A ‘gustnado’ churns across a Michigan lake. Experts say these small whirlwinds rarely cause damage

A freak weather phenomenon called a “gustnado” that looks like a small tornado but is actually a type of whirlwind caused by thunderstorm winds provided some dramatic moments on a western Michigan lake over the weekend. Video posted to social media showed gusty winds swirling around Gun Lake south of Grand Rapids on Sunday, causing […]