The big heat will continue to determine the weather. The first peak will be reached on Wednesday and on Thursday. The high temperatures in the valleys and in the mountains are unusual for June, the frost line will be near 5000m. Stable weather conditions are forecast, a slightly increasing risk for local thunderstorms is expected only on Thursday. Very stable weather conditions are expected from Friday until Sunday, the skies will be mostly cloudless. Moreover, the extreme heat will return, consequently a new heat record is expected from Sunday to Monday. A longer period of decreasing heat is expected from next Tuesday on.
