An exceptional environment

General conditions

13 September 2017

Conditions September 13th 2017 »

Weather situation: A cold front will cross the Alps tomorrow, then heading south-east, accompanied by cold air and wind at high altitude, with heavy precipitation mid-day and early evening. A temporary improvement is expected for Friday, then the weather ...

22 August 2017

Conditions August 22th 2017 »

After the unstable period and the recent cool currents of the last weekend, an African anticyclone will expand and will provide a more stable period for today and tomorrow. Starting from Thursday, daytime instability will gradually increase, giving rise ...

10 August 2017

Mont Chetif area trails (Courmayeur - Italy) are temporarily closed »

We are announcing the communiqué issued by the Courmayeur Municipality concerning hiking trails in the Mon Chétif area.The present announcement that following the various collapse episodes relating to the Mont Chetif (La Guira area, the central area and ...

8 August 2017

Free camping forbidden »

We remind you that free camping is strictly forbidden along the entire TMB route. Only temporary altitude bivouac (above 2,500 m) is allowed, from sunset to dawn.In case of non-compliance with applicable regulations, the fine imposed will be € 560 ...

31 July 2017

Conditions 31th july 2017 »

Meteorological Situation: After a cloudy morning, the conditions are stabilizing throughout the day and should remain similar until tomorrow, lowering the risk of thunderstorms, especially in the Chamonix area. The rest of the week will be quite sunny, ...

25 July 2017

Conditions July 257th 2017 »

General weather situation: a north-west flow, very cold for the season, humid and unstable, affects the West of the Alps, creating a barrier phenomenon along the Alpine ridge, which strengthens cloudiness and precipitations on the Swiss and French sides ...

17 July 2017

Conditions July 17th 2017 »

The Alps are protected by the influence of a high African pressure. Typical sunny weather with hot temperatures, that will develop cumulus over mountain massifs and afternoon thunderstorms. Subsequently, the insertion of a more unstable regime on the northwest ...

3 July 2017

Conditions July 3rd 2017 »

Nice weather this Monday after dissipating some residual morning cloudy layer. This typical sunny weather will continue until Wednesday, when the arrival of a disturbance over Spain should give rise to a more disturbed phase starting from Thursday. The ...

28 June 2017

Conditions June 28th 2017 »

FOcus Thomas Rocques variant With the heat of recent days, the conditions of the "Thomas Rocques" trail between the Tête Nord des Fours and the Robert Blanc hut are much improved. There are some snowy tracts, but the steep snowfields around the ...

27 June 2017

Conditions June 27th 2017 »

Weather situation: bad weather is affecting the Mont Blanc region and will make its effects felt until Thursday. Lower temperatures and local precipitations will mainly feature Wednesday afternoon and Thursday. Then more stable and warm weather conditions ...

Trails Conditions