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

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

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

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

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

An instrument for measuring atmospheric pressure.

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...