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

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

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

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

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

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...

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...