Dark blue cloudy sky

What is Squall Line?

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

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Glossary

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

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

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

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

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

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

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

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