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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Sør-Troms Tuesday 23.04.2019

Danger level 3 - Considerable avalanche danger

Published:
Local unstable conditions. Be careful in sun exposed steep slopes, the danger increases with temperature during the day.

Avalanche problems

Wet snow (slab avalanches)

You can 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

Wet snow (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 above a crust

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)

Monday 22. April 2019

Mandag kom det 10-25 mm regn i regionen. Helgen før tok mildværet og varm vind også skikkelig tak i snødekket. Opp til 7-900 moh er hele snødekket smelteomvandlet. Også høyere opp har fukten trengt langt ned og det meste av lagdelinger er fuktet, også de gamle vedvarende svake lag.

Fra slutten av februar har vi et vedvarende svakt lag av kantkorn dypt i snødekket. Laget er trolig fuktig og mindre potent under 1000 moh.

I helgen ble det observert noen middels store våte snøskred.

Mountain weather

Monday 22. April 2019

15 mm precipitation, up to 20 mm in the most exposed areas. Fresh breeze from southwest. -1 °C to 5 °C at 700 m a.s.l. Cloudy.

Tuesday 23. April 2019

1 mm precipitation, up to 10 mm in the most exposed areas. Strong breeze from southwest. 1 °C to 8 °C at 700 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

Overskyet og regn om natten med påfølgende sol og varme på dagtid vil kunne føre til mye vann i snødekket. Det ventes derfor naturlig utløste våte skred, særlig i solvendte fjellsider. Hvis fuktigheten trekker ned til det vedvarende svake laget kan det gå store våte flakskred.
Avalanche danger scale Important information for ski touring
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