Info-Smog: local conditions and forecasts

Current conditions

• Real-time Air Quality Index (AQI) in Quebec (source: MELCC du Québec)
• Real-time Air Quality Index (AQI) for the city of Montreal (in French only)

Air quality forecasts

• Info-Smog air quality forecasts based on AQI (Quebec only)
• Air Quality Health Index (AQHI) for Montreal, Quebec City and Gatineau

What is the difference between AQI and AQHI? The AQHI reflects current knowledge about the effects of air pollution on our health, according to Health Canada. AQI uses reference values determined by Quebec based on their criteria for the protection of human health.

Smog warnings

• Smog warnings in effect are presented on the Public Weather Alerts for Quebec webpage.
• You can also subscribe to Twitter weather alerts: Twitter accounts by province/territory.