AVALANCHE ACTIVITY:
Sa outside avalanche-controlled zone. Mt Ruapehu, NZ. Article below. Mt Ruapehu Image
Loose dry in Mount Cook Area. 2023/08/10. Instagram Report below. NZAA Image
More details on the Remarkables avalanche, 2023/08/05. Articles below. SRADNZ Pic
WEATHER PAST WEEK:
Monday August 7, 2023.12:00 Hrs. +12 Deg C with a 5-10 KPH West wind at 1835 m.
12:00 Hrs Monday. +23 Deg C.
Tuesday August 8, 2023.18:00 Hrs. +9 Deg C with a 5-20 KPH SE wind at 1835 m.
18:00 Hrs Tuesday. +16 Deg C. 6.2 mm recorded at 660 m on Tuesday.
Wednesday August 9, 2023. 13:30 Hrs.
13:30 Hrs. Wednesday. +18 Deg C. 4.7 mm recorded at 660 m on Wednesday.
Thursday August 10, 2023. 12:00 Hrs. +9 Deg C with a 15-20 KPH SW wind at 1835 m.
12:00 Hrs Thursday. +17 Deg C.
Friday August 11, 2023. 12:00 Hrs. +10 Deg C with a 10-20 KPH SW wind at 1835 m.
12:00 Hrs Friday. +22 Deg C. High in the valley of +23 Deg C.
Saturday August 12, 2023. 12:00 Hrs. +12 Deg C with a 5-10 KPH West wind at 1835 m.
12:00 Hrs Saturday. +23 Deg C at 660 m. High in the valley +28 Deg C.
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Sunday August 13, 2023. 12:00 Hrs. +19 Deg C with a 5-10 KPH NNW breeze at 1835 m.
12:00 Hrs Sunday. +29 Deg C. High in the valley was +35.5 Deg C.
Weather Observations for August 14, 2023 taken at 06:00 Hours.
2280 meters +16, Winds were 5-10 KPH NNE--Horstman Hut
1860 meters +17, Winds were 0-5 KPH NE--Rendezvous
1650 meters +15, 0 mm in 12 Hrs, 0 mm in 24 Hrs.--Pig Alley
1570 meters +17, 0 mm in 12 Hrs, 0 mm in 24 Hrs.--Catskinner
660 meters +13, Valley Temp, Max temp Yesterday was +35.5, 0.0 mm of precip yesterday.
As of 07:00 Hrs we have clear skies, unlimited visibility and an inversion.
FORECAST:
High pressure strengthening off shore with above average temperatures in a light Westerly flow aloft. Sunny skies with the warmest temperatures today and Tuesday. The FL is hovering around 5000 m. Should see a slow decrease in the heat as the week progresses. May see some cloud Tuesday pm with weak convection? Likely back to seasonable temperatures by Friday! Long term, may see an upper trough by Saturday with some much needed precipitation on Sunday into Monday? There is model agreement for some rain but forecasts change, so time will tell. Drought conditions could continue into September! Guesstimates: 0 mm into Saturday, 0-trace by Sunday, 2-4 mm by Monday.
GOES IMAGE from this am.
WINDY IMAGE 2023/08/14. 06:00 Hrs.
High pressure Monday. Above average temps. Heat Dome!
No precipitation Monday.
Westerly flow aloft.
High pressure for Tuesday.Above average temps.
No precipitation Tuesday.
High pressure Wednesday. Slightly cooler but above average temps.
No precipitation on Wednesday.
High pressure Thursday. Above average temps.
No precipitation Thursday.
No precipitation Friday. Seasonable temps, may see a few clouds.
Looks dry in this image for Saturday but likely some cloud development.
Trough likely for Sunday with some light rain.
INFORMATION AND OBSERVATIONS:
Mix of sun and cloud Monday over the Tantalus Range.
Early Tuesday am, drier in Squamish! Rain later in the pm. 4.9 mm recorded there. 6.2 mm Whistler.
Wednesday pm sunny breaks in Whistler. 4.7 mm recorded there. 7.6 mm recorded in Squamish.
West Bowl Thursday pm. Mostly cloudy in Whistler. 0.0 mm at 660 m.
Mix of sun and cloud Friday 08:00 Hrs. Some breaks but mostly cloudy all day.
Sunrise Saturday was at 05:57 Hrs. Ridge building. Losing 4 minutes of daylight per day.
Very dry in the alpine.
Sunset was at 20:36 Hrs Saturday.
Sunday evening. High in the valley was +35.5 Deg C. High in Pemberton was +37.6 Deg C.
SHORT CLIPS:
Footage from Remarkables avalanche 2023/08/05: Facebook
Pow turns in August: Las Lenas
Four Twists: WingFoiling
Steep Descent: MTB
Blast from the Past: Ski Doo Elan
New Zealand Avalanche Advisory:
Mount Cook Area: 2023/08/10
Mount Cook Area: 2023/08/12
Aspiring Area: 2023/08/13
ARTICLES:
Skiing/snowboarding hazardous outside avalanche-controlled zone: Mt Ruapehu
Remarkables avalanche delivers blocks of snow the size of 'small cars': New Zealand
3 Helicopters and dog teams assist in Remarkables avalanche incident: SnowBrains
El Nino ENSO Update August 10, 2023: NOAA
El Nino anomaly is growing heading into Fall & Winter of 2023/2024: Severe Weather Europe
Technology aimed at reducing avalanche risk: Colorado
Scientists predict a collapse of the Atlantic Ocean current to happen Mid-Century: U of Copenhagen
Significant drought conditions across much of B.C.: Drought Information
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