What is Air Mass?

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

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

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

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

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

A type of cloud consisting mostly of small particles such as ice particles.

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

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...