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Today Hourly 7 days 30 days Air Quality
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Hourly Weather | Today › Friday, December 26, 2025
Active Weather Warnings
Champaign, Illinois
2 AM
Foggy Weather
54°
Feels Like 46°
49
Humidity: 94%
Wind: 9 mph
UV Index: 0
3 AM
Rainy Weather
54°
Feels Like 46°
57
Humidity: 93%
Wind: 9 mph
UV Index: 0
4 AM
Rainy Weather
55°
Feels Like 48°
53
Humidity: 94%
Wind: 10 mph
UV Index: 0
5 AM
Foggy Weather
55°
Feels Like 50°
49
Humidity: 94%
Wind: 10 mph
UV Index: 0
6 AM
Foggy Weather
55°
Feels Like 50°
30
Humidity: 95%
Wind: 12 mph
UV Index: 0
7 AM
Cloudy Weather
57°
Feels Like 52°
25
Humidity: 93%
Wind: 12 mph
UV Index: 0
8 AM
Cloudy Weather
57°
Feels Like 54°
25
Humidity: 93%
Wind: 13 mph
UV Index: 0
9 AM
Cloudy Weather
61°
Feels Like 55°
24
Humidity: 90%
Wind: 14 mph
UV Index: 0
10 AM
Cloudy Weather
59°
Feels Like 54°
20
Humidity: 90%
Wind: 15 mph
UV Index: 0
11 AM
Cloudy Weather
57°
Feels Like 52°
20
Humidity: 89%
Wind: 16 mph
UV Index: 1
12 PM
Cloudy Weather
57°
Feels Like 50°
13
Humidity: 89%
Wind: 16 mph
UV Index: 1
1 PM
Cloudy Weather
55°
Feels Like 50°
0
Humidity: 89%
Wind: 16 mph
UV Index: 1
2 PM
Cloudy Weather
54°
Feels Like 48°
0
Humidity: 89%
Wind: 15 mph
UV Index: 2
3 PM
Cloudy Weather
52°
Feels Like 46°
0
Humidity: 91%
Wind: 14 mph
UV Index: 1
4 PM
Cloudy Weather
52°
Feels Like 45°
0
Humidity: 89%
Wind: 13 mph
UV Index: 1
5 PM
Cloudy Night
48°
Feels Like 43°
0
Humidity: 90%
Wind: 10 mph
UV Index: 0
6 PM
Cloudy Night
46°
Feels Like 43°
0
Humidity: 91%
Wind: 9 mph
UV Index: 0
7 PM
Cloudy Night
46°
Feels Like 41°
0
Humidity: 92%
Wind: 8 mph
UV Index: 0
8 PM
Cloudy Night
45°
Feels Like 41°
0
Humidity: 94%
Wind: 7 mph
UV Index: 0
9 PM
Cloudy Night
45°
Feels Like 41°
0
Humidity: 95%
Wind: 7 mph
UV Index: 0
10 PM
Cloudy Night
45°
Feels Like 41°
0
Humidity: 94%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Night
43°
Feels Like 41°
0
Humidity: 94%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

2 AM
30 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.2 µg/m³
  • PM10: 8.46 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 AM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.41 µg/m³
  • PM10: 7.53 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 AM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.58 µg/m³
  • PM10: 6.73 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.94 µg/m³
  • PM10: 6.2 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.7 µg/m³
  • PM10: 6.14 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.95 µg/m³
  • PM10: 6.71 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.62 µg/m³
  • PM10: 7.88 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 AM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.71 µg/m³
  • PM10: 9.68 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 AM
34 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.18 µg/m³
  • PM10: 11.94 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.7 ppb
  • SO2: 0.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM
40 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.56 µg/m³
  • PM10: 13.7 µg/m³
  • O3: 0.034 ppm
  • NO2: 2.5 ppb
  • SO2: 0.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.6 µg/m³
  • PM10: 14.68 µg/m³
  • O3: 0.035 ppm
  • NO2: 2.2 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
46 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.07 µg/m³
  • PM10: 14.64 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.8 ppb
  • SO2: 0.9 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
45 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.88 µg/m³
  • PM10: 13.78 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.6 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
43 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.34 µg/m³
  • PM10: 12.63 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.7 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
41 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.95 µg/m³
  • PM10: 11.79 µg/m³
  • O3: 0.036 ppm
  • NO2: 2.2 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.99 µg/m³
  • PM10: 11.53 µg/m³
  • O3: 0.032 ppm
  • NO2: 3.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.05 µg/m³
  • PM10: 11.39 µg/m³
  • O3: 0.028 ppm
  • NO2: 4.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.19 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
41 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.8 µg/m³
  • PM10: 10.97 µg/m³
  • O3: 0.025 ppm
  • NO2: 4.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
40 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.54 µg/m³
  • PM10: 10.6 µg/m³
  • O3: 0.023 ppm
  • NO2: 5 ppb
  • SO2: 0.3 ppb
  • CO: 0.20 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
38 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.22 µg/m³
  • PM10: 10.22 µg/m³
  • O3: 0.021 ppm
  • NO2: 5 ppb
  • SO2: 0.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
37 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.85 µg/m³
  • PM10: 9.79 µg/m³
  • O3: 0.018 ppm
  • NO2: 5.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
36 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.73 µg/m³
  • PM10: 9.53 µg/m³
  • O3: 0.016 ppm
  • NO2: 5.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.23 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Champaign

Moderate Expected Likely

Dense Fog Advisory

Dense Fog Advisory issued December 25 at 11:18PM CST until December 26 at 4:00AM CST by NWS Lincoln IL
Dec 25, 11:18 PM → Dec 26, 4:00 AM
WHAT: Visibility one quarter mile or less in dense fog.

WHERE: Portions of central, east central, southeast, and west
central Illinois.

WHEN: Until 4 AM CST Friday.

IMPACTS: Low visibility could make driving conditions hazardous.
+ Read More
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Updated: Dec 26, 12:05 AM Source: NWS Alert