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 cloud of irregular appearance, composed of irregular cloud fragments.

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

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 type of cloud consisting mostly of small particles such as ice particles.

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

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