Extreme heat across parts of Europe is disrupting rail travel, with operators reporting delays and cancellations as rail infrastructure is tested by temperatures higher than those it was designed for. Multiple outlets describe how heat affects track conditions and train operations, leading to service interruptions during the hottest periods of the week. Alongside the operational impact, rail providers and public authorities issue guidance for travellers, particularly those who may be at higher risk during hot weather. The reporting emphasizes that rolling stock and rail infrastructure built under cooler historical conditions can face limitations when exposed to sustained heat, contributing to temporary slowdowns and cancelled services. While the disruptions vary by country and route, the overall pattern is consistent: higher temperatures increase the likelihood of problems on the rail network and force operators to adjust schedules to maintain safety. Authorities and operators encourage passengers to check service status, allow extra time, and consider avoiding travel if they have health conditions that make heat exposure more dangerous.