1993 Cadillac Eldorado Owner's Manual - Page 208

D M N G IN FOG, MIST AND HAZE Fog can occur with high humidity or heavy frost. Itcan be so mild that you can see through it for several hundredfeet (meters). Or it might be so thick that you can seeonly a fewfeet (meters) ahead. It may come suddenly to an otherwise clear road. Andit can be a major hazard. When you drive into a fog patch, your visibility will be reduced quickly. The biggest dangers are striking the vehicle ahead or being struck by the one behind. Try to "read" the density down the road. If the vehicle fog ahead starts to become less clear or, atnight, if the taillights are harder to see, thefog is probably thickening. Slow down to give traffic behind you a chance to slow down. Everybody then has a better chance to avoid hitting the vehicle ahead. A patch of dense fog may extend only for a few feet (meters) or for miles (kilometers); you can't really tell while you're in You can only treat the it. situation with extreme care. u n e common fog condition-- sometimes called mist or ground fog -- can happen in weather that seems perfect, especially at night or in the early morning in valley and low, marshy areas. You can be suddenly enveloped in thick, wet haze that may even coat your windshield. You can often spot these fog patches or mist layers with your headlights. But sometimes they a can be waiting for you as you come over a hill or dip into shallow valley. 194