18 Oct 2021

October 18, 2021

      PAST WEEK:

      Monday October 11, 2021. 12:00 Hrs. -1 Deg C at 1835 m.

      Tuesday October 12, 2021. 12:00 Hrs. -4 Deg C  at 1835 m. +4 Deg c in the valley.

      Wednesday October 13, 2021. 12:00 Hrs. -3 Deg C at 1835 m.

      Thursday October 14, 2021. 12:00 Hrs. 0 Deg C at 1835 m.

      Friday October 15, 2021. 13:00 Hrs. 0 Deg C at 1835 m.

      Saturday October 16, 2021. 12:00 Hrs. +1 Deg C at 1835 m.

      Sunday October 17, 2021. 14:00 Hrs. +1 Deg C at 1835 m.

                  GOES image from same time frame as above image.


      From the archives, Saturday October 17, 2020. 12:00 Hrs. +1 Deg C at 1835 m. 


Weather Observations for October 18, 2021 taken at 06:00 Hours.

2180 meters      -3, Winds were 20-35 KPH SE--Whistler Peak 
1835 meters      -2, Winds were   5-10 KPH SE--Round House
1650 meters       0,  2.2 mm in 12 Hrs, 21.2 mm in 24 Hrs --Pig Alley
  660 meters     +5, Valley Temp, Max temp Yesterday was +7.9, 29 mm of precip yesterday


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

FORECAST:

A weak upper ridge will bring a mixed bag of weather in a Southerly flow aloft for today. Mostly cloudy skies this am and some sunny breaks in the pm. The freezing level will hover in the 1600 meter range with a high of around 1800 m, low of 1300 m tonight. Tuesday is looking dry with a mix of sun and cloud. Another wet day on Wednesday as a deep low (952 hPa forecasted) moves down the coast into Thursday. 40-60  mm possible from this event with seasonable temperatures and strong winds.  A few weaker frontal bands will push through Friday into Sunday, with slightly cooler temperatures. A La Nina pattern with the snow pack building in the upper elevations. Guesstimates: 0-trace by Tuesday am, trace-1 mm by Wednesday am, 8-14 mm by Thursday am, 35-45 mm by Friday am, 4-8 mm by Saturday am, 15-20 mm by Sunday am, 15-20 mm by Monday am.


      GOES image from this am.


      High pressure building for today with mostly cloudy skies.







      Southerly flow aloft for today.


       Low moves down the coast and high shifts East. 

 




      Upper trough for Wednesday with warmish temperatures and precipitation.

      Active pattern for Wednesday, wet and breezy.

      Deep low in the Pacific, wet Southerly flow for Thursday.

      Deep low gets closer on Thursday.




      Low will send rain our way Thursday as well. Could be a soaker!


      Long wave trough developing into the weekend.



     Looking wet Saturday.

      Likely a wet day on Sunday as well, 



      AVALANCHE ACTIVITY:

      Grizzly Bear (just right and up of centre) released this avalanche below.      Bryce Anderson Image

      Grizzly accidental, Treaty Glacier. North Coast Mountains.               Bryce Anderson Image


      Na Sz 2 wet loose Mt Cook, NZ area.                                                                     R. Lane Pic


      Recent Sz 4 Na near Mt Cook, NZ.                                                                                   Kyle Pic


      Sz 2 Na wet loose Fiordland, NZ.                                                                         David Ewing Pic


      Avalanche Advisory: New Zealand


      INFORMATION & OBSERVATIONS:

      Last day in the Park. Noon. +7 Deg C in the valley.

      Fall sunset Lake Simcoe, High on Monday was +22.6 Deg C.


      Tuesday evening, 17:30 hrs. -4 Deg C. 2.1 mm recorded at 660 m Tuesday.

      Wednesday Noon. +6 Deg C in the valley.

      Thursday noon. +6 Deg C at 660 m. 1.2 mm recorded at 660 m.

       Friday 13:00 Hrs. +7 Deg C in the valley. 13.1 mm recorded at 660 m.


      Saturday am,  weak Atmospheric River moving onto the West Coast.

      Saturday Noon. +7 Deg C at 660 m. 34.9 mm recorded at 660 m Saturday.


         Looking promising for the upcoming season which officially starts in 38 Days at WB.


      Sunrise Sunday at 07:37 Hrs. +1 Deg C at 1835 m.


      Sunday 14:00 Hrs. +7 Deg C at 660 m. 29 mm recorded at 660 m on Sunday.



VIDEOS:

Ski Patrol Magic: Kicking Horse


ARTICLES:

Avalanche buries hiker on Crow's Pass Trail: Alaska

Early Season Avalanche Discussion: Colorado

Avalanche Canada Foundation Fundraiser: BRAAP it UP

Eight reasons why you should take a Companion Rescue Skills Course: Avalanche Canada

ENSO La Nina update: October 14, 2021

The Upcoming Winter: La Nina is Back

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