A “intense heat peak over most of France, even very intense, more lasting from the middle valley of the Rhône to Savoies.” Saturday August 1, Meteo France indicates that 13 departments in the South-East of metropolitan France are kept on orange heat wave alert: Côte d’Or, Doubs, Jura, Saône-et-Loire, Loire, Haute-Loire, Rhône, l ‘Ain, Isère, Savoie, Haute-Savoie, Ardèche and Drôme.
Among them, Drôme, Ardèche, Rhône, Loire and Isère are also on orange alert for thunderstorms. The forecaster describes a “strongly stormy summer situation which requires special vigilance insofar as there is a high risk (a high probability) of a violent phenomenon.” This “a line of violent thunderstorms has just formed east of the Massif Central, it is moving rapidly towards the middle Rhône valley.”
A threatening weather on many departments on Sunday
From the start of the day on Sunday, from Alsace to the Massif Central and the Northern Alps, the weather will be threatening and sometimes stormy showers will be frequent. In the afternoon they will tend to run out in the Massif Central and Alsace, on the other hand from the Jura to the Northern Alps and the Mercantour the sometimes stormy rains will continue, before easing at the end of the day.
On the Mediterranean rim, the day will be sunny despite a few passing clouds, but the mistral and tramontane will blow up to 60 to 70 km / h (…)