Dark blue cloudy sky

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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Glossary

Snow that rises to 8 feet or higher.

A very cold high pressure that originates over the Arctic Ocean.

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.