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.

Schedule a Demo Today

A new era is starting with fundamentally new forecasting with unprecedented precision!

Contact Us

Glossary

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

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

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

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

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

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

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...