Dark blue cloudy sky

What is Cumulus?

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds under the right conditions.

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Glossary

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

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

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

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

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

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

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

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