11 Apr 2019

April 11, 2019


    Raining in the valley Wednesday morning.

    Snow line was at around 1200 meters.

    Variable visibility in the alpine.

    Very flat light, where is everyone.

    A few breaks over the valley at around noon.

    Broken to the blue.

    Wednesday afternoon.

    Sun came out for a while. 13:30 hrs.

    Some nice turns while you could see.

    Bigger holes.

    Sunny in the valley at around 15:30 Hrs.

Weather Observations for April 11, 2019, 2019 taken at 06:00 Hours.

2240 meters     -8, Winds were 0-5 KPH SSW--Horstman Hut
2180 meters     -7, Winds were 0-5 KPH SSW--Whistler Peak
1860 meters     -6, Winds were 0-5 KPH SE--Rendevous
1835 meters     -6, Winds were 0-5 KPH SE--Round House
1650 meters     -5, trace of new, 3 cm in 24 hrs, Base 237 cm--Pig Alley
1565 meters     -4, 0 cm of new, 2 cm in 24 hrs, Base 165 cm--Catskinner
  660 meters    +1, Valley Temp, Max temp Yesterday was +8.2, 1.3 mm of precip recorded yest

    As of 07:00 Hrs this am we have overcast skies, unlimited visibility & snowing lightly.


A weak front will bring overcast skies and periods of light precipitation in a Northwest flow aloft for today. The FL could spike at 1500 meters. A weak ridge builds for Friday with unsettled weather for most of the day, another frontal band arrives for Friday night into Saturday with light precipitation for most of the day. A weak upper level trough will bring a mixed bag for Sunday into early Monday before another weak frontal band arrives Monday night into Tuesday. The pattern continues into next week with the possibility of more precipitation. Guesstimates: 2-4 cm by Friday morning, trace-1cm by Saturday morning, 5-10 cm by Sunday morning.

    GOES IR image from this am.

     Low will bring an overcast day with periods of light Precipitation, FL 1500 meters.

    Fronts along the coast.

    High pushes in for Friday with unsettled weather. Warmer.

    Frontal band coming down the coast for Saturday. Cools off again!!

    Weak upper level trough for Sunday.


    Sc Sz .5 in the afternoon with the wind loading.

    Yesterday,  Avalanche control produced  Sz 1 soft slabs Sc. Xc produced Sz 2 Cornice debris.


    Challenging visibility.

    Tuning up the instruments.

    Signs, signs, everywhere there's signs!!

    Moderate hazard on Wednesday.

    Time to go, nice break in the challenging visibility.

    Rime at 2180 meters.

    Cornice nose's can be so fragile.

    At 1565 M we received 2 cm of new snow. Base 164 cm. Temperature 0 Deg C at 14:30 Hrs.

    Yest we received 3 cm of new snow as of 14:00 hrs. Base was 239 cm. Temp +1 Deg C at 1650 M

    Big picture Wednesday afternoon.

    Green Lake is ice free.


Large avalanches in Heather and Super Bowl will close Heather through weekend: Mt Hood

Avalanche danger continues in Central Idaho: Sawtooth Mountains

Wintery weather brings avalanche risk: Switzerland

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