What is Precipitation?
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.
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Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...
A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...