What is Acid Rain?

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

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

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

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

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...