12 May 2019

May 12, 2019


    Saturday May 11, 2019. 06:00 Hrs, + 9.8 Deg C with a light wind 15-25 from the SSW.

    08:00 Hrs, + 11.1 Deg C with a 10-15 KPH breeze out of the SW.

   10:00 Hrs, + 12.4 Deg c with a 10-20 KPH wind out of the SW.

    12:00 Hrs, +12.0 Deg C with a WSW wind at 10-20 KPH.

    14:00 Hrs, +12.4Deg C, wind out of the SW at 5-15 KPH.


    Multiple mid layer cloud Saturday Afternoon. CirrostratusCirrocumulusCumulus

    16:00 Hrs, +13.3 Deg C with a 10-25 KPH wind out of the South.

    21:00 Hrs,  +9.6 Deg C with a South wind 10-25 KPH. High at 1835 meters this PM was +13.6.

    Dusk, Saturday night.

Weather Observations for May 12, 2019, 2019 taken at 06:00 Hours.

2180 meters    +4, Winds were 20-25 KPH S--Whistler Peak
1835 meters    +7, Winds were 10-20 KPH S--Round House
1650 meters    +4, 0 cm of new, 0 cm in 24 hrs, Base 165 cm--Pig Alley
  660 meters    +6, Valley Temp, Max temp Yesterday was +26.2, 0.0 mm of precip recorded yest

    As of 07:00 hrs this am we have some high scattered cloud and unlimited visibility.


The flat upper level ridge will bring dry weather with a mix of sun and cloud in a Westerly flow aloft.
The FL will hover just below the 3000 meter range and we should see clouds passing through by this afternoon.. Similar for Monday morning with more cloud development with the chance of an isolated shower Monday afternoon and even a chance of some sunny breaks. The low off Vancouver Island will send overcast skies and light precipitation to the area on Tuesday. The FL could come down to as low as 1700 meters on Tuesday night. Unsettled weather returns on Wednesday with another weak front for Thursday. Cool and showery weather is expected for the remainder of the week.

    GOES IR Image from this am.

    Mix of sun and cloud for today as the ridge flattens and the low pushes closer.

    Fronts along the coast.

    Low taking over the pattern. Cloudy and cooler.

    Low moving down the coast. Cooler.

    Weak trough for Wednesday.


    Locally, a few wet loose Sz 1 on steep N aspects. Some Nc. No large activity observed.


    Looking SW Saturday morning. You can see the slide in boomer bowl!!

    By 10:00 hours it was already +19 Deg C. Busy up load!!! High in the valley yesterday was +26.2.

    Looking gray to the SW. 14:00 Hrs.

    Big picture at 14:00 Hrs. Stratus cloud along the coast.

    Another awesome evening.

From Avalanche Canada MIN Reports:

Tropical in the Tantalus: May 10, 2019


7 caught in avalanche, 4 injured: Switzerland

Avalanches hit Rocky Mountain Park; No serious injuries: Colorado

Searching for avalanche victims in the Altri Mountains is suspended due to weather and avalanche conditions: Siberia

Report from Mount Hood: North West Avalanche Center

Avalanche conditions continue in the high country: Colorado

Winter Avalanche Season (2018-19) review: Switzerland

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