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What is Weather System?

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can be comprised of low pressure, which is associated with inclement weather, and high pressure, which typically brings more stable, pleasant weather.

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Glossary

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

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 line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

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.

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

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

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...