Violent Storms Return to France this Thursday: Departments on Alert, Here’s Where it Will Fall

While the extreme heat has returned to part of the country, storms, locally strong, are to be feared this Thursday 30th July 2026. Here is the forecast.

This Thursday 30th July 2026, many departments are still placed in heatwave orange alert, as we detail here.

This Thursday, a change in weather will nevertheless cause temperatures to drop significantly over a good western half of the territory while extreme heat will persist over a small eastern half of the country with a heatwave extending from Franche-Comté to Corsica. Temperatures generally between 35°C and 38°C are expected there with peaks of 39°C in Lyon and the interior of the Var.

And risks of thunderstorms are to be feared at the same time. Météo-France places many departments on alert for these risks of violent phenomena this Thursday 30th July 2026 in its latest bulletin, at 9.30 a.m. this Thursday.

Departments placed on alert for thunderstorms this Thursday 30th July 2026:

Aisne
Allier
Ardennes
Aube
Charente
Charente-Maritime
Cher
Côte-d’Or
Creuse
Dordogne
Doubs
Eure-et-Loir
Gironde
Indre
Indre-et-Loire
Jura
Loir-et-Cher
Haute-Loire
Loiret
Lozère
Maine-et-Loire
Marne
Haute-Marne
Mayenne
Meurthe-et-Moselle
Meuse
Moselle
Nièvre
Oise
Puy-de-Dôme
Bas-Rhin
Haut-Rhin
Haute-Saône
Saône-et-Loire
Sarthe
Paris
Seine-et-Marne
Yvelines
Deux-Sèvres
Vienne
Haute-Vienne
Vosges
Yonne
Territoire de Belfort
Essonne
Hauts-de-Seine
Seine-Saint-Denis
Val-de-Marne
Val-d’Oise

During the night from Wednesday to Thursday 30th July, a stormy deterioration took place from Charentes and Pays de la Loire, and it will progress to the Center and Île-de-France at the end of the night. Caution!

This stormy weather will affect a large northeastern quarter of the country during the day this Thursday. In the evening, then during the night from Thursday to Friday July 31, new stormy developments are already expected from Aquitaine, before gradually moving towards the northeast…