Edmonton activates extreme weather response as wildfire smoke blankets the city
Air quality index hits 10+ Monday; libraries and recreation centres open as cooling refuges through Wednesday.
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Edmonton activated its extreme weather response Monday due to poor air quality from wildfire smoke drifting in from the Northwest Territories and northern Saskatchewan. The response is set to last until Wednesday, July 22 at 9 a.m., though it may extend if conditions worsen.
As of 3 p.m. Monday, the Air Quality Health Index sat at 10+ — the worst category. The index is forecast to drop to 9 Monday night, then 7 on Tuesday before clearing by afternoon. Environment and Climate Change Canada issued a yellow air quality warning Monday at 11:40 a.m., warning that smoke is causing or expected to cause poor air quality and reduced visibility across north-central and northern Alberta.
People aged 65 and older, pregnant women, infants, young children, and anyone with an existing illness or chronic health condition are most at risk. Those who work outdoors should reduce strenuous activities and seek medical attention if experiencing symptoms like coughing or shortness of breath.
City facilities including libraries, pools, and recreation centres are open throughout the day as relief spaces. Keep windows and doors closed indoors and in vehicles to reduce smoke exposure. Anyone concerned about someone outside in the smoke should call 211.
Temperatures Monday are expected to reach 24 C, with the humidex feeling like 27. Tuesday will see a high of 25 C with widespread smoke and a humidex of 25. Once the smoke clears, temperatures will climb significantly — reaching as high as 32 C by Friday.
The facts
What was Edmonton's air quality index reading on Monday?
Edmonton's Air Quality Health Index reached 10+ as of 3 p.m. on July 20, 2026 — the worst category.
When did Edmonton activate its extreme weather response?
Edmonton activated its extreme weather response on Monday, July 20, 2026, due to wildfire smoke from the Northwest Territories and northern Saskatchewan. The response is set to last until Wednesday, July 22 at 9 a.m.
Where can people go for relief from the smoke?
Edmonton's libraries, pools, and recreation centres are open throughout the day as relief spaces where people can escape the smoke.
Who is most at risk from the wildfire smoke?
People aged 65 and older, pregnant women, infants, young children, and anyone with an existing illness or chronic health condition are most at risk from the smoke.
