10 Apr 2018

April 10, 2018


    AVALANCHE ACTIVITY:

    Wet loose from yesterday.

    Old Debris on Mount Currie.

    Size 3 Debris near Rhodadendron East.

    Recent moist releases. Observed Sz 2 wet loose activity yesterday.

    Wide spread cycle of wet avalanches in the past couple of days.

    Locally, Xe cornice trimming, Sz 1. Xc prduced Sz 2 debris no slabs. Sz 1 Na Sc wet loose.



    YESTERDAY:


    Just after 08:45 Monday morning.  -1.5 Deg C at 1835 meters.

    Unsettled Monday morning.

    Just before noon, +1Deg C.

    Fresh snow on the Duffey.

    Some breaks on the Duffey Monday afternoon.

    Obscured at times on WB Monday afternoon.

    Looking into the Pemberton Valley.

    Multiple cloud layers yesterday.

    Clouds over WB Monday afternoon.

    Just before sunset, which was at 19:55 Hrs.

    Monday afternoon.

    Big picture on Monday afternoon.


Weather Observations for April 10, 2018  taken at 06:00 Hours.

2180 meters     -2, Winds were 55-75 KPH SE  --Whistler Peak
1835 meters    +4, Winds were 20-40 KPH ESE--Roundhouse
1660 meters    +5, 0 cm of new, 0 cm in 24 hrs  Base 300 cm --Pig Alley
  660 meters    +1, Valley Temp, Max Temp Yesterday was +11.5, trace of precip recorded yest

    As of 07:00 Hrs this am we have overcast skies and unlimited visibility.


FORECAST:

A vigorous front will bring wet, warm & windy weather today in a Southerly flow aloft. The deepening low will bring light/moderate precipitation with the FL starting at around 1900 meters slowly dropping as the cold front pushes through to 1100 meters by tonight. Another front for Wednesday with light/moderte precipitation and the FL starting at around 1400 meters dropping to surface by Wed night with some clear breaks. Unsettled Thursday morning before another series of frontal bands bring more snow for Thursday into Friday. Saturday will have snow as well but more on that later. Guesstimates: 20-25 cm by Wednesday morning, 15-20 cm by Thursday morning, 4-8 cm by Friday morning, 20-30 cm by Saturday morning.


    GOES IR image from this am.


    Low will send a cold front our way. 

    Slow moving cold front.

    Vigorous cold front pushing through.

    Fronts along the coast.

    Weak warm front in the am.

    Cold front in the afternoon.


     INFORMATION & OBSERVATIONS:

    Daisy Bell, avalanche control device.

    Off on a mission.

    Unsettled in Pemberton Monday morning.

    Many cornices are moist and ripe.

    Numerous glide cracks observed yesterday.


    EC 135 T2+  Great work platform for ariel rescue work.

   Eurocopter Ec 135

    Ian & Henery on an avalanche rescue simulation. Sz 3 debris from Na.


Recent Avalanche Canada MIN Reports:

Spearhead

Slalok


ARTICLES:

Avalanche victim identified as Vetern of Mountain Rescue Aspen: Colorado

Practicalities of staying in a mountain hut: Cicerone

Glide Cracks & Corn on Pyramid Peak: Sierra Avalanche Center

Small avalanches observed in Mountains near Steamboat: Colorado

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