What is Climatology?

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

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

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

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

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

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

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