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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The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...
A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....
A cloud of irregular appearance, composed of irregular cloud fragments.