April 5, 2017

    AVALANCHE ACTIVITY:

    Recent avalanche in the Brandywine area.                                                   Justen Bruns Image                                                

    Debris fan at the bottom of Mount Currie.



    YESTERDAY:

    High overcast Tuesday morning, April 4, 2017.

    Tuesday morning.

    Visibility was still good in the morning.

   Sucker hole from 11:00 Hrs to about 12:00 HRS.

    Front started moving in early in the afternoon.

    Winds were 65 KPH at around 14:30 Hrs yesterday with variable visibility at 2240 meters.

    Deteriorating visibility in the afternoon.

    Round House is looking snowed in.

    Snowing and blowing just before dusk.



Weather Observations for April 5, 2017 taken at 06:00 Hours.

2240 meters      -3, Winds were 60-70 KPH S    --Horstman Hut 
2180 meters      -3, Winds were 35-65 KPH S    --Whistler Peak
1860 meters      -1, Winds were 30-45 KPH SE  --Rendevous
1835 meters      -1, Winds were 20-30 KPH ESE--Roundhouse
1650 meters       0, 20 cm of new snow, 20 cm in 24 hrs, 355 cm Base, RH 95%  --Pig Alley
1550 meters      -1,14 cm of new snow, 14 cm in 24 hrs, 265 cm Base, RH 97%  --Catskinner 

  660 meters     +1, Valley Temp, Max Temp Yesterday was +8.5, 2.6 mm of Precip recorded yest

   As of 07:00 Hrs this am we have overcast skies, variable visibility and it is snowing.


FORECAST:

A frontal band in a Southwest flow aloft will weaken by this afternoon with light snowfall and moderate winds. The FL will hover in the 1600 meter range into Thursday. A weak cold front will slowly move through the area on Thursday with light precipitation and overcast skies. Another weak cold front is forcasted for Friday with similar freezing levels and light/moderate precipitation. More of the same for Saturday. We might see a change by Sunday.
Guesstimates: 15-20 cm above 1600 meters by Thursday morning, 5-10 cm by Friday morning, 15-25 cm by Saturday morning.

    GOES IR image from this am.

    Flow for today.

    Moisture heading our Way today.

    Flow Wednesday into Friday.

   A break Thursday evening.

    Low moves up the coast Friday into Saturday.

          Low to the South on Friday.



OBSERVATIONS & INFORMATION:

   Snow melted fast in Pemberton during the past week.

    Always be cautious when the hazard is considerable.

    Cornices are very fragile at this time.

    Snowing down to 1400 meters on Tuesday.

    Removed a lot of snow for this dance space.


ARTICLES:

A night with Sylvain Saudan: Skier of the Impossible

CAA Spring Conference: May 1-5, 2017

CPR in a toboggan: Alyeska Ski Patrol