December 13, 2016

AVALANCHE ACTIVITY:

    Point releases mid day Monday.

    Na (natural) and some Sa (skier accidental) up to Sz 1 very soft loose and soft slab slides.

    Sa (skier accidental) yesterday near Sneakey Pete's-1F slab SE Aspect 1920 Meters.

    Taken on late Monday afternoon-15 to 20 M wide mostly 10-15 cm deep with a pocket of 40 cm.



    YESTERDAY:

    First Light Monday December 12, 2016.

    Early Monday morning.

    Nice powder in the morning.

    Pixy Dust

    Phalanx Ridge

    Image from Monday morning.

    Snow guns had someone thinking there was a fire on the mountain!!

    Sunset Monday evening.


WEATHER:

Weather Observations for December 13, 2016,: taken at 06:00 Hours.

2240 meters   -14, Winds were 10-20 KPH NNE--Horstman Hut 
2180 meters   -13, Winds were   5-15 KPH SE   --Whistler Peak
1860 meters   -13, Winds were   5-10 KPH S     --Rendevous
1835 meters   -13, Winds were   0-5   KPH E     --Roundhouse
1650 meters   -14, 0 cm of new snow, 0 cm in 24 hrs, 170 cm Base, RH 85%  --Pig Alley
1550 meters   -14, 0 cm of new snow, 0 cm in 24 hrs, 119 cm Base, RH 80%  --Catskinner 

  660 meters   -13, Valley Temp, Max Temp Yesterday was -5.8, 0.0 mm of Precip recorded yest

   As of 07:00 Hrs this am we have clear skies, unlimited visibility and the moon is setting

FORECAST:

High pressure will bring sunny cold weather to the area for today. Little change until Sunday, some cloud development Friday into Saturday. We may see some prefrontal, light flurries Saturday night into Sunday.  As of now there is some precipitation expected on Monday into Tuesday. Enjoy the sunny weather.

    Clear and cold for Tuesday.

    High Pressure in command today.

 

    High weakens starting on Wednesday into Thursday.

    High pressure for Friday as of now.

    Next frontal system will push into the area by Sunday/Monday.




ARTICLES:

Rescue in the North Shore Mountains, Avalanche Involvement: Info news

Skier Falls into tree well--Dies at Snoqualmie Pass: Alpental

Update on the avalanche that killed a skier on Henderson Mt.: Montana

Workshop on Avalanche Processes in Condensed Math Physics & Beyond: Barcelona



OBSERVATIONS:

Mauro Pizzarelli December 12 at 12:12pm

some real time beta for those coming up to Seymour after work. 2 compression tests, similar results on a small 30 degree slope. CTM 16, and CTM 18, down 20, SP, followed by the exact same results twice CTH 29 down 75 SP. Bit of wind out of NE, -5. 1300ish m in the glades N of Brockton peak. hopefully that's useful, play to win!

    Looking Southwest.

    Clouds to the South most of the day.

    Mid day point releases.

    Another awesome day.

    Light show.

    Blackcomb Peak.

       Moon Monday night. Full Cold Moon will be Tonight.