Hourly Weather | Today Tuesday, February 24, 2026
Grand Rapids, Michigan
7 PM
Snowy Weather
34°
Feels Like 18°
51
Humidity: 65%
UV Index: 0
Wind: 15 mph
8 PM
Snowy Weather
34°
Feels Like 19°
51
Humidity: 72%
UV Index: 0
Wind: 15 mph
9 PM
Snowy Weather
34°
Feels Like 19°
53
Humidity: 78%
UV Index: 0
Wind: 14 mph
10 PM
Cloudy Weather
34°
Feels Like 23°
41
Humidity: 81%
UV Index: 0
Wind: 13 mph
11 PM
Snowy Weather
34°
Feels Like 21°
48
Humidity: 79%
UV Index: 0
Wind: 13 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.99 µg/m³
  • PM10: 5.95 µg/m³
  • O3: 0.041 ppm
  • NO2: 3.9 ppb
  • SO2: 2.2 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.76 µg/m³
  • PM10: 6.72 µg/m³
  • O3: 0.041 ppm
  • NO2: 4 ppb
  • SO2: 2.3 ppb
  • CO: 0.15 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: 6.39 µg/m³
  • PM10: 7.42 µg/m³
  • O3: 0.040 ppm
  • NO2: 4.4 ppb
  • SO2: 2.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.87 µg/m³
  • PM10: 8.03 µg/m³
  • O3: 0.038 ppm
  • NO2: 5.5 ppb
  • SO2: 2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.17 µg/m³
  • PM10: 9.7 µg/m³
  • O3: 0.036 ppm
  • NO2: 6.9 ppb
  • SO2: 1.9 ppb
  • CO: 0.18 ppm

Health Recommendations:

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