What is Lightning?
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or between a cloud and the ground.
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Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
A cloud of irregular appearance, composed of irregular cloud fragments.
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...