3 Apr 2018

April 3, 2018


    AVALANCHE ACTIVITY:

    Loose dry point releases during last storm.

    Steeper terrain was sluffing.

    Avalanche activity near Birkenhead Lake Monday.                                          Shin Campos Image

     North East aspect.                                                                                               Shin Campos Image

    Wide propigation.                                                                                                 Shin Campos Image



    YESTERDAY:

    Blue bird morning early Monday.

    New snow!!

    Clouds to the South in the am.

    Snow on reverse loaded slopes was skiing well.

    Busy in the backcountry.

    Awesome conditions on the right aspect and elevation.

    Eventually some clouds moved into the area in the afternoon.

    Clouds thickened quickly.

    Overcast by 18:00 Hrs.


    Monday afternoon.

    Big picture Monday.


Weather Observations for April 3, 2018  taken at 06:00 Hours.

2180 meters    -10, Winds were 15-50 KPH S  --Whistler Peak
1835 meters      -9, Winds were 15-25 KPH SE--Roundhouse
1660 meters      -7, 2 cm of new, 2 cm in 24 hrs  Base 299 cm --Pig Alley
  660 meters       0, Valley Temp, Max Temp Yesterday was +7.4, 0.0 mm of precip recorded yest


    As of 07:00 Hrs this am we have overcast skies, variable visibility and it is snowing lightly.



FORECAST:

A weak frontal band in a Westerly flow aloft will bring periods of light snowfall to the area today under overcast skies. The FL will rise to around 1200 meters during the day dropping back down to surface tonight. This pattern will continue into Wednesday and there is a chance of some breaks Wednesday afternoon, before a warm front begins to push through into Thursday. Milder temperatures will bring the FL above the weather plots on Wednesday and Thursday. Friday and Saturday have the potential for some decent amounts of snow above 1200 meters.
Guesstimates: 2-4 cm by Wednesday morning, trace-1 cm by Thursday morning, 8-12 cm by Friday morning above 1500 meters, 1-3 cm by Saturday morning, with 5 mm possible abve 1650 meters.


    GOES IR image from this am.


    Low to the North, High to the South, Arctic front to the East.

    Flurries for today.

    Overcast.

    Fronts along the coast.

    Overcast.

    Warm front approaching.


     INFORMATION & OBSERVATIONS:

    Surface Hoar development.

    Some areas were wind affected.

    Snow was deep on some aspects.

    Recent damage from an avalanche several weeks ago.

    There were signs of slabby snow in some areas.

    A pleasnat April Day.

    Sz 1 NA.


Recent Avalanche Canada MIN Reports:

Russet & Addit Ridges

Marriot Basin



ARTICLES:

Renowned Mountain Doctor killed in French Avalanche: Dr. Verticle

The Hazards of Snowmobiling on a Glacier or Icefield: Mountain Sledder

Ice Free Arctic summers could hinge on small climate warming range: Science Daily

The underlying causes of Tibetan Ice Avalanches: Nature

CAA Spring Meetings: April 30-May 4, 2018

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