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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Voss Friday 17.03.2023

Danger level 4 - High avalanche danger

Published:
Very dangerous avalanche conditions. Naturally triggered slab avalanches likely. There is a persistent weak layer buried in the snowpack. Wet avalanches expected in areas with rain.

Avalanche problems

Wet snow (slab avalanches)

Avalanches may release spontaneously on some steep slopes. Avalanches can get large enough to bury a car or destroy a small house (size 3).

Buried weak layer of faceted snow near surface

Wet snow (loose snow avalanches)

Avalanches may release spontaneously on some steep slopes. Avalanches can get large enough to bury or even kill you (size 2).

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 16. March 2023

Det ligger tørr snø i terrenget etter nysnø tidligere i uka. Over skoggrensen er snøoverflaten preget av vind og består i hovedsak av harde fokksnøflak og skare. I skjermet terreng er det myk fokksnø.

Det har vært flere observasjoner av begynnende kantkorn rundt skarelag og nært overflaten den siste uken. Fokksnøen fra sist helg har stedvis lagt seg på kantkorn, og i enkelte isolerte lommer kan den ligge over rim.

Mountain weather

Thursday 16. March 2023

15 mm precipitation, up to 25 mm in the most exposed areas. Rain up to 100 m a.s.l Thursday night. Fresh breeze from southeast, changing to gale from the southeast during the afternoon. -17 °C to -4 °C at 1100 m a.s.l. Cloudy.

Friday 17. March 2023

35 mm precipitation, up to 80 mm in the most exposed areas. Rain up to 1300 m a.s.l during the afternoon. Strong breeze from southeast, changing to strong breeze from the south during the afternoon. -5 °C to 2 °C at 1100 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

Skredfaren øker natt til fredag med svært mye nedbør, spesielt vest i regionen. Det starter som snø og går gradvis over til regn under 1200 moh utover dagen.

Vedvarende svake lag er problemet i fjellet og kan gi store eller svært store skred når snødekket blir vått og svekkes. Store skred kan også løsne naturlig i den ferske fokksnøen.

Våte løssnøskred ventes i alle himmelretninger der det regner.

Unngå alt skredterreng. Skred i kjente skredbaner kan få lange utløp også fredag.

Utover kvelden avtagende nedbør. Da vil skredfaren synke gradvis.
Avalanche danger scale Important information for ski touring
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