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 prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
The branch of science dealing with the laws of motion of air or other gases.
A cloud of irregular appearance, composed of irregular cloud fragments.
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...