Météo France is keeping the country at a high level of vigilance this Saturday. In its 10 a.m. bulletin, the institute places 11 departments on red alert (level 4 out of 4) during the heat wave. And 58 are on orange alert (3 out of 4).
The 11 departments classified red are: Charente, Charente-Maritime, Gers, Gironde, Landes, Lot-et-Garonne, Pyrénées-Atlantiques, Hautes-Pyrénées, Deux-Sèvres, Vendée and Vienne.
The 58 departments classified as orange are: Allier, Ardèche, Ardennes, Ariège, Aube, Aveyron, Cantal, Cher, Corrèze, Côte-d’Or, Creuse, Dordogne, Doubs, Drôme, Eure-et-Loir, Haute-Garonne, Ille -et-Vilaine, Indre, Indre-et-Loire, Isère, Jura, Loir-et-Cher, Loire, Haute-Loire, Loire-Atlantique, Loiret, Lot, Maine-et-Loire, Marne, Haute-Marne, Mayenne , Meurthe-et-Moselle, Meuse, Morbihan, Moselle, Nièvre, Orne, Puy-de-Dôme, Bas-Rhin, Haut-Rhin, Rhône, Haute-Saône, Saône-et-Loire, Sarthe, Paris and inner suburbs ( 75-92-93-94), Seine-et-Marne, Yvelines, Tarn, Tarn-et-Garonne, Haute-Vienne, Vosges, Yonne, Territoire-de-Belfort, Essonne and Val-d’Oise.
Haute-Garonne, Tarn-et-Garonne and Tarn are the three departments that have moved from red heat wave vigilance to orange vigilance. Aude also goes from orange vigilance to yellow vigilance (level 2).
The forecaster also places the entire western part of France, the north of the country and Île-de-France on yellow vigilance for thunderstorms. The Alps are also affected.
At the hottest of the afternoon, the temperatures will be stifling. They can reach 38 to 42 ° C in Midi-Pyrénées, New-Aquitaine, Pays de la Loire, Centre-Val de Loire, Île-de-France and Burgundy. The thermometer will show 34 to 39 ° C in Brittany, Normandy, Hauts-de-France, Grand Est, Franche-Comté and Auvergne-Rhône-Alpes. Absolute temperature records should be broken, according to Météo France. We also expect 33 to 35 ° C in Provence-Alpes-Côte d’Azur. Temperatures, although hot, will be more reasonable in Corsica, with 30 to 34°C. On the coasts of Languedoc-Roussillon, on the other hand, it will be 26 to 30 ° C. On the coasts of northern Brittany and the Channel coasts, between 22 and 27°C.
The Weather Channel draws up a table with four of the localities where absolute temperature records could be broken in the afternoon.
The first thunderstorms will help to bring about a gradual end to the heat wave in the coming days. Storm cells are expected from next evening and night in the Southwest, and moving up towards Normandy.