A viral video making the rounds on social media shows beachgoers in Portugal encountering an enormous and unnervingly tsunami-like cloud rolling in. Footage shows an enormous, foreboding wall of dark ...

Sky-watchers were treated to a unique sight on Sunday evening as rare clouds developed west of Calgary, Alberta. DON'T MISS: Weirdest cloud in Canadian history? Here’s the explanation Kelvin-Helmholtz ...

A picture of a cloud formation in Virginia that resembles rolling waves is going viral. Weather experts say this type of cloud formation, which was spotted in over Smith Mountain Lake near Roanoke, is ...

If you’ve ever looked up and seen the sky rippling like a stormy sea, you may have witnessed one of the most dramatic and rare cloud formations in the atmosphere: asperitas clouds. With their dark, ...

Although Pakistan has conducted several missile tests in 2025, images and clips of a swirl of clouds in the sky circulating in social media posts in late October and November do not show the South ...

Polar stratospheric clouds are rare, high-altitude clouds that form in extremely cold conditions near the poles ...

MISSOULA, Mont. — Early Tuesday morning, a delicate, wispy cloud type rarely seen formed over western Montana, lighting up the pre-dawn sky. They were visible looking north from the NBC Montana ...

Mysterious and unusual shaped clouds have been spotted in the skies in north Wales. The quirky-shaped clouds have been described as looking like flying saucers, pancakes, lentils and have even been ...