Thunder Bay, Ontario, Canada Air Quality

Monitoring Station · Thunder Bay, Canada
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
19 7pm
11
11
11 10pm
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12 1am
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12 4am
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12
11 7am
11
11
— 10am
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CAMS model adj -13
24
24
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24

Air Quality Forecast (24h)

PM2.54.6 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

86
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 28.7 µg/m³
26
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 6.2 µg/m³

Nearby Cities

32 Thunder Bay 24 Marquette 26 Duluth 26 Superior 36 Hibbing

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-30T22:32 UTC.