What in the world is going on up there Look up Its a bird its a plane its 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 Earths atmosphere and the ways it behaves. Youll get an overview of rain Sun clouds storms and other phenomena. With helpful photographs and illustration