What is Air Mass?

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

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

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

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...