Avalanche warning for region Jotunheimen Thursday 13.12.2018

Avalanche Problems

• Dry slab avalanche • Buried weak layer of faceted snow beneath a crust • Within half a meter • A big and identifiable crystal in the weak layer. • Difficult to trigger • Unlikely • 1 - Small • Few steep slopes N, NE, E, SE, S, SW, W, NW above 1300 masl

• Dry slab avalanche • Buried weak layer of new snow • Within half a meter • The overlying slab is soft. A big and identifiable crystal in the weak layer. • Difficult to trigger • Unlikely • 1 - Small • Few steep slopes SE, S, SW above 1300 masl

• Dry slab avalanche • Buried weak layer of surface hoar • Within half a meter • The collapsing weak layer is thin < 3 cm. The overlying slab is soft. • Difficult to trigger • Unlikely • 1 - Small • Few steep slopes N, NE, E, SE, S, SW, W, NW above 1200 masl • Redusert og svekket sammenlignet med tidligere

Avalanche Problems

• Dry slab avalanche • Buried weak layer of faceted snow near surface • Within half a meter • Difficult to trigger • 1 - Small • Few steep slopes N, NE, E, SE above 1200 masl • Begynnende kant under hard fokksnø. Kun fokksnø i isolerte områder rudt Tyin.

Avalanche Problems

• Dry slab avalanche • Buried weak layer of faceted snow near surface • Within half a meter • Very easy to trigger • 1 - Small • Some steep slopes E, SE, S above 900 masl • Skredproblemet ventes kun å finnes i innblåste lommer i Ø, SØ og S sektor.

Avalanche Problems

• Poor bonding between layers in wind deposited snow • Within half a meter • The collapsing weak layer is thin < 3 cm. • Some steep slopes S, SW, W