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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Hallingdal Thursday 01.03.2018

Danger level 2 - Moderate avalanche danger

Published:
Be careful in areas with windslabs. A persistent weak layer of facets may be triggered, especially where the snow cover is thin.

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).

Buried weak layer of new snow

Persistent weak layer (slab avalanches)

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

Buried weak layer of faceted snow beneath a crust

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)

Wednesday 28. February 2018

Noenlunde jevnt fordelt snødekke, men utsatte steder / formasjoner er avblåst. Generelt hardt og vindpåvirket snødekke i N- og Ø-vendt terreng. Mykere og jevnere snødekke i vestvendte leområder. Kraftig østavind har transportert en god del (opp til 1 meter) fokksnø inn i vestvendt terreng. Fra skoggrensa og ned er snøen i hovedsak ubundet. Sola har begynt å påvirke snøen i bratte sørsider.

Tirsdag ble det observert skytende sprekker i fersk fokksnø i Hemsedal. Det finnes lag av kantkorn/begerkrystaller nede i snødekket.

Tirsdag fjernutløste observatør ut ett lite harmløst skred i Hemsedal.
Tirsdag framprovoserte en skiløper ett lite skred i Hemsedal i S-vendt terreng.

Mountain weather

Wednesday 28. February 2018

Little to no precipitation. Strong breeze from east. -27 °C to -20 °C at 1400 m a.s.l. Partly cloudy.

Thursday 1. March 2018

No precipitation. Fresh breeze from east. -28 °C to -17 °C at 1400 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

Fortsatt noe vind fra øst vil kunne gi pålagring i leområder der det finnes løssnø tilgjengelig for transport. Kulde gjør at fokksnøflakene bruker tid på å stabilisere seg.
Vedvarende svake lag kan antakelig påvirkes der snødekket er tynt eller mykt.
Avalanche danger scale Important information for ski touring
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