A tornado forming in Wray, Colorado, under a green sky. (Getty Images/BeyondImages) The sight of an eerie green sky before a fierce thunderstorm is sometimes perceived as a warning sign of an ...

Ever noticed how the sky turns a strange greenish hue before a tornado? This eerie phenomenon has baffled people for years, but science finally explains why it happens! The color shift is caused ...

Before a tornado hits, the wind may die down and the air may become very still. Look for the following danger signs: Dark, often greenish sky; Large hail; A large, dark, low-lying cloud ...

Many of you saw this scary-looking cloud near Truist Park Tuesday night. Pictures and videos started circulating on social ...

It was a violent weekend across South Dakota. Dark clouds, some looking like giant waves, filled the sky before disaster ...

As many as six tornadoes might have touched down in eastern Nebraska and western Iowa Thursday night, including a confirmed EF3 tornado that hit areas of Washington and Douglas counties.

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 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.