Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
6.84 µg/m³
- PM10:
7.25 µg/m³
- O3:
0.030 ppm
- NO2:
5.1 ppb
- SO2:
0.4 ppb
- CO:
0.20 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:
5.89 µg/m³
- PM10:
6.2 µg/m³
- O3:
0.029 ppm
- NO2:
4.7 ppb
- SO2:
0.3 ppb
- CO:
0.20 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:
5.32 µg/m³
- PM10:
5.59 µg/m³
- O3:
0.028 ppm
- NO2:
4.3 ppb
- SO2:
0.3 ppb
- CO:
0.20 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:
4.92 µg/m³
- PM10:
5.16 µg/m³
- O3:
0.030 ppm
- NO2:
3.6 ppb
- SO2:
0.3 ppb
- CO:
0.19 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:
4.97 µg/m³
- PM10:
5.23 µg/m³
- O3:
0.030 ppm
- NO2:
3.4 ppb
- SO2:
0.2 ppb
- CO:
0.19 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:
5.38 µg/m³
- PM10:
5.65 µg/m³
- O3:
0.029 ppm
- NO2:
3.5 ppb
- SO2:
0.2 ppb
- CO:
0.19 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:
5.68 µg/m³
- PM10:
6.03 µg/m³
- O3:
0.027 ppm
- NO2:
3.9 ppb
- SO2:
0.2 ppb
- CO:
0.19 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:
5.63 µg/m³
- PM10:
6.09 µg/m³
- O3:
0.027 ppm
- NO2:
4.5 ppb
- SO2:
0.2 ppb
- CO:
0.20 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:
5.42 µg/m³
- PM10:
5.96 µg/m³
- O3:
0.028 ppm
- NO2:
3.9 ppb
- SO2:
0.2 ppb
- CO:
0.20 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:
4.56 µg/m³
- PM10:
5.06 µg/m³
- O3:
0.034 ppm
- NO2:
2.9 ppb
- SO2:
0.6 ppb
- CO:
0.18 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:
4.13 µg/m³
- PM10:
4.65 µg/m³
- O3:
0.036 ppm
- NO2:
2.6 ppb
- SO2:
0.8 ppb
- CO:
0.17 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:
4.16 µg/m³
- PM10:
4.72 µg/m³
- O3:
0.037 ppm
- NO2:
2.5 ppb
- SO2:
0.9 ppb
- CO:
0.17 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:
3.4 µg/m³
- PM10:
3.91 µg/m³
- O3:
0.046 ppm
- NO2:
2 ppb
- SO2:
1.3 ppb
- CO:
0.15 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:
3.23 µg/m³
- PM10:
3.72 µg/m³
- O3:
0.051 ppm
- NO2:
1.7 ppb
- SO2:
1.4 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:
O3
Details
Pollutant Concentrations:
- PM2.5:
3.32 µg/m³
- PM10:
3.86 µg/m³
- O3:
0.053 ppm
- NO2:
1.7 ppb
- SO2:
1.5 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:
O3
Details
Pollutant Concentrations:
- PM2.5:
3.8 µg/m³
- PM10:
4.53 µg/m³
- O3:
0.048 ppm
- NO2:
2.9 ppb
- SO2:
1.2 ppb
- CO:
0.15 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:
4.48 µg/m³
- PM10:
5.52 µg/m³
- O3:
0.040 ppm
- NO2:
5.5 ppb
- SO2:
0.7 ppb
- CO:
0.18 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:
5.12 µg/m³
- PM10:
6.46 µg/m³
- O3:
0.034 ppm
- NO2:
8.8 ppb
- SO2:
0.5 ppb
- CO:
0.20 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:
5.78 µg/m³
- PM10:
7.4 µg/m³
- O3:
0.030 ppm
- NO2:
10.3 ppb
- SO2:
0.4 ppb
- CO:
0.22 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:
6.53 µg/m³
- PM10:
8.37 µg/m³
- O3:
0.027 ppm
- NO2:
10.8 ppb
- SO2:
0.4 ppb
- CO:
0.23 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:
7.19 µg/m³
- PM10:
9.17 µg/m³
- O3:
0.026 ppm
- NO2:
10.8 ppb
- SO2:
0.3 ppb
- CO:
0.24 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:
7.56 µg/m³
- PM10:
9.56 µg/m³
- O3:
0.024 ppm
- NO2:
10.5 ppb
- SO2:
0.2 ppb
- CO:
0.24 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:
7.94 µg/m³
- PM10:
9.91 µg/m³
- O3:
0.023 ppm
- NO2:
10.2 ppb
- SO2:
0.2 ppb
- CO:
0.25 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Weather Alerts and Warnings for Decatur
Moderate
Expected
Observed
Special Weather Statement
Special Weather Statement issued February 25 at 8:11PM CST by NWS Lincoln IL
Feb 25, 8:11 PM
→ Feb 26, 3:00 AM
Light snow will spread southeast across central IL tonight. The snow
will initially melt on roadways. However, with temperatures falling
below freezing, this moisture will likely freeze and cause slick
spots. Snow accumulations will be light, generally an inch or less
for most areas, ending prior to sunrise.
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