What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....
Snow that rises to 8 feet or higher.
Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...
A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...