February 20, 2018

    AVALANCHE ACTIVITY:

    Natural avalanche cycle Sunday produced up to Sz 2 in the corridor.

                      Ltd results yesterday, Sz 1-2 Xe Xh Sc.

     From the Tenquile Lake area.                                                                               Toby Salin Image


    YESTERDAY:

    Cold and windy Monday morning, eventually the winds abated.

    Blue Bird.

    Variable surface condition.

    Lines in Body bag Bowl.

    Some cloud to the South.

    Monday afternoon.

    Big picture on Monday.


Weather Observations for February 20, 2018  taken at 06:00 Hours.

2180 meters   -15, Winds were 0-10 KPH NW--Whistler Peak
1835 meters   -16, Winds were 0-10 KPH E    --Roundhouse
1660 meters   -18, 0 cm of new, 0 cm in 24 hrs  Base 299 cm --Pig Alley

  660 meters   -16, Valley Temp, Max Temp Yesterday was -4.3, 0.0 mm of precip recorded yest

   As of 07:00 hrs we have some cloud and unlimited visibility.


FORECAST:

A weak upper level trough dropping in from the North will eventually bring unsettled weather to the area today in a Northwest flow aloft. A slightly stronger trough tomorrow, will bring mostly overcast skies with the possibility of some intermittent snow flurries. Thursday the high briefly rebuilds before a series of fronts push through Friday, Sunday and Monday. Snow Friday with unsettled weather on Saturday.
Guesstimates: No snow until Friday, 10-20 cm by Saturday morning.

    GOES IR image this am.

    Influence from the low and arctic front.

    Low moving down the coast.

    Less cloud later in the day.

    Fronts on the coast.

    Some clearing on Wednesday.

    Possible flurries in the afternoon.


    INFORMATION & OBSERVATIONS:

    Wind affect in the Alpine.

    Sastrugi.

    Peak chair eventually opened.

    Harmony remained closed yesterday?

    Soft Cord.

    Some people are hot!!

                      Natural cycle from Sunday.                                            Toby Salin Image

                      Wind affected in tenquilwe area.                                      Toby Salin Image

ARTICLES:

Most Hwy 16 closures for avalanches in years after multiple dumps of snow: Terrace, B.C.

Update on the avalanche that killed a Father & Daughter in Val d"Isere : France

Snow in the Remarkables; New Zealand