Air quality in Williston today
United States · Updated Friday 00:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Fair European AQI
Fine for almost everyone.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 11 µg/m³ | Fair |
| PM10 | 12 µg/m³ | Good |
| NO₂ | 6 µg/m³ | Good |
| O₃ | 53 µg/m³ | Fair |
The pollutant that matters most in Williston right now is PM2.5.
Forecast: next 24 hours
The air in Williston should stay good to fair for the next 24 hours. The cleanest hour is expected around Fri 23:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 01:00 | 31 | Fair | 11 |
| Fri 04:00 | 29 | Fair | 10 |
| Fri 07:00 | 30 | Fair | 10 |
| Fri 10:00 | 28 | Fair | 9 |
| Fri 13:00 | 32 | Fair | 4 |
| Fri 16:00 | 31 | Fair | 4 |
| Fri 19:00 | 25 | Fair | 4 |
| Fri 22:00 | 20 | Good | 4 |
Questions and answers
- Is the air in Williston good today?
- Right now the European Air Quality Index in Williston is 33, which is fair. Fine for almost everyone.
- What pollutes the air in Williston?
- At the moment PM2.5 contributes most to the air quality index in Williston. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Williston be cleanest?
- The air in Williston should stay good to fair for the next 24 hours. The cleanest hour is expected around Fri 23:00.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.