What is Relative Humidity?

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

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

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

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

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

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...