Why do we have weather? -- Weather and civilization -- Learning to predict the weather -- Weather and wars -- World war II -- HAARP -- The Doppler radar -- Weather and climate -- What's the atmosphere? -- The water cycle -- The three levels of clouds -- How to build a cloud -- Hail and snow -- The polar vortex -- Sleet or freezing rain? -- High pressure and low pressure -- The jet stream -- What's a front? -- Creating an air mass -- Oceans and weather -- El Niño -- Solar wind -- Orbits and oceans -- Determining the seasons -- Developing thermometers -- The tools of meteorology -- The art and sciences of forecasting -- Forecasting models -- Lightning -- Sprites, elves, and blue jets -- Taming lightning -- Why we have floods -- The danger of droughts -- Hurricanes -- Tornadoes -- Tornado formation -- Volcanoes and other disasters -- The Johnstown flood -- The great Galveston hurricane -- The super outbreak -- Hurricane Andrew -- Hurricane Floyd -- Katrina and Sandy -- Staying safe in the weather -- Floods and tornadoes -- The weather and your health -- Temperature and your body -- Our changing atmosphere -- The climate change controversy -- The causes of global warming -- Today's technology.