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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Jotunheimen Friday 13.12.2019

Danger level 2 - Moderate avalanche danger

Published:
There is a persistent weak layer buried in the snow cover that may be triggered by a skier or snowmobile. Remote triggering possible on hotspots or on convex terrain where the snow cover is thin. Wind slabs in the alpine may also form avalanches.

Avalanche problems

Wind drifted snow (slab avalanches)

You can easily trigger avalanches on some steep slopes. Avalanches can get large enough to bury or even kill you (size 2).

Poor bonding between layers in wind deposited snow

Persistent weak layer (slab avalanches)

You can trigger avalanches on a few steep slopes. Avalanches can get large enough to bury a car or destroy a small house (size 3).

Buried weak layer of faceted snow near the ground

Below you can see a description of the current snow cover information and current weather forecast in the mountains. If your observations deviate greatly from what is described here, the warning will not necessarily apply either. Always make your own judgments or stay away from avalanche terrain.

Snow cover (in Norwegian)

Thursday 12. December 2019

De siste dagene har det kommet mye nysnø med sterk vind fra S-V. Generelt er snødekket vindpåvirket og ujevnt fordelt. Det er tilnærmet avblåst på rygger og topper, men fokksnøflak finnes i leområder. I skogen ligger det løsere snø.

Det finnes et vedvarende svakt lag av kantkorn langs bakken.

Onsdag ble det medlt om lite naturlig utløst skred ved Tyin i Ø fjellside som delvis gikk over riksveien.

De siste dagene har det blitt observert flere drønn i den ferske fokksnøen, noen med stor spredning.

Mountain weather

Thursday 12. December 2019

2-6 mm precipitation. Gale from south, changing to strong breeze from the south during renoon. -11 °C to -7 °C at 1800 m a.s.l. Partly cloudy.

Friday 13. December 2019

1-4 mm precipitation. Fresh breeze from southeast. -13 °C to -8 °C at 1800 m a.s.l. Partly cloudy.

Advice

The bulletin is a planning tool and may differ from the actual situation. Always make your own evaluation. To be 100 % avalanche safe, avoid all avalanche terrain.

Avalanche risk assessment

Vind og tilgjengelig nysnø vil danne ferske fokksnøflak i lesider. Det ligger kantkorn ved bakken som det enkelte steder kan være mulig å påvirke og løse ut skred.
En skiløper kan løse ut skred i fokksnøen, særlig der fokksnøen er myk/tynn.
Avalanche danger scale Important information for ski touring
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