April 11, 2016

    Demo Days on Whistler Sunday April 10, 2016.

    Skiing was great, crowds were better.

    Snow is popping out of some interesting spots.

    Each day something new is moving.

    Sunday morning, cloud developing to our South.

    In the afternoon they were moving in.

    Cloud slowly built to our South throughout the afternoon.


Weather Observations for April 11, 2016: taken at 06:00 Hours.

2240 meters      -3, Winds were   5-10 KPH S  --Horstman Hut Station
2180 meters      -2, Winds were 10-15 KPH S  --Whistler Peak 
1860 meters       0, Winds were   5-10 KPH SE --Rendevous
1835 meters       0, Winds were 10-20 KPH S   --Roundhouse 
1650 meters     +1, 0 cm of new snow, 0 cm in 24 hrs, 267 cm Base, RH 94%  --Pig Alley
1550 meters     +1, 0 cm of new snow, 0 cm in 24 hrs, 218 cm Base, RH 99%  --Catskinner

  660 meters     +8, Valley Temp, Max Temp Yesterday was +17.8. 0.0 mm of Precip recorded yest

   As of 07:00 Hrs this am we have overcast skies and variable visibility.


For the forecast, marine clouds arrived overnight with the onshore flow. Today will be mostly cloudy with the possibility of some scattered showers during the day, in a Westerly flow aloft. The FL will slowly descend to around 1500 meters by tonight. A deep cool upper trough will  arrive on Tuesday with light precipitation and the FL dropping to around 1000 meters. It will move SE with unsettled conditions in its wake for Wednesday, with a mix of sun and cloud. The FL will climb back up to the 1500 meter range. Weak short wave ridging is likely for Thursday with warmer temperatures. As of now a weak front arrives for Friday but more on that as we get closer. Guesstimates: 8-12 cm by Wednesday morning.

    Cloudy this morning.

     Later today. Possible break this evening.

    Flow for today into Tuesday.

    Precipitation should arrive by Tuesday morning.

    Dirty ridge for Thursday.



ARTICLES:

Two French skiers set new Chamonix-Zermatt Haute Route speed record:16 Hrs 35 min/108 Km

Six to Ten Million years ago: Ice free summer's in the Arctic--Science Daily

This week Backcountry News-April 4-10, 2016: A Mountain Journey

    Sunday morning April 10, 2016.

    Sunday afternoon, not much movement.

    Upper trough heading our way.

    Some older avalanche activity!

     Lower Mountain is melting quickly.

    Getting harder to get to Dusty's.

    Glide cracks on Upper Franz's Meadow.