Abstract: The snow-generating elements associated with most snow storms have been observed in previous radar studies only in vertical section. Constant-altitude upper-level maps, composed from a series of plan-position-indicator ...

Abstract: Strong evidence, available from the experiments of Nakaya and his co-workers and bolstered by an analogue experiment, supports the argument that type of snow-crystal growth is determined principally by the excess of the ...

Abstract: Vertical-section radar observations of precipitation in the winter of 1951?1952 have been related to upper-air data. On three of the 22 days, there was very little signal and practically no pattern observed. It is possible ...