3 Feb 2020

February 3, 2020

    YESTERDAY:

    Sunrise on Sunday was at 07:45 hrs.

    Awesome light in the am.

             There was some new snow in the upper elevations.


    A few breaks in the am.

    Whistler backcountry.

    Sunday February 2, 2020. 13:30 Hrs. -8.1 Deg C with a 10-25 ESE Wind.

    Sunday afternoon.

    Big picture on Sunday.

    Light snow at the end of the day.


Weather Observations for February 3, 2020 taken at 06:00 Hours.

2240 meters    -15, Winds were 20-25 KPH NNE--Horstman Hut
2180 meters    -13, Winds were 20-35 KPH N--Whistler Peak
1860 meters    -14, Winds were 10-15 KPH N --Rendezvous 
1835 meters    -14, Winds were 10-15 KPH NNW--Round House
1650 meters    -12, 7 cm in 12 Hrs, 7 cm in 24 Hrs, Base 247 cm --Pig Alley
1560 meters .  -11, 5 cm in 12 Hrs, 5 cm in 24 Hrs, Base 166 cm--Catskinner
  660 meters     -6, Valley Temp, Max temp Yesterday was + 0.2, 0.7 mm of precip yesterday.


    As of 07:00 Hrs this am we have a few scattered clouds and unlimited visbility.


FORECAST:


A weak ridge of high pressure will bring clear skies this am with increasing cloud later this afternoon in a Northerly flow aloft. The freezing level will remain below surface. A weak warm front will arrive Tuesday morning with periods of light precipitation. This weak front will carry on into Wednesday with the light precipitation coming to an end in the afternoon. A more active front arrives for Thursday. Guesstimates: 0 cm by Tuesday morning, 8-12 cm by Wednesday morning, 2-6 cm by Thursday morning.


    GOES IR image from this am.


    High will dominate today with sunny skies this am.






    Fronts along the coast.

    Weak warm front with rising FL.





        Weak trough for Wednesday with warmish temperatures.


    AVALANCHE ACTIVITY:

    A snowmobiler is lucky after triggering multiple avalanches in Montana. Article below.     Net Pic

     Avalanche control on Whistler yesterday produced  some Sz 1-2 Xe, Xc.

    Avalanche control on Blackcomb yesterday produced some Sz 1-1.5 Xe, Xh.

    Lakeside Bowl

    Sz 1.5 in Lakeside Bowl Xh.

    Evidence of old debris in Lakeside. Sz 3 Na observed yesterday in Emerald Bowl as well.   



    INFORMATION & OBSERVATIONS:

     Friday's storm coated pretty much everything at 1800 meters.

    Pay attention to the avalanche closures.

    Shives on the Blackcomb side of the P to P.

    Peak to Peak requires some extensive De-icing.

    Symphony, The Peak, and the P to P remained closed on Sunday.

    Some alpine lifts on the Blackcomb side remained closed on Sunday as well..

    Base at the Pig Alley weather plot was 246 cm at 14:00 Hrs Sunday. (1650 meters)

    Base at the Catskinner weather plot was 162 cm as of 14:30 hrs on Sunday. (1570 meters)

    Ice on the Whistler side of the P to P Building.

              Some cool, dry erase art.


AVALANCHE CANADA MIN REPORTS:

Chief Pascal: Feb 2, 2020

Conditions Report: Feb 2, 2020

Disease Shoulder: Feb 2, 2020


VIDEOS:

Whistler Weather with meteorologist: David Jones

Wind slabs and weak facets: Avalanche Guys



ARTICLES:

Snowmobiler avoids injury in an avalanche near Big Sky: Montana

Savoie on orange alert for avalanches: France

Two skiers escape unscathed after being caught in an avalanche: Les Arcs

Higher than average snowfall increases highway closures: B.C. Highways

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