1 Mar 2020

March 1, 2020


    Unsettled Saturday morning.

    Less cloud as the day progressed.

    More blue than white later in the afternoon.

    Nice snow!

    Another awesome day.

    Saturday February 29, 2020. 18:00 Hrs. -8.8 Deg C with a 5-10 KPH South breeze.

    Satellite image from Saturday afternoon.

    Big picture Saturday.

    Sunrise was at 17:52 Hours.

Weather Observations for March 1, 2020 taken at 06:00 Hours.

2240 meters    -11, Winds were 20-30 KPH S--Horstman Hut
2180 meters    -11, Winds were 20-25 KPH SW--Whistler Peak
1860 meters      -9, Winds were 10-20 KPH ESE --Rendezvous 
1835 meters      -9, Winds were   5-10 KPH WSW--Round House
1650 meters    -10, 3 cm in 12 Hrs, 3 cm in 24 Hrs, Base 260 cm --Pig Alley
1560 meters .    -9, trace cm in 12 Hrs, trace in 24 Hrs, Base 180 cm--Catskinner
  660 meters      -6, Valley Temp, Max temp Yesterday was +4.0, 0.6 mm of precip yesterday.

    As of 07:00 Hrs this am we have scattered cloud and unlimited visibility.


A weak upper level trough and some weak ridging this am will bring unsettled weather for this morning in a Northerly flow aloft. Should see an increase in the clouds by this morning with some periodic isolated flurries this afternoon. Mostly overcast with a few sunny breaks early this morning. The freezing level will hover at or just above surface. Another weak wave on Monday with some flurries early Monday morning, mostly cloudy during the day with an impulse of light precipitation Monday afternoon. More of the same on Tuesday with overcast skies and light precipitation, with an impulse  of steady precipitation in the afternoon into early Wednesday morning. Zonal flow will bring troughing into the weekend. Guesstimates: 2-4 cm by Monday morning, 2-5 cm by Tuesday morning, 10-15 cm by Wednesday morning.

    GOES IR image from this am.

    Unsettled this am with some weak ridging, the low will send clouds our wat today as well.

    Fronts along the coast.

    Weak trough for Monday with the high retreating to the West.

    Stronger trough for Tuesday with steady light precipitation.


    Old fracture line from last snow fall.

    Wet loose on solar aspects.

    Wet loose observed yesterday.

    On WB yesterday avalanche mitigation produced Sz 1-2 Xe, Sc, Xt. 


   . Some wind effect on certain aspects.

    Other slopes were creamy.

    Nice light at around 16:00 Hrs.


    Snow conditions were very good.


Taylor: Feb 29, 2020

Marriot: Feb 29, 2020

Whirlwind Glacier: Feb 29, 2020


Groomer destroyed by avalanche: Montana


Snowmobiler organizes Vail Pass event to improve avalanche safety: Colorado

Ski Area sued for 30 million after 2 deaths: Mt Bachelor

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