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 thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...
A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...