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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Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...
Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...