What is Occluded Front?

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

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

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

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 fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

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