An episode of strong heat affects the southern two-thirds of France with unprecedented intensity for the end of summer. Météo-France has placed, for Wednesday August 23, 2023, 19 departments on heat wave red alert, and 37 on orange. For Thursday August 24, 2023, 25 departments are placed on storm orange alert. The heat peak is scheduled for this Wednesday and Thursday, with some absolute temperature records that are likely to be broken.