What in the world is going on up there?  Look up! It’s a bird; it’s a plane; it’s a Polar mesospheric cloud! When you look to the sky, do you wonder why the Sun is so bright or why the clouds are white or why the sky is blue? Then, Weather For Dummies is your resource to fuel your curiosity about the weather.It takes you on an exciting journey through the Earth's atmosphere and the ways it behaves. You’ll get an overview of rain, Sun, clouds, storms and other phenomena.   With helpful photographs and illustrations, you can easily visualize different weather types and relate them into the world around you. The scientific words and phrases are explained in detail (what is barometric pressure?), your curious questions are answered (why do we have seasons?), and the roots of weather myths, proverbs, and sayings are revealed (“early thunder, early spring”).   Discover how weather forecasts are made, and what constitutes a weather emergency Find out what causes change in weather, such as how