Hourly Weather | Today Wednesday, March 18, 2026
Kalamazoo, Michigan
6 AM
Snowy Weather
18°
Feels Like
47
Frost Risk: 100%
Humidity: 80%
UV Index: 0
Wind: 8 mph
7 AM
Snowy Weather
19°
Feels Like
51
Frost Risk: 99%
Humidity: 80%
UV Index: 0
Wind: 9 mph
8 AM
Snowy Weather
21°
Feels Like
47
Frost Risk: 92%
Humidity: 79%
UV Index: 0
Wind: 12 mph
9 AM
Snowy Weather
19°
Feels Like
47
Frost Risk: 100%
Humidity: 84%
UV Index: 0
Wind: 13 mph
10 AM
Cloudy Weather
21°
Feels Like
43
Humidity: 85%
UV Index: 1
Wind: 13 mph
11 AM
Cloudy Weather
23°
Feels Like
34
Humidity: 86%
UV Index: 1
Wind: 14 mph
12 PM
Cloudy Weather
25°
Feels Like 10°
34
Humidity: 84%
UV Index: 1
Wind: 15 mph
1 PM
Cloudy Weather
27°
Feels Like 12°
36
Humidity: 81%
UV Index: 1
Wind: 16 mph
2 PM
Cloudy Weather
28°
Feels Like 16°
43
Humidity: 79%
UV Index: 1
Wind: 16 mph
3 PM
Snowy Weather
30°
Feels Like 16°
47
Humidity: 78%
UV Index: 1
Wind: 16 mph
4 PM
Snowy Weather
32°
Feels Like 18°
47
Humidity: 78%
UV Index: 1
Wind: 15 mph
5 PM
Cloudy Weather
34°
Feels Like 21°
39
Humidity: 80%
UV Index: 1
Wind: 14 mph
6 PM
Cloudy Weather
34°
Feels Like 25°
33
Humidity: 80%
UV Index: 0
Wind: 12 mph
7 PM
Cloudy Weather
34°
Feels Like 25°
28
Humidity: 84%
UV Index: 0
Wind: 10 mph
8 PM
Cloudy Weather
34°
Feels Like 28°
20
Humidity: 86%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Weather
34°
Feels Like 28°
20
Humidity: 85%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Weather
30°
Feels Like 28°
20
Humidity: 88%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Weather
30°
Feels Like 27°
20
Humidity: 94%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.24 µg/m³
  • PM10: 1.56 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.18 µg/m³
  • PM10: 1.47 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.29 µg/m³
  • PM10: 1.58 µg/m³
  • O3: 0.051 ppm
  • NO2: 1 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

9 AM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.52 µg/m³
  • PM10: 1.79 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

10 AM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.85 µg/m³
  • PM10: 2.11 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

11 AM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.38 µg/m³
  • PM10: 2.65 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.16 µg/m³
  • PM10: 3.49 µg/m³
  • O3: 0.051 ppm
  • NO2: 2 ppb
  • SO2: 0.7 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.05 µg/m³
  • PM10: 4.5 µg/m³
  • O3: 0.051 ppm
  • NO2: 2 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
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.95 µg/m³
  • PM10: 5.5 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.9 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

3 PM
48 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.96 µg/m³
  • PM10: 6.62 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.8 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.62 µg/m³
  • PM10: 7.39 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.8 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.91 µg/m³
  • PM10: 7.76 µg/m³
  • O3: 0.052 ppm
  • NO2: 2.1 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.18 µg/m³
  • PM10: 8.16 µg/m³
  • O3: 0.051 ppm
  • NO2: 2.8 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.38 µg/m³
  • PM10: 8.53 µg/m³
  • O3: 0.047 ppm
  • NO2: 4.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.53 µg/m³
  • PM10: 8.86 µg/m³
  • O3: 0.043 ppm
  • NO2: 5.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.83 µg/m³
  • PM10: 9.33 µg/m³
  • O3: 0.040 ppm
  • NO2: 5.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

10 PM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.23 µg/m³
  • PM10: 9.82 µg/m³
  • O3: 0.039 ppm
  • NO2: 5.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.86 µg/m³
  • PM10: 10.47 µg/m³
  • O3: 0.038 ppm
  • NO2: 5.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

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