What is Barograph?
An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates a visual record on a paper chart.
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A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.