This video program investigates some of the key elements responsible for weather formation. Different types of air masses and their origins are investigated, as are the formation of weather fronts. Specific weather phenomena including tornados, hurricanes, and thunderstorms are illustrated in detail. Other important terminology includes: air mass characteristics, warm front, cold front, low pressure, storm surge, cumulonimbus clouds, and lightning.

Originally released by Visual Learning, 2007. Streaming video file encoded with permission for digital streaming by Infobase on April 18, 2015.

Air Masses (2:34); --Fronts (1:55); -- Hurricanes (3:32); -- Thunderstorms and Tornados (3:18); -- Summing Up (1:00); -- Video Assessment (1:49); -- Credits: Weather on the Move (0:45); -- wright hurricanes (0:26); -- Air Masses and Fronts (4:56); .