Overall situation A high-pressure system will persist over the Alps, bringing warm air masses of subtropical origin.

Forecast Sunny weather with summer temperatures. During the day, the amount of sunshine may be reduced by high clouds moving in from the west. In the evening, due to the warm air, thunderstorms – some of which may be severe – are possible in some areas.

Temperatures Maximum temperatures between 29° and 35°.

Situation A high-pressure system will persist over the Alps, bringing warm air masses of subtropical origin.

Mountainforecast Conditions in the mountains will remain good, even though the sky will no longer be clear. During the day, sunshine may be intermittently obscured by high clouds. Towards the evening, cumulus clouds are likely to develop further, leading to an increased likelihood of thunderstorms.

Overall situation The Alps will be affected by masses of warm and unstable air masses.

Forecast Thicker clouds and thunderstorms will roll in as early as the first half of the day. As the day goes on, the skies will clear and the sun will shine at times. However, localised showers and thunderstorms may form again in the warm, humid air.

Temperatures Maximum temperatures ranging from 25° to 32°.

Situation The Alps will be affected by masses of warm and unstable air masses.

Mountainforecast From the early hours of the morning, clouds will dominate, bringing showers and thunderstorms. Later on, the weather will be sunny at times. However, the unstable atmospheric conditions will encourage the development of localised heat-related thunderstorms.