Strange "rainbow clouds" that look like a colorful portal ... "The clouds brighten up the winter, lingering in the sky an hour after the sun set just after 3 p.m. I'm always spellbound — they ...

The quintuple-feature starred a towering thunderhead, menacing shelf cloud, vibrant rainbow, glorious sunset and concluded with a fireball that shot across the night sky. The show began with a ...

The sky is always changing colors—from a bright blue on a clear day, to red and orange sunrises or sunsets, or multiple colors of a rainbow—there’s a lot going on that we don’t always think about. Why ...

"Iridescent clouds happen because of diffraction—a phenomenon that occurs when small water droplets or small ice crystals scatter the sun's light," the NOAA website says. Rainbow clouds have a ...

Noctilucent clouds, Earth's highest clouds, shine blue in the twilight sky from late May to August in the northern hemisphere ...

Unlike regular rainbows, which are caused by sunlight passing through raindrops falling in the sky, rainbow clouds ... crystals scatter the sun's light," NOAA said. Cloud iridescence is rare ...

PETOSKEY — If you looked up at the sky today and noticed a glowing ... Weather Service office in Gaylord, sun halos form when high-altitude clouds — specifically cirrus or cirrostratus clouds ...

These noctilucent clouds, reflecting light from the sun after sunset ... flecked in rainbow colors and moving across the Martian sky. Scientists have released a video of the clouds, below in ...

If you liked Friday’s weather you’ll love Saturday’s with its serving of stale clouds and highs in the 50s. Sunday looks ...