What is Sublimation?
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water vapor.
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A very cold high pressure that originates over the Arctic Ocean.
A large body of air having similar horizontal temperature and moisture characteristics.
The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...
A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
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 polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...