severe weather condition that is distinguished by low temperatures, strong winds, and large quantities of either falling or blowing snow. The U.S. Weather Service defines a blizzard as a storm with winds of more than 56 km (35 miles) per hour and enough snow to limit visibility to 150 m (500 feet) or less. A severe blizzard has winds of over 72 km (45 miles) per hour, visibility near zero, and temperatures of -12 C (10 F) or lower. A ground blizzard occurs when there is no falling snow, but snow is drifting and blowing near the ground
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