Add Yahoo as a preferred source to see more of our stories on Google. A tornado forming in Wray, Colorado, under a green sky. (Getty Images/BeyondImages) The sight of an eerie green sky before a ...

Add Yahoo as a preferred source to see more of our stories on Google. The National Weather Service office in Green Bay is still looking into reports of a funnel cloud in Manitowoc on July 19 and ...

Severe weather is possible across parts of Texas on Friday afternoon and evening, with the primary threats being large hail, strong winds and heavy rainfall.

MANITOWOC (WLUK) -- A funnel cloud was spotted near Manitowoc early Saturday afternoon as strong storms moved across eastern Wisconsin. It appeared to develop just Northwest of Manitowoc around 4:21 p ...

Tornadoes were spotted around the Navajo Nation and at least one touched down near a community in southeastern Utah. Tornadoes are rare in Arizona, but as many as four to six develop each year, ...

The sight of an eerie green sky before a fierce thunderstorm is sometimes perceived as a warning sign of an approaching tornado, but forecasters say that this long-standing myth might not be true.