Earth and the Environment

What is the official definition of a blizzard?

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According to the official definition given in 1958 by the U.S. Weather Bureau, the winds must exceed 35 mi (56 km) per hr and the temperature 20¡F (-7¡C) or lower.

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Get more facts and information about blizzard . Or, view the full encyclopedia entry from The Columbia Encyclopedia, Sixth Edition.

Similar questions: How fast are the winds in a blizzard? How cold is a blizzard? What factors determine if a snowstorm is a blizzard? [ Hide these questions ]

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