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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Nordenskiöld Land Monday 05.04.2021

Danger level 3 - Considerable avalanche danger

Published:
Strong winds are forecasted, and some snowdrift is expected. The risk of large-very large avalanches are decreasing, but still possible. Persistent weak layers can be triggered on shallow spots. Cornices could fail. Keep a safe distance to run-out zones.

Avalanche problems

Persistent weak layer (slab 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

Persistent weak layer (slab avalanches)

on a few steep slopes. Avalanches can get large enough to bury a large truck or destroy several houses (size 4).

Buried weak layer of faceted snow near the ground

Wind drifted snow (slab avalanches)

You can trigger avalanches on some 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)

Sunday 4. April 2021

Snøoverflaten er generelt vindpreget og det er stor variasjon i snømengde. På vindutsatte områder er det avblåst ned til gammel skare eller til bakken.

Det ligger flere aktive vedvarende svake lag av kantkorn i snødekket, også høyt i snødekket under siste ukes fokksnø.

Ved bakken finnes begerkrystaller.

Observasjoner på tydelige drønn og flere store skred siste uken viser at vedvarende svake lag har meget god forplantningsevne.

Det har vært skredaktivitet forbundet med skavlbrekk den siste uken.

Siste uken har det vært betydelig skredaktivitet i forbindelse med vedvarende svake lag. Skredene har for det meste vært av str. 3.

Det er skavledannelse langs toppene ned mot Longyearbyen.

Mountain weather

Sunday 4. April 2021

5 mm precipitation, up to 10 mm in the most exposed areas. Gale from northeast. -13 °C to -10 °C at 700 m a.s.l. Cloudy.

Monday 5. April 2021

Little to no precipitation. Gale from northeast, changing to moderate gale from the northeast during renoon. -16 °C to -10 °C at 700 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

Skredfaren ventes å avta litt, men vinden vil fortsatt føre til pålagring.

Naturlig utløste skred ventes, men sannsynligheten vil avta. Vi minner om at det kan være lett å fjernutløse store skred, særlig der snødekket er tynt.

Skavler kan knekke og løse skred i underliggende heng.
Avalanche danger scale Important information for ski touring
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