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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Jotunheimen Friday 10.12.2021

Danger level 2 - Moderate avalanche danger

Published:
Be careful in areas with fresh wind deposited snow. There may be pockets with a persistent weak layer beneath the wind depposited snow.

Avalanche problems

Persistent weak layer (slab avalanches)

You can easily trigger avalanches on some steep slopes. Avalanches are relatively harmless to people, but can knock you off balance. Can be dangerous close to terrain traps. (size 1) Remote triggering is possible.

Buried weak layer of faceted snow near surface

Persistent weak layer (slab avalanches)

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

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)

Thursday 9. December 2021

Snøfokk onsdag har dannet ferske flak i leheng, hovedsakelig mot nord og vest. Det er forstsatt lite snø i terrenger og snøen ligger hovedsakelig i søkk og renneformasjoner. Det er skiføre over ca 1000 moh.

Det er observert flere lag med kantkorn i snødekket, samt begerkrystaller og kantkorn ved bakken. Observasjon fra onsdag forteller at kantkorn under siste fokksnø er lett å påvirke, mens dypere lag er mindre aktive.

Både ved Tyin og på Valdresflya har det kommet 10-15 cm nysnø onsdag-torsdag

Mountain weather

Thursday 9. December 2021

1-3 mm precipitation. Precipitation as snow. Fresh breeze from southeast. -17 °C to -10 °C at 1800 m a.s.l. Cloudy.

Friday 10. December 2021

1-3 mm precipitation. Precipitation as snow. Fresh breeze from southeast, changing to breeze from the southeast during the afternoon. -20 °C to -8 °C at 1800 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

Fokksnøflakene fra de siste dagene stabiliseres sakte når det er kaldt og kan fortsatt påvirkes. Stedvis ligger fokksnøen på kantkorn. Disse flakene kan være lette og løse ut, men størrelsen på evt skred ventes å være små (str. 1). De eldre tykkere fokksnøflakene er vanskeligere å påvirke. Skytende sprekker og drønn er tydelige faretegn.
Avalanche danger scale Important information for ski touring
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