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Avalanche warning for region Indre Fjordane Wednesday 20.12.2017

Danger level 3 - Considerable avalanche danger

Published:
Demanding conditions with heavy snow/rainfall. Avoid avalanche terrain above tree line. Possibility for wet loose avalanches at lower elevations.

Avalanche problems

New snow (slab avalanches)

You can easily trigger avalanches on many 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)

You can easily trigger avalanches 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)

Tuesday 19. December 2017

Mildværet 19. des gir ei mjuk, fuktig og finkorna overflate. Rygg og topper er ellers avblåst og det ligg gamle fokksnøflak i leområder, mest i Ø. Snøgrensa ligg før mildværet på 0-300 moh.

Det er observert kantkornutvikling og tester gir brudd i dette, men det er vurdert at det skal stor tilleggslast til, og det er ikkje utheva som eit skredproblem. Mildværet 19. des vil truleg ha lagt lokk på dette inntil vidare.

Ikkje registrert skredaktivitet siste døgna.

Mountain weather

Tuesday 19. December 2017

9 mm precipitation, up to 20 mm in the most exposed areas. Moderate gale from southwest. -1 °C to 6 °C at 1400 m a.s.l. Cloudy.

Wednesday 20. December 2017

25 mm precipitation, up to 35 mm in the most exposed areas. Strong breeze from southwest. -4 °C to 4 °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

Betydelige mengder nedbør og synkande mildværsgrense legg opp ustabile nysnøflak i leområder i høgda. Her vil det kaldare været stabilisere det gamle snødekket, så skredproblemet vil ligge i nysnøen. Under mildværsgrensa er skredfaretendensen synkande etter andre dag med mildvær, men med såpass mykje regn kan det være sjanse for våte skred. Faregraden blir vurdert til 3- betydeleg.
Avalanche danger scale Important information for ski touring
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