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Veesibility reduced bi blowin snaw during a blizzard

A blizzard is a severe snawstorm caused bi strang sustained winds o at least 56 km/h (35 mph) an lastin for a prolanged period o time – typically three oors or mair. A severein blizzard haes winds ower 72 km/h (45 mph), near zero veesibility, an temperaturs o −12 °C (10 °F) or lawer. A grund blizzard is a wather condeetion whaur snaw is nae fawin but loose snaw on the grund is liftit an blown bi strang winds.