A “roll cloud” spotted off the coast of Portugal looked like something out of a movie. Here’s the science behind it.

Some of our First Coast News Weather Watchers submitted photos Wednesday morning of a unusual looking cloud at sunrise along our Eastern Sky. Here's what it was.

Its clouds and precipitation vanished in a matter of hours. (Note, there are three different types of Canadian clipper lows: Alberta Clippers , Saskatchewan Screams , and Manitoba Maulers .

This gives the illusion that the clouds are glowing in the dark. This is called the “twilight phenomenon” with the clouds termed “noctilucent clouds.” Sunrise this morning in Silver ...