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 thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

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

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

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