Persistent weak layers
- Above 1,800 m
Avalanche danger is moderate due to persistent weak layers in high-altitutde areas!
The avalanche danger above 1.800 m is moderate. In shady areas slab avalanches can be triggered by small additional loads. These avalanches are usually small but can reach medium size in some places. Danger spots are usually located in shady northwestern to eastern expositions especially in transitions from little to much snow, in entries to steep gullies and bowls and behind ridgelines. The danger areas increase with height.
Due to mild sunny weather the snow cover got soft in sunny high-altitude slopes. On shady slopes driftsnow is prone to triggering in some places. which is poorly bonded to the predominantly existing surface hoar. In addition faceted snow layers and crusts which are weakening the snow base especially on shady slopes.
On Tuesday poor visibility due to low clouds, but the summits are clear but high thin clouds can lead to limited visibility. Only weak winds and Temperatures at noon are around +1 to +2 degrees in 2.000 m.
On Thursday sunny mountain weather is called. Avalanche danger doesn´t change significantly.
Bulletin data: Avalanche Warning Service Styria (CC BY 4.0)