Zinal

This Saturday evening, there will be some cloud and perhaps a final spell of rain in the mountains; otherwise, the weather will be generally light cloud or clear for the 1 August celebrations. On Sunday, it will be very sunny with tropical temperatures in the afternoon. A few isolated thunderstorms are expected in the afternoon, particularly in the Val d’Anniviers and Upper Valais. Forecasted temperatures in the Rhône valley: lows 15–18°, highs 31–33°. At stations around 1,500 m: lows 12–14°, highs 26–28°. On the peaks: 11/25° at 2,000 m, 8/12° at 3,000 m. Zero-degree isotherm: 4,300 m. A moderate breeze during the day in the Rhône valley. A moderate south-westerly wind in the high mountains.

On Monday, sunny but with occasional cloud. The heatwave is likely to peak, with maximum temperatures of 36° in the lowlands and 28° at 1,500m. On Tuesday, partly sunny and muggy, with thunderstorms that may also spread into the valleys. Maximum temperatures: 30 to 32°. From Wednesday to Friday, sunny weather, with some cloud at times. Very hot, with maximum temperatures of 31 to 33° in the lowlands and 26° at 1,500m. Isolated thunderstorms before the end of the day. Saturday, sunny and muggy weather with possible thunderstorms in all regions. Maximum temperatures: 31 to 33°.