31 May 2021

May 31, 2021

      PAST WEEK:

      Monday May 24, 2021. 12:00 Hrs. Overcast & Dry.  +12 Deg C at 660 m. 0 Deg at 2180 m.

      Tuesday May 25, 2021. 12:00 Hrs. +14 Deg C at 660 m. 0 Dec at 2180 m.

     Wednesday May 26, 2021. 12:00 Hrs. +13 Deg C at 660 m. 0 Deg at 2180 m.

      Thursday May 27, 2021. 14:00 Hrs. +8 Deg C at 660 m. -2 at 2180 m. Moist and cool.

      Friday May 28, 2021. Unsettled. Morning showers. 12:00 Hrs. +13 Deg C at 660 m. -1 at 2180 m.

     Saturday May 29, 2021. 13:00 Hrs. +20 Deg C at 660 m. +1 at 2180 m. 

      Sunday May 30, 2021. 12:00 Hrs. High overcast. +15 Deg C at 660 m. +4 at 2180 m.

Weather Observations for May 31, 2021 taken at 06:00 Hours.

2180 meters     +6, Winds were   0-5 KPH W--Whistler Peak 
1835 meters     +7, Winds were 5-10 KPH E--Round House
1650 meters     +5, 0.0 mm in 12 Hrs, 0.0 mm in 24 Hrs, Base 141 cm --Pig Alley
  660 meters   +10, Valley Temp, Max temp Yesterday was +18.8, trace of precip yesterday.

      As of 07:00 Hrs this am we have broken cloud and unlimited visibility in the alpine.


A weak upper ridge will bring a mix of sun and cloud for this am in a Westerly flow aloft. High cloud will spill in over the ridge today with mostly cloudy skies by this afternoon. Should see unsettled weather by later this afternoon with some sun and cloud. Ridge strengthens for Tuesday with mostly sunny skies. The ridge will begin to migrate East on Wednesday with a mix of sun and cloud. A weak front moves into our zone on Thursday afternoon with periods of light precipitation. Cooler temps for Thursday into the weekend as a series of frontal bands bringing light precipitation into the South Coast. As of now it looks like the pattern will continue into early next week. Saturday is looking like the wettest day. Guesstimates: 0 mm by Tuesday am. 0 mm by Wednesday am, 0 mm by Thursday am, 1-3 mm by Friday am, 2-5 mm by Saturday am, 5-8 mm by Sunday am, 1-3 mm by Monday am.

      GOES image from this am.

      Ridge building but high clouds will move in from the low too the North for today.

      Westerly flow aloft.

       Ridge strengthens for Tuesday. Should see mostly sunny skies.

       Ridge shifts East on Wednesday allowing more cloud into the mix.

           Low begins to move down the coast with a weak front arriving on Thursday.

      Cool moist unsettled flow for Thursday, sunny breaks, cloud and periods of light precip.

      Mostly cloudy for Friday with some isolated showers.

      Saturday could be a wet day with light rain most of the day.

.       Low will continue to bring a cool moist flow for Sunday with showers.


      An avalanche has killed two on Mount Andromeda. Columbia Ice Field Article below.   JNP Image

     An avalanche on Konigssoitze, Italy has killed two mountaineers on May 19, 2021. Article Below.

      Skier cuts out slab, takes out an uphill ski tourer from above. MIN report below. Stephenalwast Pic

      Locally, fresh wet loose activity after snow in the alpine on Thursday/Friday.

       Recent wet loose point releases. 


      Some showers on Monday but there were some breaks in the afternoon. High of +13.8 at 660 m.

     Weak upper trough early Tuesday am. At 07:00--0 Deg C at 2240 m.

      Unsettled weather Tuesday afternoon. High in the valley of +18.2 Deg 

      Overcast Wednesday afternoon, rain held off until the evening. High in the valley was +13.6.

      A wet Thursday. 16.7 mm recorded at 660 m. High was +10.6 Deg C.

      Unsettled Friday, showers in the morning, fresh snow, cleared by Friday night. High of +15.3.

      Serratus on a bluebird Saturday afternoon. High in Squamish on Saturday was +21.7 Deg C.

      Mostly cloudy on Sunday, some breaks later in the day. High of 18.8 Deg C.


Garibaldi Circumnavigation + Summit: May 29, 2021


Avalanche in Gilgit: Pakistan

Nasty little slab: Victor Galuchot


2 dead following an avalanche on Mount Andromeda: Columbia Ice Field

MIN report from Mount Andromeda: Avalanche Canada

A ski mountaineer has died in an avalanche near Valpelline: Italy

Snowfall modelling shows scary future for Southern Ski Fields: NZ Hearald

North Rockies will see daily forecasts next winter: Avalanche Canada

Interesting MIN report from Stanley Peak, May 22, 2021: Avalanche Canada

Still avalanche concerns with an extended winter in: Austrian Alps

An avalanche has killed two people in the Ortler Alps: Italy Hit the translate option.

From Sluffs to Slides: Backcountry Magazine

The causes and risks of avalanches in Norway: What you need to know!

Avalanche fatalities, Covid and Backcountry Skiing: Powder Cloud

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