Blizzard

A severe weather condition characterized by low temperatures and strong winds (greater than 32 miles per hour) bearing a great amount of snow. When these conditions continue after the falling snow has ended, it is termed a ground blizzard.

Blizzard Violent winter storm, lasting at least 3 hours, which combines below freezing temperatures and very strong wind laden with blowing snow that reduces visibility to less than 1 km.

(abbrev. BLZD)- A blizzard means that the following conditions are expected to prevail for a period of 3 hours or longer:

• Sustained wind or frequent gusts to 35 miles an hour or greater; and
• Considerable falling and/or blowing snow (i.e., reducing visibility frequently to less than ¼ mile)