Toronto Wildfire Smoke & Air Quality
Toronto’s wildfire story is smoke: fires in northern Ontario and Québec can blanket the GTA for days, as 2023’s record season proved when the city posted some of the worst air quality on Earth.
The newest official data there is, pulled every few minutes as agencies publish · each flame marks where a fire was reported, not where its edge is right now
The circle marks the 100 km radius this page's counts describe.
Get alerted before wildfire smoke reaches your home
The moment official air-quality readings in Toronto reach High Risk — or a new fire starts that could send smoke your way — we'll email you. So you can close the windows, run the purifier, and keep kids and elders inside before it arrives. We watch Environment Canada's Air Quality Health Index readings against your exact address. 100% free.
High-risk air
When official readings near your home reach High Risk on Canada's AQHI scale (Environment Canada), or unhealthy levels on nearby monitors.
New fire nearby
A new wildfire starts close enough to send smoke your way — official U.S. data today; Canadian-feed coverage is rolling out and switches on automatically.
Your exact address
Tuned to your neighbourhood, not a whole province.
100% free
No account, no credit card — unsubscribe anytime.
Free air-quality alerts — unsubscribe anytime. Next: add your home address so alerts are about your neighbourhood.
Awareness alerts from official Environment Canada & monitor data. For a medical emergency, call 911.
Active wildfires listed within 100 km of Toronto — from Natural Resources Canada's national feed. Agencies update their records on their own schedule, typically every couple of hours, so numbers may lag breaking news.
Official Canadian agency data · stage of control shown as reported (OC = out of control, BH = being held, UC = under control) · sizes in hectares · for awareness only, not emergency alerts · evacuation map →
Active wildfires within 100 km of Toronto right now
Active wildfires listed right now within 100 km of Toronto — official agency data via Natural Resources Canada. Tap any fire for live details including maps, size in hectares, and stage of control.
For awareness only — not an evacuation source. Fire locations and distances use the agency-reported point, which does not move as a fire spreads — a large fire's edge can be kilometres from its mapped point. For evacuation orders and real-time alerts, follow your local government and provincial emergency officials, and call 911 for emergencies. Data: NRCan CWFIF.
Wildfire smoke around Toronto
Toronto’s wildfire story is smoke: fires in northern Ontario and Québec can blanket the GTA for days, as 2023’s record season proved when the city posted some of the worst air quality on Earth.
This page tracks every active fire within 100 km of Toronto from Natural Resources Canada’s national multi-agency feed, with sizes in hectares and each agency’s stage of control shown verbatim. For the full provincial picture, see the Ontario wildfire tracker.
More live wildfire coverage
Toronto wildfire smoke FAQ
Is wildfire smoke affecting Toronto right now?
The live map above layers the hourly North American smoke forecast over real air-quality monitor readings around Toronto — the fastest way to answer is to check the smoke layer and the nearest monitor dots. For official health guidance, always confirm with Environment Canada's Air Quality Health Index (AQHI) forecast for your community.
Where is the smoke over Toronto coming from?
Toronto’s wildfire story is smoke: fires in northern Ontario and Québec can blanket the GTA for days, as 2023’s record season proved when the city posted some of the worst air quality on Earth. The map shows every active fire Canadian agencies are tracking alongside the smoke layer, so you can trace today's smoke to the fires producing it — they are often hundreds of kilometres away.
How current is this page?
The fire layer re-pulls official Canadian feeds every few minutes, air-quality readings update through the day (typically hourly per station), and the smoke forecast updates hourly at the source with a 30-minute server cache on our side. Each flame marks where a fire was reported, not where its edge is right now.
Can I get alerts when smoke is coming to Toronto?
Yes — free email alerts watch the air quality near your exact address and email you when it turns unhealthy or when a new fire starts nearby. Sign up in the alerts section above; no app required.
FireRisk.ai relays official Canadian government data (NRCan CWFIF, ECCC) and is not an emergency service. Feeds can lag and conditions change fast — in an emergency, follow your local authorities and call 911. Contains information licensed under the Open Government Licence — Canada.