In the summer months, the skies can fill up with a variety of interesting and unusual cloud formations, especially during stormy weather. Clouds are more than just picturesque features of the sky; ...

Cloud shapes arise from how air moves and mixes at different heights. When air rises, it cools. If it cools to its dew point, water vapour condenses into droplets or ice, forming a cloud.

MOLINE, Ill. — No doubt our skies have been a lot more active recently thanks to a slow-moving upper-level low-pressure system lingering across the Midwest. This has brought not only welcome rainfall ...

This is the dramatic moment a waterspout forms over the sea off Naha Airport in Japan. Footage shows a swirling column extending from the sky near the airport in Okinawa on Wednesday afternoon. The ...