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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Indre Sogn Friday 24.03.2023

Danger level 2 - Moderate avalanche danger

Published:
A persistent weak layer of facets can be triggered in areas where the snowpack is thin or soft. Be aware that rain and mild temperatures can soften the overlying slab, which makes it easier to trigger large avalanches. Keep your distance from fresh wind slabs at high elevations.

Avalanche problems

Persistent weak layer (slab avalanches)

You can 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 beneath a crust

Wind drifted snow (slab avalanches)

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

Buried weak layer of new snow

Wet snow (loose snow avalanches)

Avalanches may release spontaneously on a few steep slopes. Avalanches are relatively harmless to people, but can knock you off balance. Can be dangerous close to terrain traps. (size 1)

Loose 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)

Thursday 23. March 2023

Det er mye snø i terrenget etter nysnø forrige uke. På Høyfjellet er snødekke preget av kraftig vind og det finnes stort sett fokksnø av ulik hardhet. Temperatursvingninger og en del sol siden helgen har gitt fuktig snø samt smelteriller i lavere strøk og stort sett bærende skare som går til topps i sørvendte heng.

Et svakt lag av godt utviklete kantkorn under mildværsskare har trolig vært ansvarlig for mesteparten av skredaktivitet i begynnelsen av uken. Onsdag er det observert drønn og bruddforplantning i ECT fra dette svake laget.



Onsdag kveld er det automatisk detektert et skred i Utladøla skredbane.

Mountain weather

Thursday 23. March 2023

6 mm precipitation, up to 15 mm in the most exposed areas. Rain up to 900 m a.s.l during the afternoon. Breeze from southwest. -7 °C to -1 °C at 1400 m a.s.l. Cloudy.

Friday 24. March 2023

4 mm precipitation, up to 10 mm in the most exposed areas. Rain up to 800 m a.s.l during the afternoon. Fresh breeze from southwest, changing to breeze from the west. -12 °C to 0 °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

Et svakt lag av kantkorn litt lenger nede i snødekket er fortsatt intakt. Vær oppmerksom at både regn og milde temperaturer kan gjøre det lettere å løse ut skred. Skred som løsner kan blir store.

I høyden vil det være lett å løse ut skred i den ferske fokksnøen. Faren for det er størst mens snøværet pågår. Utsatte steder er for eksempel bak rygger der vinden tar mest.

I lavere strøk og der solen får tak kan det går naturlig utløste våte skred.
Avalanche danger scale Important information for ski touring
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