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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Indre Sogn Saturday 04.12.2021

Danger level 3 - Considerable avalanche danger

Published:
Avoid lee areas where a persistent weak layer can be hidden in the snow pack. Avalanches is triggered most easily where the snow pack is thin, typically close to ridges and on convex formations. Remote triggering is possible.

Avalanche problems

Persistent weak layer (slab avalanches)

You can easily trigger avalanches on some 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 near surface

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 3. December 2021

I høgfjellet er snøoverflata mange stader vindpåverka, men det finst også store områder med laussnø.

Under den ferskaste snøen ligg det eit nedsnødd laust lag av små kantkorn danna i overflata under kuldeperioden i slutten av november. Dette laget har stor utbreiing.

Nokre stader under tynt snødekke har det danna seg begerkrystallar ved bakken.

Observasjonar torsdag viser at det er aktive vedvarande svake lag i snødekket som gjev skytande sprekkar.

Mountain weather

Friday 3. December 2021

4-8 mm precipitation. Precipitation as snow. Fresh breeze from southeast, changing to moderate gale from the southeast during the evening. -22 °C to -9 °C at 1400 m a.s.l. Partly cloudy.

Saturday 4. December 2021

5 mm precipitation, up to 10 mm in the most exposed areas. Precipitation as snow. Strong breeze from southeast. -15 °C to -7 °C at 1400 m a.s.l. 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

Sterk vind frå søraust fredag og laurdag samt litt nysnø kan gje pålagring av fersk fokksnø i nordvestvendte heng. Kor stort problem dette vil skape er avhengig av kor mykje laussnø som ligg tilgjengeleg for vindtransport når vinden aukar. Det vil også framleis vere mogeleg å løyse ut skred i fokksnøen som vart danna torsdag. Under fokksnøen ligg det mange stadar eit svakt lag av kantkorn.
Avalanche danger scale Important information for ski touring
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