Snow impeded traffic across much of South Carolina Wednesday morning, but black ice could become a bigger threat in the coming days, weather experts say. Reports of snow accumulation abounded ...

As temperatures drop through tonight down to around 20 degrees for lows, black ice will be possible on bridges ... with a few ...

As in other zones with snow - secondary roads may have some black ice, so use caution on them. Otherwise, it'll be cold and calm. Cloudy early - clearing after midnight. Southwest winds at 10-15 mph.