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 ...

Earthquake strikes Tokyo as it braces for worst storm in decades 02:08. As people in Japan braced for a powerful typhoon Friday night, they looked up to see a strange phenomenon: a bright purple sky.

Does the sky really turn green before a tornado hits? Section. Weather. Published. 18 March 2024. Share. close panel. Share page. Copy link. About sharing. Read description. Editor's recommendations.

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 ...