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

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

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

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

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

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

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

Perhaps you have come across them, maybe you are seeing them for the first time. These clouds, known as wave clouds, resemble...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...