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

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

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

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...