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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Indre Sogn Saturday 04.01.2020

Danger level 3 - Considerable avalanche danger

Published:
Demanding conditions, avoid areas with fresh wind deposited snow. It is also possible to trigger a persistant weak layer in the old snow in bowls and gullies, in all alpine expositions.

Avalanche problems

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

Persistent weak layer (slab avalanches)

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

Buried weak layer of surface hoar

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)

Friday 3. January 2020

Fredagens snø og sterke vind antas å ha lagt opp betydelig med fersk fokksnø i østvendte heng. Ellers består snøoverflaten av et skarelag i vestlig sektor og på rygger og topper. Det har vært mildt tidligere i uka, og det er lite snø under 200-800 moh.

Mildværet de siste dagene har trolig brutt ned svake lag høyt i snødekket opp til ca. 1300-1400 moh. Høyere til fjells kan svake lag fortsatt være inntakt under den ferske fokksnøen.

Torsdag er det observert et naturlig utløst str. 2 glideskred i Jostedalen.

Fredag meldes det om betydelig lavere temperatur enn de siste dager i regionen og 1-4 cm nysnø på 200 moh.

Mountain weather

Friday 3. January 2020

25 mm precipitation, up to 45 mm in the most exposed areas. Gale from west. -10 °C to -2 °C at 1400 m a.s.l. Cloudy.

Saturday 4. January 2020

6 mm precipitation, up to 12 mm in the most exposed areas. Moderate gale from northwest, changing to fresh breeze from the northwest during renoon. -10 °C to -4 °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

Vind og fortsatt en del nedbør vil gi ferske fokksnøflak, hovedsaklig i sørøstlige heng. Nysnøflakene fra fredag ventes å ha stabilisert seg noe i lavereliggende områder, mens flakene i høyfjellet og de nye flakene vil være ustabile noe lengre pga lavere temperatur. Vær oppmerksom på svake lag der fokksnøen er tynn/myk i høyden.
Avalanche danger scale Important information for ski touring
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