Weather in the mountains
High pressure will still determine the weather conditions.
Even in the mountains the weather will be sunny with a few harmless clouds. Temperatures rising slightly further.
Mountain weather tomorrow
The high pressure will tend to weaken and the currents at high altitude will move from the southwest, bringing wetter air masses closer to the Alps.
Mountain areas will frequently experience reduced visibility caused by clouds and Saharan dust. Sunny intervals will be limited, but temperatures will stay mild.