According to Bohren and Fraser, when storms appear late in the day, the red light from sunset makes blue things look green, hence the greenish sky of summer thunderstorms.

Around sunset, sunlight interacts with Earth's atmosphere in a way that can make the sky look orange or red. The second factor is a tall thunderstorm with an abundance of rain.

"It's really weird when you see green in the sky," Courtial said, which is likely why the green flash is so intriguing. So, the next time you're watching a sunset, indulge in that fascination. Now ...

There are very special cases, when the sky is very clear and exceptionally transparent, that a green flash can be glimpsed just as the very topmost part of the sun is rising or setting.

MOLINE, Ill. — Tuesday night, July 5, a derecho made its way through Iowa. Before the derecho reached the Quad Cities area, it traveled through South Dakota. There, it created a green ...

The best time to see the June Bootids in the U.S. is in the hours following sunset on the night of June 27, when the radiant ...

SIOUX FALLS, S.D. – Before severe weather swept through South Dakota on Tuesday, residents around Sioux Falls witnessed a hauntingly rare phenomenon: a green sky. Yes, the sky was green. And not ...

If not, that's okay because it doesn't happen very often. But sometimes the sky can take on a green hue when just the right conditions are happening within a storm. It involves the scattering of ...

And not a light green — the green that would be the color of the sky before aliens arrive in a movie. Or before the Wicked Witch of the West threatens Dorothy and her little dog, too.

Around sunset, sunlight interacts with Earth's atmosphere in a way that can make the sky look orange or red. The second factor is a tall thunderstorm with an abundance of rain.