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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Ofoten Thursday 03.01.2019

Danger level 4 - High avalanche danger

Published:
A short, but intense storm is excepted about midday. Mild temps and heavy rain will quickly weaken the snowpack and naturally released avalanches are expected on many slopes. In the high alpine wind slabs will form rapidly.

Avalanche problems

Wet snow (slab avalanches)

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

Water pooling in/above snow layers

Persistent weak layer (slab avalanches)

You can trigger avalanches on a few 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 the ground

Wind drifted snow (slab avalanches)

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

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 2. January 2019

De siste dagene er det kommet 30-40 cm nysnø med kraftig vind i fjellet. Nysnøen er ujevnt fordelt i terrenget, men med største snømengder mot NØ-SV. Enkelte steder er den gamle mildværsskare fremme i snøoverflaten.

I lavlandet opptil ca 500 moh er det gamle snødekket fuktig under nysnøen.

Det er observert kantkorn i snødekket. Det er verdt å følge med på dette, særlig der det har vært kaldt den siste tiden. Med mye nysnø siste uken, vil dette laget ligge dypere i snødekket og det skal generelt større tilleggsbelastning til for å påvirke det.

Mountain weather

Wednesday 2. January 2019

4 mm precipitation, up to 10 mm in the most exposed areas. Fresh breeze from northwest, changing to breeze from the southwest. -16 °C to -9 °C at 1400 m a.s.l. Cloudy.

Thursday 3. January 2019

25 mm precipitation, up to 40 mm in the most exposed areas. Strong breeze from south, changing to fresh breeze from the west during the evening. -14 °C to -3 °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

Torsdag ventes det et kortvarig, kraftig mildvær. Lokalt kan det komme store nedbørmengder som regn på snødekket. Kortvarig vil det være fare for naturlig utløste skred og det oppfordres til å holde seg godt unna skredterreng.

Slår ikke nedbøren til for fullt vil skredfaren være lavere og mer mot 3-betydelig.

Når det verste av nedbøren og vinden har gitt seg vil snødekket trolig stabilisere seg raskt igjen.
Avalanche danger scale Important information for ski touring
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