What is Air Mass?

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

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

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...

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

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

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...