CHARLOTTE, NC (WBTV)- A frosty morning could be coming to the Charlotte region Thursday. The National Weather Service in Greenville-Spartanburg issued a Frost Advisory from midnight tonight until 9 a.m. Thursday morning for most of the WBTV viewing area. WBTV Meteorologist Kelly Franson says the cloud cover and windy conditions will move out of the region Wednesday afternoon, leaving clear skies...