New Zealand Mountan Safety Council

Mackenzie

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Issued at 21/04/2018 11:32am. Valid till 24/04/2018 6pm

Aoraki/Mt Cook

Mountain
Current avalanche advisory
High Alpine

Above 2000 meters

Alpine

1000 to 2000 meters

Sub Alpine

Below 1000 meters

Avalanche Danger Scale
Avalanche Danger Scale
Report TutorialPrint Reporthear report

Primary Avalanche Danger

Dangerous Aspects
high
Danger Rose
1
Highest Danger Rating
Likelihood
indicator
gauge
Certain
Likely
Unlikely
Size
indicator
gauge
Largest
Small
Trend
indicator
gauge
Increasing
No change
Decreasing
Time of day
clock
Time of day
All day
Alpine level
High Alpine: Above 2000m
Alpine: 1000 to 2000m
Low Alpine: Below 1000m
Description:
This previous week of snowfall to low levels and wind re-distribution from the South and SW winds will have formed windslab on slopes lee to those quarters at elevations above where previously snow was extant.This has now been redistributed lee to the NW at higher elevations.

Secondary Avalanche Danger

Dangerous Aspects
high
Danger Rose
1
Highest Danger Rating
Likelihood
indicator
gauge
Certain
Likely
Unlikely
Size
indicator
gauge
Largest
Small
Trend
indicator
gauge
Increasing
No change
Decreasing
Time of day
clock
Time of day
10am - 4pm
Alpine level
High Alpine: Above 2000m
Alpine: 1000 to 2000m
Low Alpine: Below 1000m
Description:
As the sun is once more coming out to play on Sunday, there will be a period of rapid settlement on steep solar affected aspects in the heat of the day. Usually small in size, these "sluffs" can still pose a hazard in where they could carry you to.

Recent Avalanche Activity

Recent Avalanche Activity
no recent reports

Current Snowpack Conditions

Current Snowpack Conditions
For the most part, the previous snowpack is well bonded with a predominantly wet grains and glacial ice base.
There will new snow accumulations above 2000m in places. Details are limited as to the make up and layering of this snow due to low numbers of people in the Park reporting in

Mountain Weather

Mountain Weather
some showers, falling as snow above circa 2000m. Gale westerly winds easing somewhat as it clears overnight Saturday.


MetService
For more information go to: http://www.metservice.com/mountain/index

Sliding Danger

Slide For Life
There are lots of LARGE Crevasses hidden under all that new snow. BEWARE!

Forecast by Dave McKinley

Avalanche Forecast Regions:
Mountain Safety Council managed websites
Mountainf Safety Council websiteAdventure Smart websiteNew Zealand Avalanche Center

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