Hourly Weather | Today Wednesday, August 12, 2026
Rock Springs, Wyoming
5 AM
Cloudy Night
66°
Feels Like 63°
17
Humidity: 38%
UV Index: 0
Wind: 7 mph
6 AM
Cloudy Night
64°
Feels Like 63°
17
Humidity: 40%
UV Index: 0
Wind: 8 mph
7 AM
Cloudy Weather
64°
Feels Like 63°
12
Humidity: 42%
UV Index: 1
Wind: 8 mph
8 AM
Cloudy Weather
66°
Feels Like 64°
3
Humidity: 45%
UV Index: 1
Wind: 9 mph
9 AM
Cloudy Weather
68°
Feels Like 66°
3
Humidity: 41%
UV Index: 1
Wind: 11 mph
10 AM
Cloudy Weather
72°
Feels Like 72°
3
Humidity: 38%
UV Index: 2
Wind: 11 mph
11 AM
Cloudy Weather
73°
Feels Like 75°
3
Humidity: 35%
UV Index: 4
Wind: 11 mph
12 PM
Cloudy Weather
75°
Feels Like 77°
3
Humidity: 33%
UV Index: 5
Wind: 11 mph
1 PM
Cloudy Weather
77°
Feels Like 79°
3
Humidity: 30%
UV Index: 6
Wind: 12 mph
2 PM
Cloudy Weather
79°
Feels Like 79°
2
Humidity: 28%
UV Index: 5
Wind: 15 mph
3 PM
Cloudy Weather
79°
Feels Like 79°
2
Humidity: 27%
UV Index: 4
Wind: 16 mph
4 PM
Cloudy Weather
81°
Feels Like 79°
2
Humidity: 26%
UV Index: 3
Wind: 16 mph
5 PM
Cloudy Weather
79°
Feels Like 75°
2
Humidity: 29%
UV Index: 2
Wind: 16 mph
6 PM
Cloudy Weather
75°
Feels Like 72°
2
Humidity: 33%
UV Index: 1
Wind: 16 mph
7 PM
Cloudy Weather
73°
Feels Like 70°
4
Humidity: 37%
UV Index: 0
Wind: 16 mph
8 PM
Cloudy Weather
72°
Feels Like 68°
7
Humidity: 41%
UV Index: 0
Wind: 11 mph
9 PM
Cloudy Weather
68°
Feels Like 64°
7
Humidity: 45%
UV Index: 0
Wind: 9 mph
10 PM
Cloudy Night
66°
Feels Like 63°
7
Humidity: 49%
UV Index: 0
Wind: 8 mph
11 PM
Cloudy Night
64°
Feels Like 61°
7
Humidity: 53%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 7.63 µg/m³
  • PM10: 8.38 µg/m³
  • O3: 0.034 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.66 µg/m³
  • PM10: 9.44 µg/m³
  • O3: 0.034 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.53 µg/m³
  • PM10: 10.36 µg/m³
  • O3: 0.033 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.32 µg/m³
  • PM10: 11.23 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.11 µg/m³
  • PM10: 12.13 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.42 µg/m³
  • PM10: 12.61 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.17 µg/m³
  • PM10: 12.42 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

12 PM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.59 µg/m³
  • PM10: 11.87 µg/m³
  • O3: 0.044 ppm
  • NO2: 1 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 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: 7.43 µg/m³
  • PM10: 8.76 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 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: 5.75 µg/m³
  • PM10: 6.78 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.16 µg/m³
  • PM10: 5.95 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.89 µg/m³
  • PM10: 5.53 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.78 µg/m³
  • PM10: 5.32 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.72 µg/m³
  • PM10: 5.19 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.65 µg/m³
  • PM10: 5.09 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.42 µg/m³
  • PM10: 4.86 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.11 µg/m³
  • PM10: 4.53 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.97 µg/m³
  • PM10: 4.38 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.14 µg/m³
  • PM10: 4.54 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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