Cold/Wind Chill in Greenville Mountains, South Carolina

A strong arctic cold front blasted through the southern Appalachians during the afternoon and evening of the 18th, bringing strong winds and bitterly cold air to the region. By mid-evening, sustained winds of 10 to 25 mph combined with air temperatures in the single digits and teens to yield wind chill values in the 0 to -10 range. By daybreak on the 19th, air temperatures in the valleys were near 0 while the high elevations were well below 0. Wind chill values during this time ranged from -5 to -20. The low wind chills continued throughout the 19th, as air temperatures failed to warm above the mid-20s in even the lowest elevations. Wind chills remained no higher than the single digits across most of the area until late morning on the 20th.