9 Apr 2019

April 9, 2019


    YESTERDAY:

    Mount Currie early Monday morning.

    There were a few breaks in the morning.

    Overcast later in the morning, weak front moving our way!!

    Front moving up the valley quickly at 12:00 Hrs.

    Snowing at 12:30 Hrs.

    Monday afternoon.

    Moist spring snow into the valley.

    Still snowing lightly at 18:00 Hrs.

Weather Observations for April 9, 2019, 2019 taken at 06:00 Hours.

2240 meters     -6, Winds were 35-45 KPH NNW--Horstman Hut
2180 meters     -5, Winds were 20-30 KPH NNE-Whistler Peak
1860 meters     -3, Winds were 20-30 KPH N--Rendevous
1835 meters     -3, Winds were   5-10 KPH NNW--Round House
1650 meters     -3, 3 cm of new, 4 cm in 24 hrs, Base 244 cm--Pig Alley
1565 meters     -2, 2 cm of new, 4 cm in 24 hrs, Base 170 cm--Catskinner
  660 meters    +1, Valley Temp, Max temp Yesterday was +8.3, 0.7 mm of precip recorded yest


    As of 07:00 Hrs we have some high scattered cloud, valley cloud, and unlimited visibility.



FORECAST:

The upper level trough is still just South with some weak ridging developing off the coast, will bring unsettled weather for today in a Northerly flow aloft. The FL will likely spike at 1800+ meters this afternoon with day time heating. Another shortwave trough will push in tonight with light precipitation and overcast skies for most of Wednesday. A brief break Wednesday night before another weak disturbance on Thursday. Another break on Thursday night into Friday morning before yet another front pushes into the area for the weekend. Unsettled spring weather with normal temperatures and periods of rain. Guesstimates: 0 cm by Wednesday morning (1-2 mm),  4-6 cm by Thursday morning, 2-4 cm by Friday morning.


    GOES IR image from this am.


    High off the coast with some ridging for today with valley clouds pushing in from the South.






    Fronts along the coast.

    Low to the North will bring overcast skies and periods of light precipitation.






    High being pushed further South, low will be sending wet overcast conditions our way.

    High pushes back on Friday with unsettled weather expected.




    AVALANCHE ACTIVITY:

    Locally, check MIN report below, Sz 1 Xe cornice testing on hill. Sz 1.5-2 Sa, Na in backcountry.

    Cornices continue to grow, noses are very fragile.


    Two building damaged in an avalanche in Ketchum, Idaho. Article below.                          Net Pic





    INFORMATION & OBSERVATIONS:

    Snowing and blowing at 2240 meters, -4 Deg C at 12:30 Hrs.

    For a while it was snowing hard.

    Considerable on Monday.

    2 cm recorded at 1565 meters yesterday by 14:30 Hrs.

    1 cm recorded at 1650 meters yesterday, HS 242 at 14:00 Hrs.

    Moist snow at 1650 meters yesterday, 0 Deg C at 14:30 hrs.

    Preparing for the Ski & Snowboard Festival.

    Ice on Green Lake is melting quickly.

    Big Picture Monday afternoon.


From Avalanche Canada MIN Reports:

Decker wind slab: March 8, 2019



ARTICLES:

Avalanche hits truck and bulldozer injuring 2 people: Kyrgyzstan

An avalanche has damaged Board Ranch houses: Idaho

Air temperatures in the Arctic are driving system change: Science Daily

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