What is Humidity?

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

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

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

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

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

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

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

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

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...