A forest fire ignited in Fontainebleau forest on July 12, 2026, spreading to 800 hectares by July 13 and prompting evacuations plus shutdowns of rail service at Gare de Lyon and a section of the A6 highway. Two Canadair aircraft and hundreds of firefighters responded amid France's third red-alert heat wave and temperatures above 40 C. Southern France wildfires have also burned thousands of hectares and affected the Tour de France.