This video explores why flash flooding is so dangerous in the Texas Hill Country, focusing on a 275-mile stretch along I-35 known for frequent floods. AccuWeather's Leslie Hudson examines the unique terrain, weather patterns, and environmental factors that contribute to rapid and unpredictable floodwaters. Viewers will learn about the risks faced by residents and travelers, and the importance of understanding flash flood dangers in this sensitive region. The video combines expert insights with compelling visuals.