23 Apr 2015

April 23, 2015

    09:00 Hours Wednesday April 22, 2015.

    View from the valley yesterday morning.

    Nicer in Pemberton yesterday morning, clouds began to break early in the morning.

    Snow line came closer to the valley Tuesday night.

    Mount Currie yesterday morning.

    Some breaks at 17:00 Hours over Whistler on Wednesday.

    By 19:00 Hours we had broken cloud.

Weather Observations for April 23, 2015; taken at 06:00 Hours.

2180 meters     -8, Winds were 25-40 KPH from the S
1835 meters     -5, Winds were 10-25 KPH from the ESE
1650 meters     -3, Trace of new snow, Base 176 cm, relative humidity is 85 %
  660 meters    +2, Valley Temp, Max Temp Yesterday was +10.1. 

    As of 07:00 Hours this am we have overcast skies and unlimited visibility.


For the forecast, a weak cold front will move onshore this morning with lowering cloud levels and showers expected through out the day in a Southwesterly flow aloft. The freezing level will drop to 800 meters this evening with light to moderate precipitation, bringing snow levels just above the valley floor. The low pressure will move over our zone tomorrow for a continuation of showery weather with the FL fluctuating between 1300 and 1000 meters. Saturday morning may start off with some cloudy skies but a weak ridge begins to build in the morning with unsettled conditions into Sunday morning. A weak warm front moves onshore Sunday afternoon with very light precipitation transitioning into moderate precipitation by Monday with a FL reaching well above the local peaks. A strong ridge of high pressure will build on Monday night for warm sunny conditions for Tuesday into Wednesday.  Guesstimates 8-12 cm by Friday morning with snow reaching the valley, 4-8 cm by Saturday morning above 900 meters, 3-5 cm above 1650 meters for Monday morning.


    Low pressure to the Northwest will send a cold front our way this morning.

    Low will move down the coast and stall over our area tomorrow.

   Snow can be expected in the area Friday into Saturday morning.

    Flow will become Southerly tomorrow.


   High pressure begins to rebuild for Tuesday.



ARTICLES:

Tips for Spring Ski Touring: Vince Schuley

Heli-Skiing in the Swiss Alps: Environmentalists Fighting Back

Scrutinising Snow and Ice from Space: Europe

Global warming more moderate than worst-case models: Science Daily


    Not much man made snow left in the bike park, should be an awesome early opening.

    Big picture from yesterday afternoon.

    Convective cloud development over the Pemberton Valley yesterday afternoon.

    A few showers over the Pemberton meadows yesterday.

    Whistler last night at 19:00 Hours.

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