Thunder Bay, Ontario, Canada

Monitoring Station · Thunder Bay, Canada
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
12 11am
16
25
34 2pm
25
25
25 5pm
12
12
12 8pm
12
12
12 11pm
12
25
— 2am
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— 5am
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Air Quality Trend (24h)

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Nearby Monitoring Stations

30
Thunder Bay, Ontario, Canada
0.0 km

Nearby Cities

25 Thunder Bay 12 Marquette 25 Duluth 25 Superior 25 Hibbing

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-12T14:26 UTC.