Windsor - Air Quality Health Index

Observed ConditionsFootnote †

Calculated at: 3:00 AM EDT Sunday 18 May 2025

1Low Risk




1
2
3
4
5
6
7
8
9
10
+

Low Risk
(1-3)

Moderate Risk
(4-6)

High Risk
(7-10)

Very High Risk



At-Risk Population:

General Population:

  • Ideal air quality for outdoor activities.

Forecast Maximums

Issued at: 5:00 PM EDT Saturday 17 May 2025

Saturday night

2 - Low Risk

Sunday

2 - Low Risk

Sunday night

2 - Low Risk

Monday

2 - Low Risk

Who is at risk?

People with heart and lung conditions are most affected by air pollution.

To find out if you are at risk, consult the health guide, or your physician.

Visit the national AQHI Web site to learn more about the AQHI.

Did you know...?

Large, heavy vehicles like SUVs cause nearly twice as much pollution as small, subcompact cars.


The AQHI is an initiative between Environment Canada, Health Canada and the Province of Ontario.

AQHIScale

Observed ConditionsFootnote †


1 - Low Risk

Calculated at:

3:00 AM EDT Sunday 18 May 2025

 

Forecast Maximums


Saturday night
2 - Low Risk



Sunday
2 - Low Risk



Sunday night
2 - Low Risk



Monday
2 - Low Risk




Issued at:

5:00 PM EDT Saturday 17 May 2025

 

The AQHI is an initiative between Environment Canada, Health Canada and the Province of Ontario.

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