Russet and Adit Ridges

Carte pour le rapport du Réseau d'information en montagne: Russet and Adit Ridges

Conditions de neige

La qualité du hors-piste était:
Excellente
Les conditions de neige étaient :
  • Croûtée
  • Durcie
  • Poudreuse
  • Affectée par le vent
Nous avons parcouru:
  • Pentes alpines
  • Forêt dense
  • Pentes de faible inclinaison
  • Forêt dégagée
  • Pentes ensoleillées
Nous sommes restés à l'écart de:
  • Pentes convexes
  • Pentes raides

Information

La journée était:
  • Nuageuse
  • Froide
  • Brumeuse
  • De tempête
  • Ensoleillée
  • Venteuse
Conditions d'avalanche
  • Avalanches de plaque datant d'aujourd'hui ou d'hier.
  • 30 cm + de neige fraîche ou transport important de neige par le vent ou pluie au cours des dernières 48 heures
  • Whoumfs ou bruits sourds ou fissures qui se propagent.

Commentaires

Extreme variability in surface snow conditions depending upon asp, elevation, and slope angle. In isolated pockets soft slabs to 50cm depth reacting with shooting cracks and/or releases to ski cuts. Right next door a 2-3cm MFcr was the surface.

In asp with some element of North, near surface facets over crust or windslab underlie the new snow, especially from 1600m up to 1900m. This currently makes for an unexoectedly good skiing surface.

Temps dropped during the day and regular, powerful convective flurries came through from the SW and W with winds gusting to 100kph. This redistributed the 7-10cms of new and previous near surface facets into windslabs just below ridgetops and behind ribs.

In areas prone to convective and orographic effects snowfall for the day may have totalled 15cm.

Experienced one whumpf and settlement on flat ground near 2000m during one of the intense powerflurries just after noon. As skies cleared 10min later it appeared a sudden convexity, ENE asp, had remotely triggered to size 1.0 just 30m east of my track.