Dark blue cloudy sky

What is Arctic High?

A very cold high pressure that originates over the Arctic Ocean.

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Glossary

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

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...

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

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

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

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

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