What is Climatology?

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...