorey.


    Crystal formation around creeks.

    AVSAR training.

    Big picture on Tuesday afternoon.


From Avalanche Canada MIN Reports:

Blackcomb Backcountry: Dec 4, 2018



ARTICLES:

Whistler/Blackcomb Avalanche Advisory: December 5, 2018

Safer Skiing in Norway: Avoiding Avalanche Terrain

Warm weather, lack of snow in Europe delays Ski Cross Events: Switzerland

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