Dark blue cloudy sky

What is Mesocyclone?

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with a funnel cloud or tornado cloud beneath it and detectable on Doppler radar.

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Glossary

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

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

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

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

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...