Key Points

• Weather context: Three departments in the region (Côte-d’Or, Jura, Saône-et-Loire) were placed under a yellow alert on Saturday, July 8, 2023, then under an orange alert on Monday, July 10, 2023, at 4:00 p.m., until Météo-France downgraded all departments in Bourgogne-Franche-Comté to a green alert on Wednesday, July 12, 2023, at 6:00 a.m.

• Trends in heat-related morbidity indicators over the past 7 days, since the start of the heat wave (July 10–16, 2023): No significant increase in emergency department activity or SOS Médecins calls during this period.

• Increases have been observed, but since early June and across the entire region, particularly on Sunday, June 25, 2023, and from Sunday, July 9, 2023, to Wednesday, July 12, 2023.

• Additional context: The heat wave alert was accompanied by thunderstorm alerts. July 7, 2023 marked the start of the school summer break.