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What is Air Mass?

A large body of air having similar horizontal temperature and moisture characteristics.

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Glossary

A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

Perhaps you have come across them, maybe you are seeing them for the first time. These clouds, known as wave clouds, resemble...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

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

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

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