Wind slab
- Above 500 m
Locally heavy rain is expected during the night to Saturday before temperatures drop throughout the day. In the lowlands, the snowpack is already saturated after several days of rain, but some wet avalanches may still occur.
As the snowline lowers during the day, some wind‑slab formation may occur in lee areas. In exposed terrain, small slab avalanches may be possible to trigger, but these will be small and very limited in extent.
Locally heavy rain is expected during the night to Saturday before temperatures drop throughout the day. In the lowlands, the snowpack is already saturated after several days of rain, but some wet avalanches may still occur. As the snowline lowers during the day, some wind‑slab formation may occur in lee areas. In exposed terrain, small slab avalanches may be possible to trigger, but these will be small and very limited in extent.
Det ventes periodevis svært kraftig vind og lokalt mye regn natt til lørdag før temperaturen synker utover dagen. Når nysnøgrensen synker kan det bygge seg opp noe fokksnø i leområder. På utsatte steder kan det være mulig å løse ut små flakskred. Disse vil generelt være små, ha svært begrenset utbredelse og stabiliserer seg raskt.
I lavlandet er snødekket allerede gjennomfuktet etter flere dager med regn, men det kan ikke utelukkes at det vil løsne et og annet vått skred.
Mildværet har ført til smelteomvandling av snøoverflaten opp til fjelltopphøyde. Snødekket er fuktig, smelteomvandlet og stabilt.
Andøya, Langøya og Vestvågøya har relativt lite snø igjen. Det er mer snø på Hinnøya og Austvågøya.
Avalanche danger depends on where the snow showers hit. In areas that receive the most new snow combined with wind, fresh wind slabs may be easy to trigger. The danger is highest while the slabs are still fresh. In areas with little new snow, the avalanche danger will be lower.
If the sun breaks through during the day, it may weaken the fresh snow and cause a few small, naturally released wet avalanches in steep terrain. These are expected to be few and limited in size.
Bulletin data: Norwegian Water Resources and Energy Directorate (NVE), varsom.no (NLOD)