3 Apr 2019

April 3, 2019


    YESTERDAY:

    Early Tuesday morning.

    How much longer will it last???

    Tantalus Range Tuesday morning.

    Wildfire obscures view along Hwy 99 Tuesday Afternoon. Article below.

    Tuesday afternoon.

    Tuesday Afternoon. Frontal band knocking at the door!!!

    More clouds at around 15:30 Hrs.

    18:30 Hrs Tuesday evening. +2 Deg C at 2180 meters. Looking dark!!

    Overcast by 19:00 hrs.



Weather Observations for April 3, 2019, 2019 taken at 06:00 Hours.

2240 meters     -4, Winds were 35-45 KPH SE--Horstman Hut
2180 meters     -3, Winds were 30-35 KPH SE--Whistler Peak
1860 meters     -3, Winds were   5-10 KPH S--Rendevous
1835 meters     -1, Winds were 10-20 KPH SE--Round House
1650 meters     -1, 1 cm of new, 1 cm in 24 hrs, Base 223 cm--Pig Alley
1565 meters      0, trace of new, trace in 24 hrs, Base 156 cm--Catskinner
  660 meters    +3, Valley Temp, Max temp Yesterday was +15.9, 0.0 mm of precip recorded yest


    As of 07:00 Hrs this am we have obscured skies, limited visibility and it is snowing lightly.



FORECAST:

An upper level trough will bring light precipitation today in a Southwest flow aloft. The FL is expected to hover in the 1600 meter range. A series of weather systems will bring periods of precipitation into early next week. Thursday is looking like a fairly dry day with mostly cloudy skies and a chance of some sunny breaks. Another weak frontal band arrives Thursday night into Friday.
Saturday is shaping up to be the snowiest day with moderate precipitation and the FL dropping to 1300 meters. More weather for Sunday into early next week but there are some discrepancies in the model runs. Likely unsettled for Monday into Tuesday. Guesstimates: 12-16 cm in the alpine by Thursday morning, 1-3 cm by Friday morning, 10-15 cm by Saturday morning.



    GOES IR image from this am.


    Trough pushing in from the South for today.











    Fronts along the coast.

    Weak upper level ridge builds for Thursday with unsettled weather expected.





    Very large low in the Gulf of Alaska. 

     Low pressure key feature for a while.





    AVALANCHE ACTIVITY:

    Locally, no new avalanches were observed. Lots of old wet loose.

    Mt Garibaldi has been producing some wet loose avalanches.

    Serac Fall near Fitzsimmons.                                                                                 Jamie May Image

    Moraine activity at the Bottom of Overlord Glacier.                                            Jamie May Image


    INFORMATION & OBSERVATIONS:

    Smoke over Squamish Tuesday morning.

    Mount Garibaldi

   A different perspective.

    We want snow, then we Don't.

    Not the way to go sightseeing!!

    Pine Martin hanging out at the bottom of Symphony Chair.                             Tory Saarinen Image

    Big picture Thursday.



ARTICLES:

Avalanche Safety Information Study: SFU

Wildfire burning in the Upper Squamish Valley: CBC News

Vancouver's March was one of the driest on Record: Global News

Canada warming twice as fast as the rest of the World: BBC News

Mitigation measures against snow avalanches and rapid gravity mass flows: Iceland

Paying it Forward: Powder

Backcountry: Sampson Chen

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