Worst air pollution CCJ Rocklands – Rocklands Course - Johannesburg, today and tomorrow
Today (9 August): Air quality in CCJ Rocklands – Rocklands Course is very poor. AQI and SO2 are very poor; NO2, HCHO, and PM1 are poor; PM10 is fair; PM2.5 and O3 are medium; CO is good. Pollution peaks around 2:00 AM (SO2: 100/100).
Tomorrow (10 August 2026): Air quality in CCJ Rocklands – Rocklands Course is fair. AQI improves to medium; PM2.5 increases to fair; PM10 decreases to good; NO2 decreases to medium; O3 increases to fair; SO2 decreases to medium; HCHO decreases to fair; PM1 decreases to fair; all other pollutants stay as today. Pollution peaks around 9:00 AM (SO2: 52.7/100). Airmine updates local air quality forecasts four times daily.
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Country Club Johannesburg's Rocklands course air quality reflects its northern Johannesburg suburban setting, with vehicle traffic on surrounding roads contributing modest to noticeable local sources depending on the time of day. The Highveld's elevation and regular afternoon breezes generally aid dispersal through summer, while winter can bring more persistent haze during still, cold mornings.
Today - 9 August | Pollution peaks at 02:00
AQI:
Very poor
100/100
PM2.5 (fine particles):
Medium
57.1/100
PM10 (coarse particles):
Fair
29.9/100
NO2 (nitrogen dioxide):
Poor
75.7/100
O3 (ozone):
Medium
49.5/100
SO2 (sulfur dioxide):
Very poor
100/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Poor
63.5/100
PM1 (ultrafine particles):
Poor
65.7/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 09:00
AQI:
Medium
52.7/100
PM2.5 (fine particles):
Fair
30.6/100
PM10 (coarse particles):
Good
8.8/100
NO2 (nitrogen dioxide):
Medium
47.6/100
O3 (ozone):
Fair
20.9/100
SO2 (sulfur dioxide):
Medium
52.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Fair
24.2/100
PM1 (ultrafine particles):
Fair
37.5/100
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Frequently Asked Questions
Is air quality bad in CCJ Rocklands – Rocklands Course right now?
On 9 August 2026, overall air quality in CCJ Rocklands – Rocklands Course is very poor. AQI is the main air quality indicator at 100/100. Pollution peaks around 2:00 AM (SO2: 100/100).
Will air quality be worse tomorrow in CCJ Rocklands – Rocklands Course?
On 10 August 2026, air quality conditions in CCJ Rocklands – Rocklands Course will be better than today, with PM1 forecast at fair at 37.5/100. Pollution peaks around 9:00 AM (SO2: 52.7/100).
When is air pollution at its worst in CCJ Rocklands – Rocklands Course?
Golfers at Rocklands tend to notice the same pattern as much of northern Johannesburg: haze builds on still winter mornings from commuter traffic, then clears through the day as Highveld breezes develop. The September jacaranda bloom adds a mild pollen presence before the November rains arrive.
Are air quality levels in CCJ Rocklands – Rocklands Course 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: 10 August 2026 at 02:34 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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