Dark blue cloudy sky

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

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

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...