Worst air pollution Olympia Fields, today and tomorrow
Today (9 August): Air quality in Olympia Fields is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 10:00 AM (O3: 31.7/100).
Tomorrow (10 August 2026): Air quality in Olympia Fields is fair. All pollutants stay as today. Pollution peaks around 12:00 PM (O3: 32.6/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Air quality around Olympia Fields mostly reflects traffic, heating, and general land use in the area. Vegetation near the Little Calumet River and within Sand Ridge Nature Preserve offers a measure of natural filtering for the surrounding air. Local weather, especially wind and temperature, accounts for most of the daily swing in readings.
Today - 9 August | Pollution peaks at 10:00
AQI:
Fair
31.7/100
PM2.5 (fine particles):
Good
4.8/100
PM10 (coarse particles):
Good
1.7/100
NO2 (nitrogen dioxide):
Good
5.1/100
O3 (ozone):
Fair
31.7/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.7/100
PM1 (ultrafine particles):
Good
4.6/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 12:00
AQI:
Fair
32.6/100
PM2.5 (fine particles):
Good
7.4/100
PM10 (coarse particles):
Good
3.5/100
NO2 (nitrogen dioxide):
Good
5.3/100
O3 (ozone):
Fair
32.6/100
SO2 (sulfur dioxide):
Good
1.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.7/100
PM1 (ultrafine particles):
Good
5.6/100
Pollen forecast in Olympia Fields
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Olympia Fields
Frequently Asked Questions
Is air quality bad in Olympia Fields right now?
On 9 August 2026, overall air quality in Olympia Fields is fair. AQI is the main air quality indicator at 31.7/100. Pollution peaks around 10:00 AM (O3: 31.7/100).
Will air quality be worse tomorrow in Olympia Fields?
On 10 August 2026, air quality conditions in Olympia Fields will be similar to today, with AQI forecast at fair at 32.6/100. Pollution peaks around 12:00 PM (O3: 32.6/100).
When is air pollution at its worst in Olympia Fields?
Olympia Fields typically sees its highest particulate readings in winter, when heating and traffic emissions linger under calm, cold skies. By summer, ground-level ozone becomes the bigger issue, as intense heat and sunlight drive photochemical smog. Regional wildfire smoke can occasionally push readings higher during otherwise typical summer weather. The shoulder seasons of spring and fall usually bring the year's best air quality, helped by milder weather and steadier wind.
Are air quality levels in Olympia Fields based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
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Data provided by Airmine — Last update: 9 August 2026 at 20:27 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
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