24 Apr 2020

April 24, 2020

    YESTERDAY:

    Lots of cloud around early Thursday morning.

    Whistler Peak.

    Still a pretty nice day, high of 14.4 Deg C in the valley.

    One dark cloud went through with some showers.

    Trace recorded at 660 meters.

    Some massive cumulus clouds in the afternoon.

    Thursday April 23, 2020. 16:00 Hrs. + 14 Deg C at 660 m.

    Satellite image from same timeframe as above image. Lots of convection.

    Big picture on Thursday afternoon.

    Late afternoon light.

    Sunset was at 20:18 Hrs.


Weather Observations for April 24, 2020 taken at 06:00 Hours.

2240 meters    -5, Winds were    0-5 KPH SE--Horstman Hut
2180 meters    -3, Winds were    0-5 KPH SE--Whistler Peak
1860 meters    -2, Winds were  5-15 KPH E --Rendezvous 
1835 meters    -1, Winds were  5-10 KPH S--Round House
1650 meters    -1, 0 mm in 12 Hrs, trace in 24 Hrs, Base 219 cm --Pig Alley
1560 meters     0, 0 mm in 12 Hrs, 1 mm in 24 Hrs, Base 147 cm--Catskinner
  660 meters   +3, Valley Temp, Max temp Yesterday was +14.4, trace of precip yesterday.

    As of 07:00 Hrs we have high thin overcast with unlimited visibility.


FORECAST:

A weak ridge and approaching weak front will bring unsettled weather for today in a Westerly flow aloft. The freezing level will rise to the 2000 m range and drop back down to around 1500 m tonight.
Mostly cloudy with some sunny breaks in the pm. Showers tonight as a cool moist cold front brings periods of light to moderate precipitation for Saturday. A brief break Saturday night before another front arrives on Sunday with light to moderate precipitation into Monday morning. Drier on Monday with periods of light precipitation. Similar day Tuesday before another more active front arrives for Wednesday.  Unsettled Thursday and Friday with more precipitation next weekend in the long range forecast. Guesstimates: 1-3 mm by Saturday morning,  15-25 mm by Sunday morning, 10-20 mm by Monday morning.

    GOES IR image from this am.

     Weak front with high trying to push in, unsettled weather for today.





    Fronts along the coast.


     Low sends a cold front on Saturday for the first of a few frontal bands.






     Low will continue to churn away for most of the week. Another impulse on Sunday.




AVALANCHE ACTIVITY:

    No new avalanches observed locally.

    Drooping Regulator Cornice.




    INFORMATION & OBSERVATIONS:

    Lower Mountain is feeling the heat.

    Bears are everywhere.

    There are still some big fir trees in the area.

    House Rock, Cheakamus has come up slightly.

    Rainbow yesterday evening.


Local Submissions:

No new submissions.


VIDEOS:

April 23, 2020 Fraser Valley report with: David Jones

Know the Snow: Whistler 2003



ARTICLES:

What you need to do as a beginner backcountry skier: Local Freshies

Mt Baldy reopens with strict social distancing guidelines: Southern California

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