Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
8.12 µg/m³
- PM10:
9.73 µg/m³
- O3:
0.035 ppm
- NO2:
8.9 ppb
- SO2:
0.9 ppb
- CO:
0.23 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
7.51 µg/m³
- PM10:
9.15 µg/m³
- O3:
0.037 ppm
- NO2:
7.8 ppb
- SO2:
1 ppb
- CO:
0.23 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
6.85 µg/m³
- PM10:
8.33 µg/m³
- O3:
0.040 ppm
- NO2:
6.3 ppb
- SO2:
0.9 ppb
- CO:
0.22 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
4.3 µg/m³
- PM10:
5.11 µg/m³
- O3:
0.045 ppm
- NO2:
3.7 ppb
- SO2:
0.7 ppb
- CO:
0.19 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
3.99 µg/m³
- PM10:
4.64 µg/m³
- O3:
0.048 ppm
- NO2:
2.7 ppb
- SO2:
0.6 ppb
- CO:
0.18 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
4.47 µg/m³
- PM10:
5.09 µg/m³
- O3:
0.050 ppm
- NO2:
2.4 ppb
- SO2:
0.5 ppb
- CO:
0.17 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
5.39 µg/m³
- PM10:
6.05 µg/m³
- O3:
0.052 ppm
- NO2:
2.5 ppb
- SO2:
0.5 ppb
- CO:
0.18 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
6.64 µg/m³
- PM10:
7.41 µg/m³
- O3:
0.053 ppm
- NO2:
3.1 ppb
- SO2:
0.5 ppb
- CO:
0.18 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
8.09 µg/m³
- PM10:
9.02 µg/m³
- O3:
0.053 ppm
- NO2:
4.1 ppb
- SO2:
0.6 ppb
- CO:
0.19 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
10.41 µg/m³
- PM10:
11.8 µg/m³
- O3:
0.049 ppm
- NO2:
7.5 ppb
- SO2:
0.5 ppb
- CO:
0.21 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
14.22 µg/m³
- PM10:
16.42 µg/m³
- O3:
0.041 ppm
- NO2:
13.2 ppb
- SO2:
0.5 ppb
- CO:
0.26 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
19.45 µg/m³
- PM10:
22.68 µg/m³
- O3:
0.035 ppm
- NO2:
17.8 ppb
- SO2:
0.6 ppb
- CO:
0.31 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
24.75 µg/m³
- PM10:
28.91 µg/m³
- O3:
0.029 ppm
- NO2:
20.9 ppb
- SO2:
0.7 ppb
- CO:
0.35 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
28.79 µg/m³
- PM10:
33.48 µg/m³
- O3:
0.025 ppm
- NO2:
23.1 ppb
- SO2:
0.7 ppb
- CO:
0.38 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
30.18 µg/m³
- PM10:
34.91 µg/m³
- O3:
0.023 ppm
- NO2:
23.8 ppb
- SO2:
0.8 ppb
- CO:
0.38 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
27.07 µg/m³
- PM10:
31.17 µg/m³
- O3:
0.025 ppm
- NO2:
20.9 ppb
- SO2:
0.9 ppb
- CO:
0.34 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Weather Alerts and Warnings for Worcester
Moderate
Expected
Observed
Special Weather Statement
Special Weather Statement issued February 26 at 4:02AM EST by NWS Boston/Norton MA
Feb 26, 4:02 AM
→ Feb 26, 8:00 AM
A combination of snow melt, below freezing temperatures, and
freezing fog have led to very slippery travel conditions this
morning. Use caution both driving and walking on untreated
surfaces through 9AM this morning.
✅ Thank you!
Your message has been received.
We truly appreciate you taking the time to help improve WeatherShogun.