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

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

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

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

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

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