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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Romsdal Wednesday 20.03.2019

Danger level 3 - Considerable avalanche danger

Published:
The snowpack is very unstable. Avoid areas with wind-deposited snow. It is also possible to trigger avalanches in a persistant weak layer in old snow found in bowls and gullies.

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

Persistent weak layer (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). Remote triggering is possible.

Buried weak layer of faceted snow near surface

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. March 2019

Det er varierende snøoverflate; skare, fokksnø av varierende hardhet og løs snø i skjermede områder. Snøen har vært fuktig opp til ca. 5-600 moh. Sola har tatt godt i bratte fjellsider mot S og SV, i slike områder har det dannet seg et nytt skarelag.

Det finnes vedvarende svake lag av kantkorn i snødekket, mot gammelt smelteomvandlet og andre steder litt høyere i snødekket. Man kan finne kantkornlag i alle himmelretninger. Det kan finnes lokale områder med nedføyket overflaterim.

I helga før vinden satte inn ble det observert overflaterim og stedvis kantkornet snø i overflaten flere steder i regionen.

Mountain weather

Tuesday 19. March 2019

4-6 mm precipitation. Breeze from southeast, changing to strong breeze from the southwest during the evening. -11 °C to -4 °C at 1400 m a.s.l. Partly cloudy.

Wednesday 20. March 2019

12 mm precipitation, up to 25 mm in the most exposed areas. Strong breeze from west. -7 °C to -2 °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 nysnø fil føre til dannelse av ferske fokksnøflak i hovedsak i NØ-Ø-SØ, enkelte steder vil de legge seg over nedføykede vedvarende svake lag av kantkorn og rim.
I periodene med mest nedbør og vind, vil det kunne gå naturlig utløste skred.
Avalanche danger scale Important information for ski touring
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