Worst air pollution Exchange District - Winnipeg, today and tomorrow
Today (16 July): Air quality in Exchange District is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 25.9/100).
Tomorrow (17 July 2026): Air quality in Exchange District 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.
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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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The Exchange District's air quality reflects downtown Winnipeg's heritage core, with Main Street traffic and nearby rail yards contributing local emissions.
Today - 16 July | Pollution peaks at 12:00
AQI:
Fair
25.9/100
PM2.5 (fine particles):
Good
12.7/100
PM10 (coarse particles):
Good
4.9/100
NO2 (nitrogen dioxide):
Good
13.8/100
O3 (ozone):
Fair
25.9/100
SO2 (sulfur dioxide):
Good
1.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.3/100
PM1 (ultrafine particles):
Good
8.5/100
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
15.3/100
PM10 (coarse particles):
Good
5.6/100
NO2 (nitrogen dioxide):
Good
13.2/100
O3 (ozone):
Fair
22.9/100
SO2 (sulfur dioxide):
Good
1.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.6/100
PM1 (ultrafine particles):
Good
11.9/100
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Frequently Asked Questions
Is air quality bad in Exchange District right now?
On 16 July 2026, overall air quality in Exchange District 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 Exchange District?
On 17 July 2026, air quality conditions in Exchange District 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 Exchange District?
Throughout the year, air quality in Exchange District rises and falls with the seasons, shaped by its historic warehouse streets near downtown Winnipeg. Summer humidity can trap pollutants close to the ground during calm stretches, while cold winter nights bring a rise in wood-smoke from home heating. A blustery prairie wind system typically sweeps any buildup away within a day or so.
Are air quality levels in Exchange District 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