Hourly Weather | Today Saturday, June 6, 2026
Grand Rapids, Michigan
7 AM
Cloudy Weather
63°
Feels Like 64°
49
Humidity: 100%
UV Index: 0
Wind: 6 mph
8 AM
Cloudy Weather
66°
Feels Like 70°
7
Humidity: 90%
UV Index: 1
Wind: 6 mph
9 AM
Cloudy Weather
66°
Feels Like 70°
7
Humidity: 90%
UV Index: 2
Wind: 7 mph
10 AM
Cloudy Weather
70°
Feels Like 73°
7
Humidity: 84%
UV Index: 2
Wind: 7 mph
11 AM
Cloudy Weather
72°
Feels Like 77°
7
Humidity: 80%
UV Index: 4
Wind: 8 mph
12 PM
Cloudy Weather
73°
Feels Like 81°
7
Humidity: 74%
UV Index: 6
Wind: 8 mph
1 PM
Cloudy Weather
77°
Feels Like 84°
5
Humidity: 68%
UV Index: 7
Wind: 9 mph
2 PM
Cloudy Weather
79°
Feels Like 86°
0
Humidity: 63%
UV Index: 8
Wind: 9 mph
3 PM
Cloudy Weather
81°
Feels Like 84°
0
Humidity: 60%
UV Index: 6
Wind: 9 mph
4 PM
Cloudy Weather
81°
Feels Like 82°
0
Humidity: 58%
UV Index: 4
Wind: 10 mph
5 PM
Cloudy Weather
81°
Feels Like 82°
0
Humidity: 55%
UV Index: 3
Wind: 9 mph
6 PM
Cloudy Weather
81°
Feels Like 81°
0
Humidity: 57%
UV Index: 2
Wind: 9 mph
7 PM
Cloudy Weather
79°
Feels Like 79°
0
Humidity: 58%
UV Index: 1
Wind: 8 mph
8 PM
Cloudy Weather
77°
Feels Like 75°
0
Humidity: 63%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Weather
73°
Feels Like 73°
0
Humidity: 69%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
73°
Feels Like 72°
0
Humidity: 72%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
70°
Feels Like 68°
0
Humidity: 78%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.99 µg/m³
  • PM10: 3.09 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.11 µg/m³
  • PM10: 3.25 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.4 ppb
  • SO2: 0.8 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.29 µg/m³
  • PM10: 3.49 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.6 ppb
  • SO2: 0.9 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.48 µg/m³
  • PM10: 3.74 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.9 ppb
  • SO2: 1.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.75 µg/m³
  • PM10: 4.06 µg/m³
  • O3: 0.024 ppm
  • NO2: 3.3 ppb
  • SO2: 1.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.96 µg/m³
  • PM10: 4.22 µg/m³
  • O3: 0.027 ppm
  • NO2: 3.2 ppb
  • SO2: 1.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.2 µg/m³
  • PM10: 4.39 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.9 ppb
  • SO2: 1.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.88 µg/m³
  • PM10: 5.05 µg/m³
  • O3: 0.034 ppm
  • NO2: 2.6 ppb
  • SO2: 1.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.01 µg/m³
  • PM10: 6.17 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.1 ppb
  • SO2: 1 ppb
  • CO: 0.14 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.07 µg/m³
  • PM10: 7.27 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.9 ppb
  • SO2: 1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.16 µg/m³
  • PM10: 8.39 µg/m³
  • O3: 0.048 ppm
  • NO2: 1.7 ppb
  • SO2: 1 ppb
  • CO: 0.14 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: 10.09 µg/m³
  • PM10: 10.38 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.7 ppb
  • SO2: 1.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 12.11 µg/m³
  • PM10: 12.47 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.9 ppb
  • SO2: 1.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

8 PM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.83 µg/m³
  • PM10: 13.22 µg/m³
  • O3: 0.053 ppm
  • NO2: 2.2 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

9 PM
53 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.2 µg/m³
  • PM10: 13.64 µg/m³
  • O3: 0.044 ppm
  • NO2: 3.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

10 PM
54 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.8 µg/m³
  • PM10: 14.31 µg/m³
  • O3: 0.033 ppm
  • NO2: 4.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

11 PM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.22 µg/m³
  • PM10: 14.78 µg/m³
  • O3: 0.028 ppm
  • NO2: 4.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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