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 lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

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

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

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

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

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

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...