Worst air pollution Coonabarabran, today and tomorrow
Today (17 September): Air quality in Coonabarabran is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 4:00 PM (O3: 23.3/100).
Tomorrow (18 September 2026): Air quality in Coonabarabran is fair. NO2 increases to fair; all other pollutants stay as today. Pollution peaks around 6:00 AM (NO2: 22.5/100). Airmine updates local air quality forecasts four times daily.
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Coonabarabran sits close to the forested Warrumbungle Range and its national park, giving the town generally clean background air away from major emission sources. The main seasonal concern is bushfire smoke, given the surrounding bushland is a well-known fire-prone landscape, particularly in dry spring and summer conditions. Agricultural dust from the flatter cropping land nearby adds to conditions during dry, windy periods. Wood heater smoke is common in winter, with the town's inland setting favouring occasional overnight inversions.
Today - 17 September | Pollution peaks at 16:00
AQI:
Fair
23.3/100
PM2.5 (fine particles):
Good
10.7/100
PM10 (coarse particles):
Good
6.9/100
NO2 (nitrogen dioxide):
Good
16.0/100
O3 (ozone):
Fair
23.3/100
SO2 (sulfur dioxide):
Good
3.9/100
CO (carbon monoxide):
Good
0.3/100
HCHO (formaldehyde):
Good
2.8/100
PM1 (ultrafine particles):
Good
1.9/100
Levels show the poorest local air quality during the day
Tomorrow - 18 September | Pollution peaks at 06:00
AQI:
Fair
22.5/100
PM2.5 (fine particles):
Good
13.7/100
PM10 (coarse particles):
Good
9.0/100
NO2 (nitrogen dioxide):
Fair
22.5/100
O3 (ozone):
Fair
21.9/100
SO2 (sulfur dioxide):
Good
2.8/100
CO (carbon monoxide):
Good
0.3/100
HCHO (formaldehyde):
Good
4.3/100
PM1 (ultrafine particles):
Good
2.8/100
Pollen forecast in Coonabarabran
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Frequently Asked Questions
Is air quality bad in Coonabarabran right now?
On 17 September 2026, overall air quality in Coonabarabran is fair. AQI is the main air quality indicator at 23.3/100. Pollution peaks around 4:00 PM (O3: 23.3/100).
Will air quality be worse tomorrow in Coonabarabran?
On 18 September 2026, air quality conditions in Coonabarabran will be similar to today, with AQI forecast at fair at 22.5/100. Pollution peaks around 6:00 AM (NO2: 22.5/100).
When is air pollution at its worst in Coonabarabran?
As gateway to the Warrumbungles, Coonabarabran is more exposed to bushfire smoke than most central-west towns, with the main risk running December through March in dry years and sometimes stretching into spring. Cold winter nights bring a milder wood-heater haze. Given its fire-prone surrounds, it's worth checking conditions closely through each summer fire season.
Are air quality levels in Coonabarabran 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: 16 September 2026 at 20:30 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.
Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.
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