Dark blue cloudy sky

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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Glossary

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

A large body of air having similar horizontal temperature and moisture characteristics.

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

The narrow region between 35-40 ° N and S latitudes in the Northern and Southern Hemispheres, lying between the tropical...