Dark blue cloudy sky

What is Blizzard?

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant falling and/or blowing snow that reduces visibility to less than 1/4 mile.

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Glossary

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

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

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

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

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

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

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

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

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

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...