BACK OF THE WEATHER FORECAST Reel 1 · Part 2

Description

Reel 1, scenes taken at various weather stations show how wind velocities and directions, temperature, humidity, and atmospheric pressure are determined and studied. Weather balloons and airplanes are used to study cloud formations. Reel 2 explains the effect moving air masses and high and low pressure areas have upon weather conditions. Atmospheric conditions causing rain and snow are studied. Shows how weather information is transmitted among weather stations in the U.S. and to ships at sea.

Collection

Records of the Extension Service

Series

Motion Picture Films