Overview
- Official bulletins place the avalanche risk at level 4 out of 5 above 2,200 meters on the Mont‑Blanc, Aravis and Chablais massifs.
- The Col des Montets access road was closed on Monday at 18:30, cutting routes to Vallorcine and towards Switzerland.
- Chamonix authorities warned that preventive controlled avalanche releases could be carried out overnight into Tuesday.
- Recent and ongoing snowfall at elevation has rapidly worsened stability, with potential for natural slides and easy skier triggering.
- Officials urge anyone heading into the mountains to consult local professionals and town halls, avoid steep slopes, travel with partners and carry avalanche rescue equipment and charged communications.