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

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

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 belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

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

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

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

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...