Jump to content

IFMGA guides in the Lyngen area: Join the daily online guide-meetings: guidemeeting.no

We recomend that all skiers download the free Varsom app on App Store or Google Play.

Read more about how to read and share observations on Varsom app and Regobs system | Varsom.no.

Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Trollheimen Saturday 18.03.2023

Danger level 2 - Moderate avalanche danger

Published:
Use caution on slopes recently loaded with wind slabs. Large avalanches is not very likely but can in some cases be triggered by high additional loads. 

Avalanche problems

Wind drifted snow (slab avalanches)

You can 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

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).

Poor bonding between layers in wind deposited 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)

Friday 17. March 2023

Det har kommet mye snø i regionen i mars og det er nå normale snømengder i fjellet og betydelig mer enn normal i lavlandet. I fjellet er snøoverflaten påvirket av sterk vind torsdag-fredag. Fokksnø er flyttet over i heng mot nord. Temperaturstigning fredag har i liten grad påvirka snødekket over tregrensa.

Det er ikke gjort noen tydelige observasjoner på vedvarende svake lag i det siste.

Kraftig vind rundt Oppdal og i Sunndal torsdag-fredag stengte mange veger. Vinden roet seg fredag formididag. På Storhornet (1550 moh) i Oppdal blåste liten storm fra sørøst.

Mountain weather

Friday 17. March 2023

3-6 mm precipitation. Rain up to 800 m a.s.l during the evening. Strong gale from southeast, changing to moderate gale from the south during the afternoon. -10 °C to -4 °C at 1400 m a.s.l. Cloudy.

Saturday 18. March 2023

4-8 mm precipitation. Rain up to 300 m a.s.l Saturday night. Strong breeze from west, changing to breeze from the west during the evening. -11 °C to -3 °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

Snødekket stabiliseres når temperaturen synker og vinden avtar. De harde fokksnøflakene fra fredag blir vanskelig å påvirke.

Der det kommer nysnø kan vinden være sterk nok til å danne ferske fokksnøflak. Disse flakene vil være lettere for en skiløper i påvirke og ligger i heng vendt mot øst.

Snødekket som ble vått fredag stabiliseres når temperaturen synker.
Avalanche danger scale Important information for ski touring
EAWS logo
NVE is a member of EAWS