25 Nov 2017

November 25, 2017



    AVALANCHE ACTIVITY:

    Not much to report locally, soft wind slabs forming in lee terrain with strong SW winds.


    YESTERDAY:

    Overcast, very light snow for most of the day above 1000 meters..

    Nice to see some snow accumulating in the trees again.

    A few centimeters by days end.


Weather Observations for November 25, 2017 taken at 06:00 Hours.

2180 meters    -4, Winds were 35-65 KPH S      --Whistler Peak
1835 meters    -2, Winds were 10-35 KPH SE    --Roundhouse
1660 meters    -1, 12 cm of new, 14 cm in 24 hrs  Base 129 cm --Pig Alley
  660 meters   +3, Valley Temp, Max Temp Yesterday was +4.3, 1.0 mm of precip recorded


FORECAST:

A very weak warm front will move through today, strengthening by this evening in a  Southwest-Southerly flow aloft. Lull in the precipitation today but a cold front tonight will bring strong winds and moderate snowfall above 1000 meters.  The freezing level will hover in the 1500 meter range with the brunt of the precipitation occuring tonight and continuing into Sunday. The Fl will spike on Sunday morning (1800 M) but drop back down to near surface by the evening as a trailing cold front pushes through. Monday is looking promising with light snow during the day and an impulse Monday night with seasonable temperatures hovering in the 800 meter range.
Guesstimates: 20-30 cm by Sunday morning, 20-25 cm by Monday morning, 20-30 cm by Tuesday
am.




    GOES IR image for this am.

    Low bringing warm SW flow into the South Coast.


    Low will bring a warm and cold front for Sunday.

    Another impulse ot precipitation on Monday night.

OBSERVATIONS & INFORMATION:

    Green in the valley.

    New safety signs in the Village Gondola.

    Around noon on Friday.

    Big picture Friday.


    At Pig Alley by 14:00 hrs on Friday it was -1, 2 cm of new snow and a base of 118 cm.

    Brewhouse Sunday--Click here for details



ARTICLES:

Avalanche Death: Craig Medred

After the Rain: Avalanche Canada

Temperature Records on Wednesday. Why?: Cliff Mass Weather Blog

Mowich Creek Mudslide: I Survived the Hurley

Ski Resorts suspend operations due to warm weather: Utah

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