What is Humidity?

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

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

A very cold high pressure that originates over the Arctic Ocean.

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

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

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

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

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

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