What is Air Mass?

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

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

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

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

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

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

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

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.