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Ski touring in Norway - important information | Varsom.no

Avalanche warning for region Tromsø Thursday 16.05.2019

Danger level 2 - Moderate avalanche danger

Published:
Be careful in areas with wind deposited snow in the mountains. Natural triggered wet avalanches can occur below the 0-isotherm.

Avalanche problems

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

Wet 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).

Water pooling in/above snow layers

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 15. May 2019

De siste dagene har det kommet litt påfyll av snø over ca. 400 moh, under dette er snøen våt og smelteomvandla, mens i høyden er det trolig vekslende hard skare med vindpakket myk/hard fokksnø. Stigende temperatur på onsdag gjør at snødekket igjen blir fuktet opp til ca. 700 moh. Under 200-300 moh er det lite snø igjen.

Høyt til fjells, særlig i nordlige heng kan det fremdeles være vedvarende svake lag tilstede, men så lenge det eldre snødekket er hardt og gjennomfrosset, utgjør de ikke noe problem.

Det er ikke blitt rapportert inn ferske skred de siste dagene.

Mountain weather

Wednesday 15. May 2019

1-4 mm precipitation. Breeze from west. -3 °C to 2 °C at 700 m a.s.l. Partly cloudy.

Thursday 16. May 2019

3-6 mm precipitation. Fresh breeze from southwest. -1 °C to 4 °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

Fokksnøflak dannet etter snøvær tidligere i uka vil gradvis stabilisere seg og det ventes at det nå trengs stor tilleggsbelastning for å påvirke disse. Under mildværsgrensa kan oppbløting av lag i den nyeste snøen føre til enkelte våte løssnø- og flakskred.
Avalanche danger scale Important information for ski touring
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