Key Points

• Météo France placed the region’s six departments under an orange alert on June 18 and a red alert on June 21. High temperatures are expected to persist at least through the end of the week.
• A regional analysis of emergency care utilization shows an increase in the iCanicule composite health indicator (which includes cases of hyperthermia, dehydration, and hyponatremia) since the start of the heat wave.
• Trends in the monitored indicators vary by department, with a noticeable increase observed particularly in the Indre-et-Loire and Cher departments.
• Heat poses a health risk to the entire population. The observed health impacts underscore the importance of implementing preventive measures to mitigate the effects of the heat.