Fluffy, gloomy, wispy or threatening, clouds put on an ever-changing pageant, right above our heads.

Tuesday evening, if you happened to be looking up, you may have seen some rainbow-esqe clouds high in the sky.

Why The Sky Changes Colors So how does the sky change from blue to yellow just because of a storm? It's actually the clouds that do it. Smog, smoke, and severe thunderclouds help to scatter the light.

Type II PSCs are more iridescent in the hues they create, showcasing beautiful rainbow clouds more starkly in the sky. They're often mistaken for auroras.

Did you see those crazy clouds? Here’s what caused the Florida sky to light up PinIt! photos capture ‘noctilucent clouds’ PinIt! user Rita Fullerton snapped stunning photo of sky in Palatka.

Polar stratospheric clouds are very rare, as they occur between 49,000 and 82,000 feet up, in the stratosphere layer of the atmosphere over the Earth's poles, where very few clouds usually form ...

WRAL viewers submitted photos of beautiful clouds they saw in the sky before Wednesday night's storms. Posted 5:25 a.m. Jul 11 - Updated 2:23 a.m. Jul 24 ...

It’s not your imagination: The sky is yellow A cloud of pollen settled over Boston on Monday, meteorologists said, turning the sky an eerie color. A thick layer of pollen blankets Boston on Monday.