... Freezing fog advisory in effect until 9 am EST this morning... The National Weather Service in Peachtree City has issued a freezing fog advisory... which is in effect until 9 am EST this morning. * Locations... along and north of a line from Newnan to Covington to Greensboro. * Visibilities... less than a mile with isolated locations as low as a quarter of a mile. * Timing... now through 9am. * Impacts... with temperatures at or below freezing... fog will freeze on contact. This is especially true for elevated surfaces. * Temperatures... at or just below freezing. Precautionary/preparedness actions... A freezing fog advisory means visibilities will frequently be reduced to less than one quarter mile. If driving... slow down... use your headlights... and leave plenty of distance ahead of you. Also... be alert for slick spots on elevated surfaces causing slippery roads. Winter Storm Warning remains in effect.