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.

The southern U.S. has been bombarded with round after round of severe thunderstorms since mid-March, and on Wednesday, one tornado spun up that was so photogenic that even veteran storm chasers were ...

The storm that hit the town of LaFayette last weekend, with a tree falling on our gazebo where our daughter was married, reminded me of the 1958 tornadoes. Fifty years ago today — on June 4, 1958 — my ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The appearance of a tornado is an awesome ...

A green sky (or greenish color in clouds) does not mean a tornado is coming, although is a strong indication of hefty rain. Nor does a green sky necessarily mean hail will come. However, the exact ...