Tornadoes 101 | National Geographic
Why the open web links it
Explains how tornadoes form, how they are rated, and where they most commonly occur.
Linked by 12 independent sites, 4 of them widely read in the 2026-10 crawl of the open web, including ucar.edu, pressbooks.pub, maricopa.edu, wevideo.com, homegrail.com.