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

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

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

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

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

A very cold high pressure that originates over the Arctic Ocean.

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

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

A large body of air having similar horizontal temperature and moisture characteristics.

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

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...