Canicule Alerts Announced Across France Starting August 12, 2025

France to face severe heatwave with multiple regional canicule alerts starting August 12, 2025.

Key Points

  • • Ardèche placed under red canicule alert starting August 12, 2025 at noon.
  • • Orange alerts activated in Vosges, Haut-Rhin, Seine-et-Marne, and Meurthe-et-Moselle.
  • • Health authorities advise residents to stay hydrated and avoid outdoor activities during peak heat times.
  • • Additional measures may be enacted if temperatures exceed early forecasts.

As France prepares for the extreme heat expected on August 12, 2025, multiple departments have announced canicule (heatwave) alerts, with varying levels of vigilance. A red alert has been issued for the Ardèche department starting at noon, indicating severe weather conditions expected to affect health, agriculture, and infrastructure significantly. Meanwhile, orange alerts have been activated in several other regions, including Vosges, Haut-Rhin, Seine-et-Marne, and Meurthe-et-Moselle, commencing simultaneously at noon on the same day.

The Ardèche announcement details that residents should take precautions due to very high temperatures, which can reach dangerous levels. The health authorities are advising vulnerable populations to stay indoors, hydrate, and avoid strenuous activities during peak hours.

For departments under the orange alert, including Vosges, Haut-Rhin, and Meurthe-et-Moselle, the forecast suggests elevated temperatures that necessitate vigilance but may not be as extreme as those in the red alert areas. These alerts aim to ensure public safety and readiness for the challenging weather.

The Ministry of Health has emphasized the importance of monitoring local advisories and maintaining awareness of conditions as the heatwave approaches. Authorities may implement additional measures if temperatures exceed forecasts or if public health concerns rise. The general population is urged to stay informed and heed local warnings to mitigate heat-related health risks.