Hourly Weather | Today Thursday, February 5, 2026
Madison, Wisconsin
10 PM
Cloudy Weather
28°
Feels Like 25°
5
Humidity: 91%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Weather
28°
Feels Like 25°
5
Frost Risk: 43%
Humidity: 90%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

10 PM
37 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.84 µg/m³
  • PM10: 9.84 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.19 µg/m³
  • PM10: 10.2 µg/m³
  • O3: 0.031 ppm
  • NO2: 2.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

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