Worst air pollution Oostende, today and tomorrow

Today (16 July): Air quality in Oostende is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 PM (O3: 24.0/100).
Tomorrow (17 July 2026): Air quality in Oostende is fair. All pollutants stay as today. Pollution peaks around 5:00 PM (O3: 34.8/100). 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 in Oostende is shaped mainly by port activity and summer tourist traffic, against a backdrop of the West-Vlaanderen landscape on the Belgian North Sea coast. Ventilation varies with the terrain, and conditions are typically at their best when weather systems move through more actively, while extended dry, calm periods tend to coincide with the town's least favourable air quality readings.

Today - 16 July | Pollution peaks at 20:00

AQI:

Fair

24.0/100

PM2.5 (fine particles):

Good

8.1/100

PM10 (coarse particles):

Good

2.9/100

NO2 (nitrogen dioxide):

Good

6.1/100

O3 (ozone):

Fair

24.0/100

SO2 (sulfur dioxide):

Good

0.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

2.4/100

PM1 (ultrafine particles):

Good

5.9/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 17:00

AQI:

Fair

34.8/100

PM2.5 (fine particles):

Good

12.3/100

PM10 (coarse particles):

Good

4.5/100

NO2 (nitrogen dioxide):

Good

2.7/100

O3 (ozone):

Fair

34.8/100

SO2 (sulfur dioxide):

Good

0.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.8/100

PM1 (ultrafine particles):

Good

8.8/100

Pollen forecast in Oostende

View pollen forecast

Frequently Asked Questions

Is air quality bad in Oostende right now?

On 16 July 2026, overall air quality in Oostende is fair. AQI is the main air quality indicator at 24.0/100. Pollution peaks around 8:00 PM (O3: 24.0/100).

Will air quality be worse tomorrow in Oostende?

On 17 July 2026, air quality conditions in Oostende will be similar to today, with AQI forecast at fair at 34.8/100. Pollution peaks around 5:00 PM (O3: 34.8/100).

When is air pollution at its worst in Oostende?

In Oostende, the combination of birch and oak pollen peaks and port activity and summer tourist traffic accounts for most of the noticeable dips in air quality; West-Vlaanderen's broader weather patterns tend to restore clearer conditions fairly quickly afterward.

Are air quality levels in Oostende 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.

Want to see air quality forecasts for other cities in Belgium?

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Data provided by Airmine — Last update: 16 July 2026 at 10:33 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.

For long term forecasts and maps, see the Airmine app