Want to watch better-quality PBS Video? Sign in to access HD streaming!
Jonathan Martin, Professor, Department of Atmospheric and Oceanic Studies, UW-Madison, explores the nature of the severe thunderstorms that spawn tornadoes and severe weather threat of the straight-line wind storms called derechoes. Martin examines the relationship between the physical environment and these potentially devastating weather events.
Upgrade Your Viewing Experience
This video is available to CallSign viewers with a Passport account. Passport gives you access to a wealth of premium content not previously available online, including full seasons of your favorite shows.