What is Relative Humidity?

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

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

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

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

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

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

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

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.