What is Humidity?

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

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

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

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

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

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

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

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

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...