What is Air Mass?

A type of cloud consisting mostly of small particles such as ice particles.

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

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

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

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

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