France is experiencing an unprecedented heatwave, with nighttime temperatures reaching record highs in several cities. Météo-France reported 24.8°C in Tours, 24.6°C in Poitiers, 24.1°C in Bourges, and 23.2°C in Saint-Nazaire – all record nighttime temperatures for those locations. The heatwave is expected to intensify on Monday, potentially exceeding 40°C in western France. Currently, 49 departments are under red alert, the highest level of warning, while another 40 are on orange alert. These alerts indicate significant danger and require heightened public awareness and preventative measures. Authorities are urging residents to take precautions against the extreme heat, particularly vulnerable populations.