Dark blue cloudy sky

What is Trough?

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

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Glossary

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...