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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In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.
A very cold high pressure that originates over the Arctic Ocean.
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 bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...