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What is Relative Humidity?

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

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Glossary

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

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

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

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

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...