What is Blowing Snow?

A very cold high pressure that originates over the Arctic Ocean.

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

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

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

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

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

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

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

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