Wind can roll in the snow rolls





When a certain combination of environmental parameters is rare meteorological phenomenon when the wind rolls in the snow rolls. The accumulation of snow layers occurs as in the modeling of the snowman, only rolls typically have a cylindrical shape and often hollow inside. To roll the snow began to take shape, the ground should be covered with a crust of ice, snow should be moist and loose, and the wind speed - large enough to lift the thick snow.









via factroom.ru