Hourly Air Quality Forecast - AQI (US EPA)
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
5.54 µg/m³
- PM10:
5.66 µg/m³
- O3:
0.055 ppm
- NO2:
0.4 ppb
- SO2:
0.2 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
5.67 µg/m³
- PM10:
5.8 µg/m³
- O3:
0.053 ppm
- NO2:
0.6 ppb
- SO2:
0.2 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
5.77 µg/m³
- PM10:
5.91 µg/m³
- O3:
0.050 ppm
- NO2:
0.9 ppb
- SO2:
0.2 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
5.87 µg/m³
- PM10:
6.03 µg/m³
- O3:
0.042 ppm
- NO2:
1.4 ppb
- SO2:
0.2 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
6.07 µg/m³
- PM10:
6.26 µg/m³
- O3:
0.033 ppm
- NO2:
1.8 ppb
- SO2:
0.1 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
6.29 µg/m³
- PM10:
6.51 µg/m³
- O3:
0.027 ppm
- NO2:
2.1 ppb
- SO2:
0.1 ppb
- CO:
0.14 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
6.5 µg/m³
- PM10:
6.74 µg/m³
- O3:
0.023 ppm
- NO2:
2.4 ppb
- SO2:
0.1 ppb
- CO:
0.14 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Weather Alerts and Warnings for Memphis
Air Quality Alert
Air Quality Alert issued August 4 at 3:50PM CDT by NWS Memphis TN
Aug 4, 3:50 PM
→ Aug 5, 5:30 PM
AQAMEG
The Shelby County Health Department has issued a Code Orange Ozone
Forecast effective for Shelby County Tennessee, Crittenden County
Arkansas, and DeSoto County Mississippi, including the city of
Memphis for Wednesday. This ozone forecast is due to forecasted ozone
values that will be unhealthy for sensitive groups. These values will
exceed the Environmental Protection Agency's federal safe health
standard. The Shelby County Health Department recommends that
sensitive groups which include active children and adults, and
people with respiratory disease, such as asthma, limit prolonged
outdoor exertion.
Please continue to check the latest air quality forecasts and updates
until monitored values return to safe levels. For more information go
to www.airnow.gov.
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