What is Blowing Snow?

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

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

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

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

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

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

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.