Hourly Weather | Today Thursday, February 5, 2026
Bismarck, North Dakota
9 PM
Cloudy Night
45°
Feels Like 32°
0
Humidity: 70%
UV Index: 0
Wind: 18 mph
10 PM
Cloudy Night
43°
Feels Like 28°
0
Humidity: 72%
UV Index: 0
Wind: 18 mph
11 PM
Cloudy Weather
39°
Feels Like 27°
0
Humidity: 73%
UV Index: 0
Wind: 20 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.43 µg/m³
  • PM10: 3.3 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 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: 1.15 µg/m³
  • PM10: 2.1 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.98 µg/m³
  • PM10: 1.44 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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