Dark blue cloudy sky

What is Alto?

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus and altocumulus. These clouds are often associated with changing weather patterns.

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Glossary

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

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

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

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

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

Indicates the amount of water the soil can absorb/retain through percolation. This capacity is around 7% in sandy soil and...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...