24 Dec 2017

December 24, 2017


    AVALANCHE ACTIVITY:

    No new avalanche activity to report locally.


    YESTERDAY:

    Blue Bird all day!!

    Tantalus view from Whistler Saturday.

    Great temperatures for making snow.


    Dusk Saturday evening.


Weather Observations for December 24, 2017 taken at 06:00 Hours.

2180 meters      -8, Winds were 10-15 KPH SE  --Whistler Peak
1835 meters     - 6, Winds were     0-5 KPH ESE--Roundhouse
1660 meters    -10, 0 cm of new, 0 cm in 24 hrs  Base 157 cm --Pig Alley
  660 meters    -11, Valley Temp, Max Temp Yesterday was -6.4, 0.0 mm of precip recorded yest
Inversion this am with colder air trapped in the valley.


FORECAST:

A weak low pressure system will bring light snow to the area in a Northwest flow aloft, switching to Westerly this afternoon. The front will move through tonight with some left over cloud for Christmas morning in its wake. A weak trough develops with unsettled weather into Wednesday. A warmer wetter front will arrive sometime Thursday into Friday. The FL could get as high as 1200 meters on Friday. More on that system as we get closer.
Guesstimates: 2-6 cm by Monday morning, 1-3 cm by Tuesday morning.

    GOES IR image from this am. Some moisture on its way.


Weak front for today. Slightly warmer alpine temperatures.


    Front will arrive later today.

    Unsettled Christmas Day.




    INFORMATION & OBSERVATIONS:

    Wind affect in the alpine on most aspects.

    Undisturbed.

    Some areas of the forest are laden with snow.

    Variable conditions in the alpine.

    Looking a lot like X-Mas.

    Saturday afternoon.

    High pressure still holding off the low Saturday afternoon.


ARTICLES:

Surprises are nice over Christmas but not in the snowpack: Avalanche Canada

Local Residents looking to raise avalanche awareness: Colorado

Mountain Information Network: Mountain Sledder

A Fairly Normal Fall: Cliff Mass Weather Blog

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