Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
9.46 µg/m³
- PM10:
10.56 µg/m³
- O3:
0.024 ppm
- NO2:
6.1 ppb
- SO2:
0.4 ppb
- CO:
0.21 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
8.9 µg/m³
- PM10:
10 µg/m³
- O3:
0.026 ppm
- NO2:
5.1 ppb
- SO2:
0.4 ppb
- CO:
0.20 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
8.68 µg/m³
- PM10:
9.78 µg/m³
- O3:
0.027 ppm
- NO2:
4.7 ppb
- SO2:
0.3 ppb
- CO:
0.20 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Weather Alerts and Warnings for Rockford
Moderate
Expected
Observed
Special Weather Statement
Special Weather Statement issued February 5 at 3:27PM CST by NWS Chicago IL
Feb 5, 3:27 PM
→ Feb 5, 9:00 PM
A fast moving weather system will produce a short 3 to 5 hour period
of freezing drizzle late tonight into early Friday morning. While
significant ice amounts are not expected, a minor glaze of ice
will be possible on untreated surfaces such as sidewalks and side
streets. Accordingly, motorists and walkers should be prepared for
the possibility of some slick surfaces early Friday morning.