13 Dec 2018

December 13, 2018


    YESTERDAY:

    Early Wednesday morning.

    A few breaks in the am.

    Started snowing at around noon. 52 cm recorded at 1650 meters.

    Sun and snow later in the afternoon.


Weather Observations for December 13, 2018  taken at 06:00 Hours.

2240 meters       -6, Winds were 50-75 KPH SE--Horstman Hut
2180 meters       -5, Winds were 45-60 KPH S--Whistler Peak
1860 meters       -4, Winds were 20-35 KPH SE--Rendevous
1835 meters       -4, Winds were 15-35 KPH SE--Round House
1650 meters       -1, 52 cm of new, 52 cm in 24 hrs, Base 166 cm--Pig Alley
1565 meters       -3, 34 cm of new, 35 cm in 24 hrs, Base 97 cm--Catskinner
  660 meters        0, Valley Temp, Max temp Yesterday was +1.1, 3.3?? mm of precip recorded yest

    As of 08:30 hrs this am we have overcast skies, variable visibility and snowing 1-2 cm per hour.

FORECAST:

Front pushing through today in a Westerly flow aloft. Should see a lull in the action this evening as a warm front passes through with the FL topping out at around 1400 meters. Frontal band again Friday with the FL dropping to surface by Friday night. Break in the action on Saturday morning before another front on Saturday afternoon and Sunday. More frontal bands for Monday and Tuesday. Guesstimates: 25-35 cm by Friday morning, 20-30 cm by Saturday morning, trace - 2cm by Sunday morning, 25-35 cm by Monday morning.

    GOES IR image this am.



    Low off the coast, FL looks like it will spike at around 1300 meters.









    Fronts along the coast.


    A short break in the systems Friday, slightly cooler.








    Low sending another front at us on Saturday.


    AVALANCHE ACTIVITY:


    On WB yesterday avalanche control produced Sz 1-2 with Xe, Na, Xa, Xc Xl, Sc.

   Xl (avalauncher) result form yesterday.

   Soft slabs Thursday morning.

    INFORMATION & OBSERVATIONS:


   Snow Cones.


   Snow and Ice.


   Early season conditions, ride and ski with care.


    Frontal band that dropped 52 cm on us yesterday.



From Avalanche Canada MIN Reports:

Red Heather: Dec 12, 2018


ARTICLES:

Avalanche danger high in the Pacific Northwest: Mt Baker

Snow  and Avalanche Conditions in Colorado: December 2018

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