... Freeze warning in effect from midnight tonight to 9 am EST Saturday... The National Weather Service in Peachtree City has issued a freeze warning, which is in effect from midnight tonight to 9 am EST Saturday. * Locations... north and most of central Georgia. * Temperatures... upper 20s to around freezing. * Timing... midnight tonight to early Saturday morning. * Impacts... freezing temperatures may kill sensitive plants left outdoors. Precautionary/preparedness actions... A freeze warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation.