15 Jan 2019

January 15, 2019

    YESTERDAY:

    Early Monday morning.

    Valley cloud, outflow from Pemberton.

    Blue Bird day. High of +2.5 Dec C at 2240 meters at 15:15 hrs.

    Glistening snow.

    Great day for a flight.

    Sun going down!!!

    All lifts closed.



Weather Observations for January 15, 2019  taken at 06:00 Hours.

2240 meters      0, Winds were 5-10 KPH E--Horstman Hut
2180 meters     -2, Winds were 5-10 KPH SE--Whistler Peak
1860 meters      0, Winds were 5-10 KPH S--Rendevous
1835 meters    +1, Winds were 5-10 KPH SSW--Round House
1650 meters     -2, 0 cm of new, 0 cm in 24 hrs, Base 248 cm--Pig Alley
1565 meters     -1, 0 cm of new, 0 cm in 24 hrs, Base 183 cm--Catskinner
  660 meters     -5, Valley Temp, Max temp Yesterday was +1.1, 0.0 mm of precip recorded yest

Will see temperatures drop this am in the alpine.


    As of 07:00 Hrs we have clear skies, unlimited visibility and valley cloud.


FORECAST:

Ridge remains for another awesome sunny day with cooler temperatures in a Southerly flow aloft.
The FL should top out at around 1700 meters today dropping back down to surface by tomorrow am. Wednesday is looking unsettled as the low from the South migrates North spilling some cloud into the area. A weak shortwave trough will bring light precipitation for Thursday, the trough will remain in the area until Sunday when we may see some ridging. Guesstimates: 4-6 cm by Friday morning, 8-12 cm by Saturday morning, 10-15 cm by Sunday morning.  These numbers will be adjusted as we get closer.


    GOES IR image this am.


    Cooler air mass with ridging for today.






    Fronts along the coast.

    Low moves up the coast, spreading cloud into the area, cooler air to the Northeast.




        Low and Arctic Front for some light precip. FL should top out at around 1000 meters.

    Weak trough for Friday as well with periods of moderate precip with mostly light prcip.


    AVALANCHE ACTIVITY:

    A ski patroller has died in an avalanche at Les Crosets, Switzerland. Article below.         Net Pic


    A roof avalanche has killed a man in Austria. Article below.                                            Net Pic


    Locally, many wet loose avalanches over the past few days.

    Mount Currie Activity.

    Lots of cornice debris in the bowls, heads up when the visibility changes.


    INFORMATION & OBSERVATIONS:

    Mount Fee <click for info.

    Surface hoar is developing.

    Wide spread surface hoar.

    Upper Disease Ridge,

    Fragile wind deposited features.


From Avalanche Canada MIN Reports:

CassiopeJan 13, 2019

Spearhead Range: Jan 13, 2019



ARTICLES:

Ski Patroller killed by an avalanche in the Canton of Valais: Switzerland

A roof avalanche has killed a man in Faistenau: Austria

Update on Father & Son avalanche fatality near Invemere: Mt. Brewar

Weakness in the Purcells snowpack: Avalanche Canada

Avalanche injures two people in Chitral: Pakistan

Extreme winter weather brings fatal avalanches and cuts off Alpine Resorts: Europe

Article on Near Surface Faceting: Utah

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