Hourly Weather | Today Thursday, February 26, 2026
South Bend, Indiana
5 AM
Cloudy Night
19°
Feels Like 19°
0
Frost Risk: 100%
Humidity: 80%
UV Index: 0
Wind: 5 mph
6 AM
Cloudy Night
19°
Feels Like 19°
0
Frost Risk: 100%
Humidity: 80%
UV Index: 0
Wind: 5 mph
7 AM
Cloudy Weather
18°
Feels Like
0
Frost Risk: 100%
Humidity: 87%
UV Index: 0
Wind: 15 mph
8 AM
Cloudy Weather
19°
Feels Like
0
Frost Risk: 99%
Humidity: 80%
UV Index: 1
Wind: 15 mph
9 AM
Cloudy Weather
21°
Feels Like
0
Frost Risk: 95%
Humidity: 75%
UV Index: 1
Wind: 15 mph
10 AM
Cloudy Weather
27°
Feels Like 14°
0
Humidity: 66%
UV Index: 2
Wind: 15 mph
11 AM
Cloudy Weather
30°
Feels Like 18°
0
Humidity: 62%
UV Index: 2
Wind: 15 mph
12 PM
Cloudy Weather
34°
Feels Like 21°
0
Humidity: 57%
UV Index: 2
Wind: 16 mph
1 PM
Cloudy Weather
36°
Feels Like 37°
0
Humidity: 53%
UV Index: 4
Wind: 7 mph
2 PM
Cloudy Weather
37°
Feels Like 39°
0
Humidity: 51%
UV Index: 3
Wind: 7 mph
3 PM
Cloudy Weather
39°
Feels Like 37°
0
Humidity: 50%
UV Index: 2
Wind: 7 mph
4 PM
Cloudy Weather
39°
Feels Like 37°
0
Humidity: 49%
UV Index: 1
Wind: 7 mph
5 PM
Cloudy Weather
39°
Feels Like 36°
0
Humidity: 52%
UV Index: 0
Wind: 7 mph
6 PM
Cloudy Weather
37°
Feels Like 34°
0
Humidity: 55%
UV Index: 0
Wind: 6 mph
7 PM
Cloudy Night
34°
Feels Like 30°
0
Humidity: 63%
UV Index: 0
Wind: 6 mph
8 PM
Cloudy Night
34°
Feels Like 30°
0
Humidity: 66%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
34°
Feels Like 28°
0
Humidity: 68%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
34°
Feels Like 28°
0
Humidity: 70%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
34°
Feels Like 28°
0
Humidity: 72%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 9.94 µg/m³
  • PM10: 12.23 µg/m³
  • O3: 0.022 ppm
  • NO2: 11.1 ppb
  • SO2: 1.1 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

6 AM
46 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.03 µg/m³
  • PM10: 13.39 µg/m³
  • O3: 0.021 ppm
  • NO2: 11.5 ppb
  • SO2: 1.2 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

7 AM
50 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.01 µg/m³
  • PM10: 14.38 µg/m³
  • O3: 0.020 ppm
  • NO2: 12 ppb
  • SO2: 1.2 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

8 AM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.56 µg/m³
  • PM10: 14.87 µg/m³
  • O3: 0.019 ppm
  • NO2: 12.8 ppb
  • SO2: 1.2 ppb
  • CO: 0.27 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 AM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.86 µg/m³
  • PM10: 15.16 µg/m³
  • O3: 0.020 ppm
  • NO2: 13.4 ppb
  • SO2: 1.2 ppb
  • CO: 0.28 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 AM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.76 µg/m³
  • PM10: 15.02 µg/m³
  • O3: 0.024 ppm
  • NO2: 11.2 ppb
  • SO2: 1.3 ppb
  • CO: 0.27 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

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

Pollutant Concentrations:

  • PM2.5: 8.73 µg/m³
  • PM10: 10.42 µg/m³
  • O3: 0.038 ppm
  • NO2: 6.6 ppb
  • SO2: 2.5 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

12 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.18 µg/m³
  • PM10: 8.65 µg/m³
  • O3: 0.042 ppm
  • NO2: 5 ppb
  • SO2: 2.4 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

1 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.73 µg/m³
  • PM10: 8.14 µg/m³
  • O3: 0.043 ppm
  • NO2: 4.4 ppb
  • SO2: 2.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

2 PM
42 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.58 µg/m³
  • PM10: 6.82 µg/m³
  • O3: 0.045 ppm
  • NO2: 4 ppb
  • SO2: 1.9 ppb
  • CO: 0.17 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.61 µg/m³
  • PM10: 5.69 µg/m³
  • O3: 0.046 ppm
  • NO2: 3.6 ppb
  • SO2: 1.6 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

4 PM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.88 µg/m³
  • PM10: 4.88 µg/m³
  • O3: 0.047 ppm
  • NO2: 3.4 ppb
  • SO2: 1.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

5 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.5 µg/m³
  • PM10: 4.51 µg/m³
  • O3: 0.043 ppm
  • NO2: 4.5 ppb
  • SO2: 1.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

6 PM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.78 µg/m³
  • PM10: 4.92 µg/m³
  • O3: 0.037 ppm
  • NO2: 6.9 ppb
  • SO2: 0.9 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

7 PM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.39 µg/m³
  • PM10: 5.69 µg/m³
  • O3: 0.032 ppm
  • NO2: 9 ppb
  • SO2: 0.7 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.26 µg/m³
  • PM10: 6.75 µg/m³
  • O3: 0.029 ppm
  • NO2: 9.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

9 PM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.93 µg/m³
  • PM10: 7.47 µg/m³
  • O3: 0.028 ppm
  • NO2: 9.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.32 µg/m³
  • PM10: 7.78 µg/m³
  • O3: 0.029 ppm
  • NO2: 8.6 ppb
  • SO2: 0.5 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

11 PM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.9 µg/m³
  • PM10: 7.19 µg/m³
  • O3: 0.032 ppm
  • NO2: 6.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.21 ppm

Health Recommendations:

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