Worst air pollution Purni Bore - Witjira, today and tomorrow
Today (21 September): Air quality in Purni Bore is fair. AQI, PM2.5, and PM10 are fair; NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:30 PM (PM10: 39.4/100).
Tomorrow (22 September 2026): Air quality in Purni Bore is poor. AQI worsens to poor; PM2.5 increases to moderate; PM10 increases to poor; all other pollutants stay as today. Pollution peaks around 10:30 AM (PM10: 61.9/100). Airmine updates local air quality forecasts four times daily.
Get the full experience in the Airmine app.
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Follow your pollen exposure and performance with the free Airmine–Strava integration. See your pollen and air quality exposure for every Strava activity.
In Purni Bore, light local traffic means surrounding farmland activity, not congestion, is the bigger day-to-day influence on air quality. With little tree cover mapped nearby, there's not much to meaningfully filter this particulate load here. Nearby areas with a similar setup tend to show a comparable air quality baseline.
Today - 21 September | Pollution peaks at 13:30
AQI:
Fair
39.4/100
PM2.5 (fine particles):
Fair
21.7/100
PM10 (coarse particles):
Fair
39.4/100
NO2 (nitrogen dioxide):
Good
0.6/100
O3 (ozone):
Good
14.2/100
SO2 (sulfur dioxide):
Good
0.3/100
CO (carbon monoxide):
Good
0.3/100
HCHO (formaldehyde):
Good
1.0/100
PM1 (ultrafine particles):
Good
2.4/100
Levels show the poorest local air quality during the day
Tomorrow - 22 September | Pollution peaks at 10:30
AQI:
Poor
61.9/100
PM2.5 (fine particles):
Moderate
41.9/100
PM10 (coarse particles):
Poor
61.9/100
NO2 (nitrogen dioxide):
Good
0.5/100
O3 (ozone):
Good
13.2/100
SO2 (sulfur dioxide):
Good
0.3/100
CO (carbon monoxide):
Good
0.3/100
HCHO (formaldehyde):
Good
0.8/100
PM1 (ultrafine particles):
Good
5.2/100
Other Landmarks in Witjira
Frequently Asked Questions
Is air quality bad in Purni Bore right now?
On 21 September 2026, overall air quality in Purni Bore is fair. AQI is the main air quality indicator at 39.4/100. Pollution peaks around 1:30 PM (PM10: 39.4/100).
Will air quality be worse tomorrow in Purni Bore?
On 22 September 2026, air quality conditions in Purni Bore will be worse than today, with AQI forecast at poor at 61.9/100. Pollution peaks around 10:30 AM (PM10: 61.9/100).
When is air pollution at its worst in Purni Bore?
Air quality often dips most sharply during winter in this area, when home heating emissions build up under temperature inversions common on calm winter days. Once summer sets in, bushfire smoke haze becomes the bigger local concern on affected days, as hot, dry summers raise both bushfire risk and the ozone formed from strong sunlight.
Are air quality levels in Purni Bore 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.
Want to see air quality forecasts for other cities in Australia?
Check air quality in other popular cities:
Data provided by Airmine — Last update: 20 September 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.
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.
Get the full experience in the Airmine app.