Corsica reaches peak heat wave intensity with Friday temperatures topping 40°C
Corsica's heat wave peaked Friday at 40°C; orange alert lifts Saturday.
Event / Disaster
Severe late-August weather across France including thunderstorms in eastern departments with hail and high winds, yellow alerts in 79 additional departments, and a dangerous heat wave in Corsica. Thursday evening storms caused damage and transport disruptions in the Paris region.
2026-08-28 to 2026-11-08 · UTC publication dates
Coverage begins 28 Aug, 07:04 UTC
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The orange heat alert in effect for Corsica's two departments is scheduled to be lifted Saturday morning, August 29, 2026, at 6 AM as temperatures moderate.
Météo-France issued a yellow alert for the Drôme, Ardèche, and Savoie regions where strong thunderstorms are possible, with the alert level remaining yellow rather than orange in this zone.
The orange thunderstorm alert ended at 6 AM on Friday, August 28, 2026, in Vosges, Haute-Marne, Haute-Saône, Côte-d'Or, Saône-et-Loire, Loire, and Haute-Loire. These departments had been on alert Thursday evening.
Corsica is experiencing a marked heat wave, particularly on the western coast. Temperatures reached 30-40°C on Thursday afternoon, August 27, 2026, and are expected to reach 35-40°C Friday afternoon with overnight lows between 23-26°C Saturday.
On Thursday evening, August 27, 2026, rain, hail, and wind caused material damage in the Paris region and significant disruptions to public transport systems.
Rhône, Ain, Jura, Doubs, Territoire de Belfort, Bas-Rhin, and Haut-Rhin remain under orange alert for thunderstorms on Friday, August 28, 2026, until 10 AM. The active storm axis is progressively shifting eastward with strong thunderstorms potentially accompanied by hail, wind gusts of 80-100 km/h, and hourly rainfall of up to 30 mm/h.
Seventy-nine additional French departments are placed under yellow alert on Friday, August 28, 2026, for various weather hazards including wind, rain-flooding, and thunderstorms across much of mainland France.
Corsica's heat wave peaked Friday at 40°C; orange alert lifts Saturday.
France escalated then downgraded thunderstorm alerts as a weather system moved across multiple regions.