13 Feb 2020

February 13, 2020


    Early Wednesday morning. Sunrise was at 07:29 Hrs.

    Cloudy in the morning.

    Stratus layer can be seen way to South.

    Looking North.

    Very cloudy to the South.

   Changed in about 1 hour.

    Wednesday February 12, 2020. 13:00 Hrs. -2.5 Deg c with a 5-10 KPH SE breeze.

    Wednesday afternoon.

    Big picture Wednesday afternoon.

    Cleared off in the early afternoon.

    16:00 Hrs.

    Wednesday evening, sunset was at 17:23 Hrs. Massive Stratus layer moving in.

Weather Observations for February 13, 2020 taken at 06:00 Hours.

2240 meters    -9, Winds were 30-45 KPH S--Horstman Hut
2180 meters    -8, Winds were 44-60 KPH SE--Whistler Peak
1860 meters    -7, Winds were 15-20 KPH SE --Rendezvous 
1835 meters    -6, Winds were 10-30 KPH SE--Round House
1650 meters    -5, 3 cm in 12 Hrs, 3 cm in 24 Hrs, Base 245 cm --Pig Alley
1560 meters .  -2, 2 cm in 12 Hrs, 2 cm in 24 Hrs, Base 166 cm--Catskinner
  660 meters     0, Valley Temp, Max temp Yesterday was +5.1, 0.0 mm of precip yesterday.

   As of 07:00 Hrs this am we have overcast skies, limited visibility and it is snowing 1 cm per hr.


A cold front will bring periods of light precipitation for today in a Westerly flow aloft. The freezing level will rise to around 1000 meters and drop back down to surface tonight. Trailing upper level trough with a weak warm front for Friday with cooler temperatures and periods of light precipitation. May even see a brief sunny break in the afternoon. Weak trough for Saturday with the FL rising to around 1200 meters with periods of light precipitation. Drying trend for Sunday with a ridge arriving for early next week. Guesstimates: 8-12 cm by Friday morning, 5-10 cm by Saturday morning, 2-6 cm by Sunday morning.

    GOES IR image from this am.

    Low from the Northeast will send a cold front for today, FL will be between 1000m-600m.

    Fronts along the coast.

     Upper level trough for Friday with the FL ranging from 800 meters to below surface.

         Trough for Saturday with light snow and the FL rising to 1200 meters. 


    An avalanche has killed 5 people near Roudbar, Iran. Article below.                               Net Pic

    Update on the Cooper Landing, AK avalanche fatality. Article below.                                 Net Pic

    Avalanche control near Winter Park, CO. Check out video section.                                     Net Pic

    Not much to report on Whistler, some Sz 1 Na wet loose on steep solar aspects.

    Similar situation on Blackcomb, Sz 1 Na wet loose steep solar aspects.


    Wednesday morning, -2 Deg C at 660 meters at 07:30 Hrs.

    Looking to the South Wednesday afternoon.

    Fresh Backcountry tracks.

    Lots of folks enjoying Symphony Chair.

    Man made Snow.


Cayoosh Mtn: Feb 12, 2020


Whistler weather with meteorologist: David Jones

Berthoud Pass: Avalanche Mitigation


Five people have died in an avalanche in Roudbar: Iran

More details on the Cooper Landing avalanche fatality: Alaska

Avalanche danger forecast on the rise: Prince George

Strong interest in backcountry safety seminar at RED Resort: Rossland

Vail apologizes, explains 'Lift line apocalypse' 5 days later: Colorado

North America's first human powered backcountry ski area opens this weekend: Colorado

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