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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Tromsø Saturday 05.02.2022

Danger level 3 - Considerable avalanche danger

Published:
Avoid avalanche terrain with newly deposited wind slabs. The wind slabs can be deposited on top of persistent weak layers, making it possible to trigger avalanches from a distance and making avalanches larger. Deeper persistent weak layers exist but are hard to trigger.

Avalanche problems

Wind drifted snow (slab avalanches)

You can very easily 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 new snow

Persistent weak layer (slab avalanches)

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

Buried weak layer of faceted snow above 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)

Friday 4. February 2022

Det skal vere sterk vind frå søraust, som vil påverke snøoverflata. Den vekslar mellom skare, fokksnø av varierande hardheit og ubunden snø, alt etter kvar vinden har, og kjem til, å ta.

Sidan det har vore så kaldt den siste tida har det starta å utvikla seg kantkorn høgt i snødekket, mellom anna rundt skara frå siste mildvær (23. januar). Det finnast også eldre kantkornlag lenger ned i snødekket, men desse godt beskytta av hard overliggande snø dei fleste stadar.

Torsdag blei eit lite skred løyst ut på Djeveltanna.

Mountain weather

Friday 4. February 2022

Little to no precipitation. Gale from southeast, changing to moderate gale from the southeast during the evening. -14 °C to -9 °C at 700 m a.s.l. Cloudy.

Saturday 5. February 2022

Little to no precipitation. Moderate gale from southeast. -13 °C to -5 °C at 700 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

Vinden held seg sterk, og skred kan vere svært lett å løyse ut skred i den ferske fokksnøen. Denne kan ligge over vedvarande svake lag, noko som gjer at skred både kan fjernutløysast og bli større enn om slike lag var fråverande. Eit og anna skred kan gå naturleg, men sannsynet for det minkar. Vedvarande svake lag som ligg djupare i snøen vil truleg framleis vere vanskelege å påverke.
Avalanche danger scale Important information for ski touring
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