17 Apr 2019

April 17, 2019

    YESTERDAY:

    Sunrise Tuesday morning was at 06:17 Hrs.

    -3 in the valley on Tuesday morning.

    Clouds moved in early in the am.

    Looking West.

    Dark Stratus Layer.

    Glimpses of sun on Western Peaks.

    Flat light in the morning.


    Tuesday afternoon.

    Obscured in the alpine in the afternoon. The precip went South, disappointing!!

    19:30 Hrs, a few holes. -2 at 1860 meters. High of 0 Deg c at 12:00 Hrs. High of +1 at 1550 M.


Weather Observations for April 1, 2019, 2019 taken at 06:00 Hours.

2240 meters     -5, Winds were 45-70 KPH S--Horstman Hut
2180 meters     -5, Winds were 35-50 KPH SE--Whistler Peak
1860 meters     -2, Winds were 20-35 KPH S--Rendevous
1835 meters     -2, Winds were 20-50 KPH SW--Round House
1650 meters      0, 1 cm of new, 1 cm in 24 hrs, Base 245 cm--Pig Alley
1565 meters      0, 1 cm of new, 1 cm in 24 hrs, Base 169 cm--Catskinner
  660 meters    +4, Valley Temp, Max temp Yesterday was +6.3, trace of precip recorded yest


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



FORECAST:

A weak warm front will bring overcast skies and periods of light precip for today in a Westerly flow aloft. Low to the north with a warm high to the South mixing it up. The FL will max out at around 2000+ meters.  A more vigorous frontal band for tomorrow with warm temperatures and moderate precipitation. The front will weaken and a weak ridge will begin to develop on Friday afternoon. Looking like a warm sunny day for Saturday, transitioning to unsettled weather for Sunday as more cloud moves in with another weak front for Monday. Guesstimates: 4-8 cm by Thursday morning above 1700 meters, 15-30 mm of rain with snow in the high alpine by Friday morning. 4-6 cm by Saturday morning.



    GOES IR image from this am.


    Weak front with the low to the North and warm air pushing in from the South for Today.





    Fronts along the coast.

    Warm, moist, and windy for Thursday.





    Weak frontal band for Friday. Drying out in the afternoon.

    High strengthens for Saturday.



    AVALANCHE ACTIVITY:

    Locally yesterday some sluffing on steep terrain but no new avalanches observed.

    Snow Flurries in the mountains.




    INFORMATION & OBSERVATIONS:

    Dark in the am.

    There was wind blown snow on most aspects.

    Spindrift in the am when the winds were 30-6 KPH.

    Tuesday afternoon.

    Same time line as above image.

    Graupel in the afternoon.

    Scene of the tragic accident on Miller Glacier. Article below.



From Avalanche Canada MIN Reports:

Noel/Hurley Involvement: April 15, 2019


ARTICLES:

B.C. Professional Freeskier, Dan Treadway killed in an accident near Pemberton: Global News

Late Winter Fury creating avalanche problems: Avalanche Canada

IceField parkway closes for avalanche work: Rocky Mountain Outlook

Snow Ranger heard skier moaning after avalanche burial: MT Washington

Dutch startup has a solution to predict avalanches, using drones: Bright Cape

Scientists, winter enthusiasts seek cultural shift on climate change: Aspen Times

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