Hourly Weather | Today Wednesday, May 20, 2026
Ames, Iowa
6 PM
Cloudy Weather
61°
Feels Like 57°
0
Humidity: 50%
UV Index: 1
Wind: 9 mph
7 PM
Cloudy Weather
59°
Feels Like 57°
0
Humidity: 48%
UV Index: 1
Wind: 8 mph
8 PM
Cloudy Weather
57°
Feels Like 55°
0
Humidity: 53%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Weather
55°
Feels Like 54°
0
Humidity: 61%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Weather
54°
Feels Like 52°
0
Humidity: 65%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Weather
52°
Feels Like 50°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.08 µg/m³
  • PM10: 1.19 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.4 ppb
  • SO2: 0 ppb
  • CO: 0.10 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.11 µg/m³
  • PM10: 1.22 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.5 ppb
  • SO2: 0 ppb
  • CO: 0.10 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: 1.15 µg/m³
  • PM10: 1.27 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.7 ppb
  • SO2: 0 ppb
  • CO: 0.11 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.2 µg/m³
  • PM10: 1.33 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.9 ppb
  • SO2: 0 ppb
  • CO: 0.11 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: 1.26 µg/m³
  • PM10: 1.42 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.9 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.35 µg/m³
  • PM10: 1.53 µg/m³
  • O3: 0.038 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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