1993 Pontiac Grand Am Owner's Manual - Page 147

Your Driving and the Road Some Other Rainy WeatherTips Turn on your headlights-not just your parking lights-to help make you more visible to others. * Look for hard-to-see vehicles coming from behind. You may want to use if your headlights even in daytime it's raining hard. Besides slowing down, allow some extra following distance. And be especially careful whenyou pass another vehicle. Allow yourselfmore clear room ahead, and be prepared to have your view restricted by road spray. If the road spray is so heavy you are actually blinded, drop back. Don't pass until conditions improve. Going more slowly is better than havingan accident. Use your defogger if it helps. Have good tires withproper tread depth. (See the Index under Tires.) 146 ... Everybody then has a better chance to avoid hitting the vehicle ahead. A patch of dense fog may extend only Driving inFog, Mist andHaze for a few feet (meters) or for miles Fog can occur with high humidity or (kilometers); you can't really tell while heavy frost. It can be so mild that you you're in it. You can only treat the can see throughit for several hundred situation with extreme care. feet (meters). Or it might be so thick that you can see only a few feet (meters) One common fog condition-sometimes ahead. It may come suddenly to an called mist or ground fog-can happen otherwise clear road. And it can be a in weather that seems perfect, especially major hazard. at night or in the early morningin valley and low, marshy areas. You can be When you drive into a fog patch, your suddenly enveloped in thick, wet haze visibility will be reduced quickly.The that may even coat your windshield. You biggest dangers are striking the vehicle can often spot these fog patches or mist ahead or being struck by the one layers with your headlights. But behind. Try to "read'' the fog density sometimes they can be waiting for you down the road. If the vehicle ahead starts to become less clear or, at night, if as you come over a hillor dip into a the taillights are harder to see, the fog is shallow valley. Start your windshield probably thickening. Slow down togive wipers and washer to help clear accumulated road dirt. Slow down traffic behind you a chance to slow carefully. down.