“A red sky at night is a shepherd’s delight! A red sky in the morning is a shepherd’s warning.” Perhaps this saying came to mind if you caught a spectacular sunrise or sunset recently.

A red sky in the morning, on the other hand, means that there’s clear air to the east . . . but clouds overhead. That means the clear zone is moving away, and clouds are moving in.

“Red sky at night, sailor’s delight. Red sky in morning, sailor’s warning” is real science. Here’s how dust, atmospheric pressure and light scattering can help you predict the weather.

A bright orange sky is seen after sunset with the Washington Monument in the background. Photograph by Alex Wong, Getty Images Red Sky at Night: The Science of Sunsets ...

The red sky above Zhoushan got 150 million views on social media. But local media explained the strange weather phenomena was not a sign of Armageddon but in fact a result of light refraction.

Red sky at night, sailors delight. Is there truth to this weather lore? A common weather lore spoken by mariners does have some truth to it and this week some people maybe saying it as we see a ...

You’ve heard the old saying, “Red sky at night, sailor’s delight. Red sky in morning, sailors, heed warning.” But is the saying founded on facts? Or is it just folklore?