What is Relative Humidity?
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
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A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...
The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.
An instrument for measuring atmospheric pressure.
Snow that rises to 8 feet or higher.
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...