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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

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

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

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

Snow that rises to 8 feet or higher.

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

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

The branch of science dealing with the laws of motion of air or other gases.

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

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