14 Mar 2017

March 14, 2017


    AVALANCHE ACTIVITY:

    8 miners have been killed in an avalanche in Afghanistan--story in article section.       Net Pic

   Avalanche control on WB yesterday produced Sz 1-1.5 soft slabs.  Sz 1.5 Sa in Husume feeders.


YESTERDAY:

    Snow line was at 1250 meters Monday March 13, 2017.

    Uphill track on Gear Jammer.

    Monday morning.

    Monday morning light snow flurries, looks jucier too the South.

    Decent snow before it warmed up.

    Very moist and warm air mass.

   15:45 Hrs on Monday, luckily most of the precipitaion went South of our zone.

   Just missed us!! Conveyor belt of moisture yest, they can have it. We were relatively dry all day.

    Brief view of Fissile  in the afternoon.

    Breaks later in the afternoon.

    16:30 Hrs Monday afternoon.


Weather Observations for March 14, 2017: taken at 06:00 Hours.

2240 meters      -3, Winds were 55-80 KPH SE  --Horstman Hut 
2180 meters      -2, Winds were 50-70 KPH SE  --Whistler Peak
1860 meters      -1, Winds were 10-25 KPH S     --Rendevous
1835 meters       0, Winds were 20-50 KPH ESE--Roundhouse
1650 meters     +1, 2 cm of new snow, 3 cm in 24 hrs, 298 cm Base, RH 98%  --Pig Alley
1550 meters       0, 1 cm of new snow, 2 cm in 24 hrs, 218 cm Base, RH 99 %  --Catskinner 
  660 meters     +1, Valley Temp, Max Temp Yesterday was +6.3, 8.9 mm of Precip recorded yest


   As of 07:00 Hrs this am we have overcast skies, limited visibility and it is snowing +1 and blowing.


FORECAST:

A warm front will push through today in a Southwesterly flow aloft with moderate to strong winds. The FL is looking like it will max out at 1800 meters than drop to 1500 meters by tonight. The pattern is changing and looking drier with slightly cooler temperatures than the model runs yesterday. For today we will recieve light/moderate precipitation with the FL hovering in the 1800 meter range, possibly rising to 2000 meters. Wednesday will be drier with light precipitation later in the day and the FL starting at 1400 meters dropping to 900 meters by Wednesday night. Another front arrives for Thursday afternoon with light/moderate precipitation and the FL hovering in the 1000 meter range. Friday and Saturday at this time are looking juicy. We will likey see some breaks by Sunday.
Guesstimates: 10-20 cm above 1700 meters by Wednesday morning, 5-15 cm by Thursday morning,
10-30 cm by Friday morning.



    GOES IR image for this am.




                    More precipitation for Today.


   Some precipitation for Wednesday.

    Looking cooler for Thursday.



    Likely the most snow of the week Friday.


   More weather for Saturday.



INFORMATION & OBSERVATIONS:


   Moist snow at 1250 meters.

    Cornices were growing in the moderate winds Sunday night.

    Interesting nose on regulator cornice.

    Some flurries Monday.

    By the afternoon the snow became moist. +0.5 at 2240 meters at 14:00 Hrs yesterday.

    Riming on the Horstman Hut.

    Valley late Monday afternoon.



ARTICLES:

Avalanche kills 8 miners in Badakhshan: Afghanistan

7 meter fracture line: Chamonix

Sledders found in caribou area charged: Mount Preddie

Scientists study pink snow in North Shore Mountains: SFU

Insidious Considerable Avalanche Hazard: North Shore SAR

Students blocked by avalanche to return home: Washington State

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