Yellow Air Quality Warning Issued for Clearwater County, Alberta
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Environment Canada has issued a yellow warning for air quality due to wildfire smoke affecting Clearwater County near Siffleur Wilderness Area until 9:10 p.m. MDT.
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- Record type
- Air Quality
- Affected area
- Clearwater County, Alberta
- Issued
- August 11, 2026
- Issuing authority
- ECCC
The warning type, named area, and issue time define this record. Confirm all three against the original agency notice before treating it as current.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
A yellow warning for air quality is in effect, issued by Environment Canada in coordination with Alberta Environment and Protected Areas, Alberta Health, and Alberta Health Services. The alert is effective from 5:10 a.m. MDT on August 11, 2026, until 9:10 p.m. MDT on the same day.
Affected Areas
The warning covers Clearwater County near Siffleur Wilderness Area in Alberta.
What You Should Do
Residents should limit time outdoors as smoke levels increase. Consider reducing or rescheduling outdoor sports, activities, and events. People aged 65 and older, pregnant people, infants and young children, those with existing illnesses or chronic health conditions, and outdoor workers should reduce or reschedule strenuous outdoor activities and seek medical attention if experiencing symptoms.
Expected Conditions
Wildfire smoke is causing or expected to cause poor air quality and reduced visibility. Air quality and visibility can fluctuate over short distances and vary considerably from hour to hour. Health risks increase as smoke levels rise.
Timeline
The alert is effective immediately from 5:10 a.m. MDT and expires at 9:10 p.m. MDT on August 11, 2026. Continue monitoring alerts and forecasts from Environment Canada.
Original source: ECCC Official Notice ↗
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