What makes the fog come and go?
The weather is created in the lowest level of the atmosphere, in the turbulent air that sits upon continents and oceans around the globe. Mists and hazy fogs can appear and disappear almost anywhere. But they are most common along shore lines, where the lands meet the seas. A fog is the daughter of the sun and air that hugs the surface of our weathery planet. The filmy veil is made of the same kind of misty moisture that forms the high flying and the low flying clouds. For a fog is no more than a cloud sitting on the ground or on the surface of the sea. The material is liquid water in the form of microscopic droplets, small enough to float in the air. It takes a million of these droplets to form a medium size drop of rain, and in a fog large enough to blanket a city block there is not enough liquid water to fill a teacup. The lower atmosphere drifts in breezes and blows in gusty winds around the face of the earth. And this air is always thirsty. The warmer it is, the more water it can
