Dark blue cloudy sky

What is Acid Rain?

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

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Glossary

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

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

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

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

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

A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....