What is Relative Humidity?

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

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

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

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

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

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