Hourly Weather | Today Thursday, February 5, 2026
Casper, Wyoming
9 PM
Night
45°
Feels Like 39°
0
Humidity: 44%
UV Index: 0
Wind: 8 mph
10 PM
Night
41°
Feels Like 37°
0
Humidity: 52%
UV Index: 0
Wind: 8 mph
11 PM
Night
41°
Feels Like 36°
0
Humidity: 54%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 3 µg/m³
  • PM10: 4.14 µg/m³
  • O3: 0.039 ppm
  • NO2: 2.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 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: 3.1 µg/m³
  • PM10: 4.17 µg/m³
  • O3: 0.039 ppm
  • NO2: 2.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 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: 3.27 µg/m³
  • PM10: 4.27 µg/m³
  • O3: 0.038 ppm
  • NO2: 2.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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