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

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

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

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...