Worst air pollution Ascot - Brisbane, today and tomorrow
Today (4 August): Air quality in Ascot is good. AQI, PM2.5, PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 PM (O3: 17.7/100).
Tomorrow (5 August 2026): Air quality in Ascot is fair. AQI worsens to fair; O3 increases to fair; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 8:00 AM (PM1: 24.4/100). 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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Ascot sits close to the Brisbane River in the city's affluent inner north-east, its racecourse and leafy streets sitting alongside moderate traffic on surrounding arterial roads. Coral Sea and Moreton Bay sea breezes provide reasonable ventilation for an inner suburb. Bushfire smoke is a spring risk from surrounding hinterland, and summer brings the ozone formation typical of subtropical Brisbane. There is no industry present. Overall, background air quality here is generally good, reflecting a leafy, well-ventilated riverside suburb.
Today - 4 August | Pollution peaks at 15:00
AQI:
Good
17.7/100
PM2.5 (fine particles):
Good
11.9/100
PM10 (coarse particles):
Good
3.6/100
NO2 (nitrogen dioxide):
Good
8.9/100
O3 (ozone):
Good
17.7/100
SO2 (sulfur dioxide):
Good
2.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.1/100
PM1 (ultrafine particles):
Good
14.5/100
Levels show the poorest local air quality during the day
Tomorrow - 5 August | Pollution peaks at 08:00
AQI:
Fair
24.4/100
PM2.5 (fine particles):
Good
19.0/100
PM10 (coarse particles):
Good
5.2/100
NO2 (nitrogen dioxide):
Good
14.2/100
O3 (ozone):
Fair
22.8/100
SO2 (sulfur dioxide):
Good
3.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.4/100
PM1 (ultrafine particles):
Fair
24.4/100
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Frequently Asked Questions
Is air quality bad in Ascot right now?
On 4 August 2026, overall air quality in Ascot is good. AQI is the main air quality indicator at 17.7/100. Pollution peaks around 3:00 PM (O3: 17.7/100).
Will air quality be worse tomorrow in Ascot?
On 5 August 2026, air quality conditions in Ascot will be worse than today, with AQI forecast at fair at 24.4/100. Pollution peaks around 8:00 AM (PM1: 24.4/100).
When is air pollution at its worst in Ascot?
Air quality around Ascot tends to dip most noticeably in the late dry season, roughly August through November, when smoke drifting in from bushfires and hazard-reduction burns in the surrounding bushland settles over the inner suburbs on still mornings. Cane-burning smoke further north can also add haze through the cooler months. Expect the clearest skies after summer storms wash the air out, with only occasional ozone build-up on stagnant, humid afternoons.
Are air quality levels in Ascot 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: 4 August 2026 at 16:38 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.
For long term forecasts and maps, see the Airmine app