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

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

A mass of very cold, dry air that mostly originates over the Arctic Ocean.