Heat Stress Vulnerable Regions over Saudi Arabia in the Present Climate
This study analyzes heat stress vulnerability across Saudi Arabia from 1985 to 2024 using data from 26 stations, revealing that the southwestern coastal region of Jazan is the most vulnerable area with the highest frequency of extreme heat stress days, while hilly regions like Abha and Khamis Mushait remain largely unaffected, alongside a nationwide significant upward trend in discomfort days.