Bulletin d’avalanche

Sør-Troms

NVE
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Danger d’avalanche

All elevations
3 · Marqué
Périmé — ce bulletin a expiré 3 years ago. Vous consultez des conditions passées, pas le bulletin en cours.

Points saillants

New snow and wind could form wind slabs on top of loose, weak layers. Last week crisp and cold conditions formed near-surface facets, and these may get buried now. Avoid steep slopes with wind slabs. Areas with a loose snow surface will have stable conditions. Naturally released avalanches are expected in the evening.

Problèmes avalancheux

  • Persistent weak layers

    • Above 0 m

Avalanche Activity

New snow and wind could form wind slabs on top of loose, weak layers. Last week crisp and cold conditions formed near-surface facets, and these may get buried now. Avoid steep slopes with wind slabs. Areas with a loose snow surface will have stable conditions. Naturally released avalanches are expected in the evening.

Skredfaren øker torsdag da det ventes nysnø og stedvis kraftig vind.

Den siste tidens klarvær har dannet svake, løse lag i overflaten. Trolig vil dette skape utfordringer de stedene hvor det danner seg ferske fokksnøflak over. Oppsprekkende snøoverflate er et tegn på fare. Unngå bratte heng der det ligger fersk fokksnø som sprekker opp.

Enkelte naturlig utløste skred kan forekomme, særlig mot kvelden.

Snowpack Structure

Mye løs og fin snø opp til ca 400 moh. Over dette er snøoverflaten mer vindpåvirket, men i skjerma formasjoner er det ubundet snø. Det finnes svake lag av kantkorn under gamle skarelag i snødekket, sist observert 24. mars. Laget er vanskelig å påvirke under harde skarelag.

Tendency

Large naturally released avalanches are expected. Strong wind and heavy snowfall will overload persistent weak layers in the snowpack. Avoid all avalanche terrain.

Bulletin data: Norwegian Water Resources and Energy Directorate (NVE), varsom.no (NLOD)

Régions couvertes