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 periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

The branch of science dealing with the laws of motion of air or other gases.

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

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

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

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

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

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

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