Dark blue cloudy sky

What is Arctic High?

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

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Glossary

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

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

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

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

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

The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...

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

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

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...