Columbia, South Carolina (29201) Conditions & Forecast. Charleston, South Carolina (29401) Conditions & Forecast. National Weather Service Southern Region homepage. National Weather Service Forecast Office - WFO, Raleigh, NC. National Weather Service Forecast Office - WFO Greenville-Spartanburg, SC. Home Page - National Weather Service Forecast Office - WFO Columbia, SC. NWS Peachtree City, Ga. National Weather Service Forecast Office - Charleston, South Carolina. Saturn Resource Management.