7 Mar 2017

March 7, 2017


   AVALANCHE ACTIVITY:

    Hawkins Peak avalanche update, Washington State snowmobile fatality, story below.  Net Pic

    Locally, avalanche control yesterday Sz 1 soft slabs Xe, one Sz 1.5 Xe some Na Sz 1 observed.

   YESTERDAY:

    Some blue in the morning, Monday March 6, 2017.

    Light snow by mid morning, and overcast conditions.

    Clouds moved in quickly.

    Dust on cord in the valley.

    Variable visibility at times.

    Monday Morning

    Creekside 16:00 Hrs, snowing lightly.


Weather Observations for March 7, 2017: taken at 06:00 Hours.

2240 meters      -13, Winds were 25-35 KPH SE--Horstman Hut 
2180 meters      -12, Winds were 25-35 KPH S  --Whistler Peak
1860 meters      -11, Winds were 15-25 KPH SE--Rendevous
1835 meters      -10, Winds were 10-20 KPH SE--Roundhouse
1650 meters        -9, 9 cm of new snow, 11 cm in 24 hrs, 293 cm Base, RH 88%  --Pig Alley
1550 meters        -9, 5 cm of new snow,   6 cm in 24 hrs, 208 cm Base, RH 92%  --Catskinner 
  660 meters        -4, Valley Temp, Max Temp Yesterday was -0.1, 3.6 mm of Precip recorded yest

    As of 07:00 hrs this am we have overcast skies, variable visibility and it is snowing lightly.


FORECAST:

A warm front will bring light/moderate snowfall to the area today in a Westerly flow aloft. The FL might rise to 800 meters during the day, dropping to below surface this evening. A weak surface ridge will bring unsettled weather for Wednesday into Thursday morning in a West\Northwest flow aloft. By Thursday a low pressure system will begin to move Eastward bringing light snowfall to the area by the afternoon intensifying Thursday night with heavy snowfall and strong winds. This system will continue its passage until Friday afternoon with a quick break before the xext system moves in by the evening. Models are still in disagreement to what will happen with the front Thursday night so there may be some changes again tomorrow.  More snow for the weekend.
Guesstimates:10-20 cm by Wednesday morning, 4-6 cm by Thursday morning, 20-30 cm by Friday morning, 15-20 cm by Saturday morning.


    GOES IR image this am.

    A warm front will bring overcast skies with light snowfall through out the day.

    Most of the moisture is going South.

    Unsettled Wednesday into Thursday morning.

    Deep low arrives fro Thursday night into Friday.

    A significant low pressure system arrives for Thursday night into Friday.



    OBSERVATIONS & INFORMATION:

    Looking for deep pow!!

    Snowed on Snowman.

    Decent turns mid mountain.

    Convective cloud development over Skypilot.



ARTICLES:

Update on the avalanche that killed a snowmobiler in Washington State: Hawkins Peak

An avalnche has damaged a St Anthony home: Newfoundland

"No Fatalities" as an avalanche hits a French Ski Resort: Tignes

Father, son survive avalanche near Lincoln: Montana

Skiers learn from triggering avalanche at Elephant's Back: Lake Tahoe

"It was not extreme terrain" says Avalanche Canada about Callaghan valley death: CBC News

Vancouver man identified as victim of Callaghan Avalanche: Squamish Chief

Conditions report on the Coast: Mountain Sledder


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