What is Arctic High?

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

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

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

A cloud of irregular appearance, composed of irregular cloud fragments.

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

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

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

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

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