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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Nord-Troms Wednesday 21.12.2022

Danger level 3 - Considerable avalanche danger

Published:
Conditions are challenging. A persistent buried weak layer can be triggered by a single skier. Remote triggering is possible.

Avalanche problems

Persistent weak layer (slab avalanches)

You can easily trigger avalanches on many steep slopes. Avalanches can get large enough to bury or even kill you (size 2). Remote triggering is possible.

Buried weak layer of faceted snow near surface

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

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)

Tuesday 20. December 2022

I forrige uke kom det en del nysnø i regionen. Mengdene varierte, men enkelte steder fikk opp mot 20-30 cm. Snøen kom med en del vind i fjellet, slik at det ble dannet nye fokksnøflak over det gamle og generelt tynne snødekket. Fortsatt er det noe snø tilgjengelig for transport.

I november og tidlig i desember var det mye klarvær. Da ble det dannet rim og kantkorn nær/på toppen av snødekket. Dette ligger nå som vedvarende svake lag under siste snøfall. Det er registrert drønn og skytende sprekker flere steder i regionen, noe som tyder på stor utbredelse og god bruddforplantningsevne.

Stedvis ganske avblåst i høyden

Mountain weather

Tuesday 20. December 2022

Little to no precipitation. Fresh breeze from southeast, changing to moderate gale from the southeast during the afternoon. -18 °C to -8 °C at 1100 m a.s.l. Partly cloudy.

Wednesday 21. December 2022

2-4 mm precipitation. Precipitation as snow. Moderate gale from southeast, changing to fresh breeze from the southeast Wednesday night. -14 °C to -7 °C at 1100 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

Vedvarende svake lag av overflaterim og kantkorn i snødekket er dekket av sist snøfall. Disse skaper ustabile forhold. Fjernutløsning vil være mulig.

Det varsles lite nedbør, men vind fra sør-øst vil flytte snø inn i le-områder. Det innebærer større belastning på kantkornlaget i tillegg til mulige skred i fersk fokksnø.

Avalanche danger scale Important information for ski touring
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