What is Low Pressure System?
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere. Also known as a cyclone. It is the opposite of high pressure (anticyclone).
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The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...
An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.
A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.