22 May 2020

May 22, 2020

    PAST FOUR DAYS:

   Monday May 18, 2020. 14:00 Hrs. + 20 at 660 m. + 6 with a 10-15 KPH Breeze at 1835 m.

    Satellite image from same timeframe as above image.


    Big picture Monday afternoon.

    Tuesday May 19, 2020. 14:00 Hrs. + 19 at 660 m. + 5.7 with a 15-20 KPH Sw wind at 1835 m.

    Satellite image from same timeframe as above image.

    Tuesday afternoon.

    Wednesday May 20, 2020. 13:00 Hrs.

    Satellite image from same timeframe as above image.

    Big picture Wednesday afternoon.

    Thursday May 21, 2020. 14:00 Hrs. + 12 at 660 m. + 1.9 with a 15-30 KPH SSW wind at 1835 m.

    Satellite image from same timeframe as above image.

    Big picture on Thursday afternoon.

Weather Observations for May 22, 2020 taken at 06:00 Hours.

2240 meters    -3, Winds were 25-35 KPH W--Horstman Hut
2180 meters    -2, Winds were 20-30 KPH WNW--Whistler Peak
1860 meters    -1, Winds were   5-10 KPH SE --Rendezvous 
1835 meters    -1, Winds were   5-15 KPH SW--Round House
1650 meters   +1, 1.1 mm in 12 Hrs, 1.1 mm in 24 Hrs, Base 150 cm --Pig Alley
1560 meters     0, 1.0 mm in 12 Hrs, 1.0 mm in 24 Hrs, Base 80 cm--Catskinner
  660 meters   +7, Valley Temp, Max temp Yesterday was +12.2, 3.1  mm of precip yesterday.

    As of 07:00 Hrs this am we have overcast skies and variable visibility.


FORECAST:

A departing low and weak high will bring unsettled weather for today in a Northerly flow aloft. Mostly cloudy with some sunny breaks later today. The freezing level will rise to around 2000 meters, dropping back down to around 1800 meters tonight. Saturday is looking mostly cloudy as the ridge weakens and clouds move in from the low to the North. Good chance we will see some showers by Saturday night. 
Low to the North will bring periods of light precipitation on Sunday and continue into Monday. Will be posting again Monday morning. Guesstimates: 0-trace by Saturday morning, 2-4 mm by Sunday morning, 4-8 mm by Monday morning.



    Goes IR image from this am.

     Low drifting East, High building in from the West. Unsettled Friday. Some sunny breaks.







    Fronts along the coast.


     Low to the North, with a weakening high will bring mostly cloudy skies for Saturday.






     Low to the North will bring periods of light precipitation on Sunday.



    AVALANCHE ACTIVITY:

    Monday May 18, 2020. Looks like a bit of new debris.

    Weekend Chutes Monday afternoon.

    Vehicle induced activity from snow casting off Crystal Traverse.

    Chainsaw Ridge Tuesday morning.

    D 3.5 Wet slab avalanche in Montana, Article below.                                            Tommy S. image

    Limited visibility on Thursday.


    INFORMATION & OBSERVATIONS:

    Monday morning, some clouds in the morning.

    Alta Lake was busy on Monday.

    What you lookin at??

    Cloudier in the afternoon on Monday..

    Tuesday morning, after a clear night clouds moved in.

    Cumulus clouds got very large by Tuesday afternoon.

    If your bored in Whistler,  your doing something wrong!!!


    Clouds moved in quickly Wednesday morning.

    Just before noon on Wednesday.

    Mostly cloudy on Thursday morning.

    Unsettled and dry for most of the daylight hours on Thursday.

    Cloudier later Thursday afternoon with some intermittent showers.



VIDEOS:

How to detach a chairlift rope: Biollene Chairlift

Fraser valley Farm Forecast with: David Jones



ARTICLES:

Proposal submitted for massive 11,000 acre Backcountry all season ski and bike resort in B.C.:  Zincton

Gigantic Wet Slab avalanche releases at Montana Ski Area: Yellowstone Club

Two men cited for reckless endangerment after triggering avalanche at Eisenhower Tunnel: Colorado

CDOT warns of undetonated bombs in Colorado Mountains from avalanche mitigation: Denver Post

The Three Sides of Risk: Morgan Housel

Experts warn unstable mountain slope poses landslide and tsunami risk: Alaska

Long term data shows that hurricanes are getting stronger: Science Daily

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