Cold air tunnels may appear menacing, but they are considered harmless. Here's what officials say about this event, if you ...

Cold air funnels are weak, short-lived tornadoes that form under cold air showers or thunderstorms, most commonly seen in spring or fall and usually don't reach ground. Cold air funnels are ...

With the spring thunderstorm season upon us in Michigan, residents may see cold air funnels — essentially weak tornadoes that usually are harmless. Cold air funnels are more likely to develop ...