A blue sky is a good sky. It's a reassuring sight that promises clear weather and bright days. But what does it mean when the sky turns purple? While it's not uncommon to spot purple skies during ...

It really is that purple. This phenomenon is the result of a combination of the sun setting and the low clouds commonly found as a storm exits the region. You've noticed the sky and clouds turning ...

For this reason, skies normally appear blue. After the storm, however, a mix of conditions – including high dew points, light, and low clouds – made the sky appear purple. "The light was ...