Worst air pollution West End - Winnipeg, today and tomorrow

Today (16 July): Air quality in West End is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 25.9/100).
Tomorrow (17 July 2026): Air quality in West End is fair. All pollutants stay as today. Pollution peaks around 11:00 AM (O3: 22.9/100). Airmine updates local air quality forecasts four times daily.

For long term forecasts and maps, see the Airmine app

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

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The West End's air quality reflects its dense inner-city character, with Portage Avenue traffic the primary local source.

Today - 16 July | Pollution peaks at 12:00

AQI:

Fair

25.9/100

PM2.5 (fine particles):

Good

14.0/100

PM10 (coarse particles):

Good

5.4/100

NO2 (nitrogen dioxide):

Fair

22.4/100

O3 (ozone):

Fair

25.9/100

SO2 (sulfur dioxide):

Good

1.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.3/100

PM1 (ultrafine particles):

Good

9.4/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 11:00

AQI:

Fair

22.9/100

PM2.5 (fine particles):

Good

16.8/100

PM10 (coarse particles):

Good

6.2/100

NO2 (nitrogen dioxide):

Fair

21.6/100

O3 (ozone):

Fair

22.9/100

SO2 (sulfur dioxide):

Good

2.9/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.6/100

PM1 (ultrafine particles):

Good

13.1/100

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Frequently Asked Questions

Is air quality bad in West End right now?

On 16 July 2026, overall air quality in West End is fair. AQI is the main air quality indicator at 25.9/100. Pollution peaks around 12:00 PM (O3: 25.9/100).

Will air quality be worse tomorrow in West End?

On 17 July 2026, air quality conditions in West End will be similar to today, with AQI forecast at fair at 22.9/100. Pollution peaks around 11:00 AM (O3: 22.9/100).

When is air pollution at its worst in West End?

West End sees clear seasonal swings in air quality, driven in part by its dense residential streets west of downtown. Muggy summer afternoons occasionally let emissions build up when the air turns still, while deep winter cold adds a layer of heating smoke on the coldest evenings. A blustery prairie wind system typically sweeps any buildup away within a day or so.

Are air quality levels in West End 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.

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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