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 periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...
A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
An instrument for measuring atmospheric pressure.