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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Indre Sogn Thursday 21.03.2019

Danger level 3 - Considerable avalanche danger

Published:
Be careful in areas with wind deposited snow at high elevations. Increasing temperature will weaken the snow cover temporarily.

Avalanche problems

Wet snow (slab avalanches)

You can easily trigger avalanches 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

Wind drifted snow (slab avalanches)

You can easily trigger avalanches on some steep slopes. Avalanches can get large enough to bury a car or destroy a small house (size 3).

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)

Wednesday 20. March 2019

Sist helg kom det mykje snø i kombinasjon med vind frå aust. Denne snøen ligg no som fokksnø av ulik hardheit i leområder. I forsenkningar og skjerma områder over mildværsgrensa ligg det lausare og mjukare snø.

Det er svake lag med nedsnødd kantkorn i det gamle snødekket. Observasjonar viser at desse svake laga gir ein viss respons på stabilitetstestar.

Mandag er det meldt om fleire små naturlig og skiløperutløste skred i Sogndalsdalen. Minst eit av dei var fjernutløst.

Mountain weather

Wednesday 20. March 2019

12 mm precipitation, up to 20 mm in the most exposed areas. Moderate gale from west, changing to strong breeze from the southwest during the evening. -7 °C to -1 °C at 1400 m a.s.l. Partly cloudy.

Thursday 21. March 2019

15 mm precipitation, up to 25 mm in the most exposed areas. Strong breeze from west, changing to fresh breeze from the west during the afternoon. -7 °C to 2 °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

Nysnø og kraftig vind vil legge opp store mengder fersk fokksnø i leområder over mildværsgrensa. Mildvær og regn i låglandet kan kortvarig svekke snødekket, men varmen vil også gi forholdsvis rask stabilisering. Svake lag i det eldre snødekket kan bli påvirka både av mildværet og av den auka fokksnømengda, og skred kan bli store.
Avalanche danger scale Important information for ski touring
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