20 Feb 2019

February 20, 2019


    YESTERDAY:

    Tuesday morning, 08:15 Hrs

    13:00 Hrs yesterday, Temperature was -7, winds 15-30 KPH SW.

    15:00 Hours, visibility improved. Temp the same slightly stronger winds.

    This satellite image taken from the same time frame as above image.

    By 16:00 hrs there were some rifts in the cloud.


Weather Observations for February 20, 2019 taken at 06:00 Hours.

2240 meters     -12, Winds were 25-40 KPH NNW--Horstman Hut
2180 meters     -12, Winds were 20-40 KPH NNW--Whistler Peak
1860 meters       -9, Winds were 20-40 KPH NNE--Rendevous
1835 meters       -9, Winds were 10-20 KPH NNE--Round House
1650 meters       -9, trace of new, 1 cm in 24 hrs, Base 247 cm--Pig Alley
1565 meters       -8, trace of new, 1 cm in 24 hrs, Base 178 cm--Catskinner
  660 meters       -7, Valley Temp, Max temp Yesterday was +2.2, 0.0 mm of precip recorded yest


    As of 07:00 hrs this am we have scattered cloud and unlimited visibility.



FORECAST:

The upper level trough has moved South this am with a dry Northerly flow aloft bringing unsettled weather. An upper level ridge will build Wednesday into Thursday but is quickly replaced by a front on Friday. Light snow and cool temperatures are forecasted!!  A cool upper level trough will push through for Saturday with the possibility of some flurries but will likely be an overcast dry day. A weak ridge rebuilds for Sunday. Guesstimates: 10-15 cm by Saturday morning. Trace-1 cm by Sunday morning.


    GOES IR image from this am.


    Upper level trough being pushed away by the High, clouds will dissipate quickly Wednesday.





    Fronts along the coast.

    Upper level high brings sunny weather for Thursday.





    Low and associated frontal band will bring light snow for Friday with cool temperatures.

    Cool upper level trough for Saturday.



    AVALANCHE ACTIVITY:

    Huge avalanche claims one life on Crans-Montana, SWI. Article below.       Anthony Avex Pic

    Close to 250 rescue workers at the scene.                                                             Anthony Avex Pic

    An avalanche has buried 6 soldiers in Northern India, i dead 5 missing. Article below.    Net Pic

    Locally, no new avalanches were observed yesterday.



    INFORMATION & OBSERVATIONS:

    Tuesday morning in the valley.

    White out at 13:00 Hrs Tuesday afternoon. -10, 35-45 KPH from the SW.

    Coming off the mountain after a good day of sliding around. 15:00 Hrs.

    Big picture Tuesday afternoon.

    Ice was melting in Squamish yesterday.

    Black oyster catchers at Porteau cove.

    Dissipating cloud Cheakamus Canyon Tuesday evening.

    Put to bed, visibility improving.



From Avalanche Canada MIN Reports: 

Boomerang Glacier: Feb 18, 2019

Enterprise Creek: Feb 19, 2019



From Mountain Conditions Report:

East of Mt. Romayne: Dave Sarkany


ARTICLES:

Huge avalanche claims one life on Crans-Montana slope: Switzerland

French Ski Patroller killed in Crans-Montana avalanche: Swiss Police

One soldier dead, five missing after an avalanche in Kinnaur: Northern India

Snow immersion death at Heavenly Basin: California

Search for snowshoer swept away by avalanche delayed by bad weather: North Vancouver

Man survives being carried 1000 ft (304.8 meters) in avalanche: Utah

Aspen-Area has suffered the brunt of Colorado's avalanches this year: Post Independent

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