Dark blue cloudy sky

What is Arctic Air?

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

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Glossary

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

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

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

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

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

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...