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

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

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

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

A cloud of irregular appearance, composed of irregular cloud fragments.