


Air Quality Index Statement
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
564 AEUS72 KCHS 182002 AQICHS Ground Level Ozone Forecast South Carolina Department of Environmental Services Relayed by National Weather Service Charleston SC 402 PM EDT Fri Apr 18 2025 Ground level ozone forecasts for the Charleston Tri-County Area of South Carolina are provided by the South Carolina Department of Environmental Services. SCZ044-045-050-052-192115- Dorchester-Inland Berkeley-Charleston-Tidal Berkeley- 402 PM EDT Fri Apr 18 2025 The ground level ozone forecast for Charleston, Berkeley and Dorchester counties, including the Charleston metropolitan area, for Saturday is 51 or CODE YELLOW. This falls in the Moderate category. A CODE YELLOW forecast means unusually sensitive people should consider limiting prolonged outdoor exertion. && --- Air Quality Index Table --- Color Code Air Quality Index Code Description -------------------------------------------------------- Green 0-50 Good Yellow 51-100 Moderate Orange 101-150 Unhealthy for Sensitive Groups Red 151-200 Unhealthy Purple 201-300 Very Unhealthy Visit the SC Dept of Environmental Services website at http://www.des.sc.gov/ozone for additional information and ground level ozone forecasts for other areas in SC. $$