Ontario - Current Air Quality Health Index Observations and Forecasts Today's Air Quality Forecast jointly provided by the Ontario Ministry of the Environment, Conservation and Parks and Environment and Climate Change Canada.2026-07-16T16:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi:202607161600Ontario Ministry of the Environment, Conservation and Parks, Air Monitoring and Transboundary Air Sciences Sectionhttp://www.airqualityontario.comCopyright 2026, Ontario Ministry of the Environment, Conservation and Parks<![CDATA[Barrie: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-47045-6:202607161800<![CDATA[Barrie: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-47045-4:202607161700<![CDATA[Barrie: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-47045-6:202607161700<![CDATA[Belleville: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-54012-10:202607161800<![CDATA[Belleville: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-54012-3:202607161700<![CDATA[Belleville: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-54012-4:202607161700<![CDATA[Brampton: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-46090-14:202607161800<![CDATA[Brampton: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-46090-6:202607161700<![CDATA[Brampton: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-46090-8:202607161700<![CDATA[Brantford: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-21005-25:202607161800<![CDATA[Brantford: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-21005-6:202607161700<![CDATA[Brantford: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-21005-8:202607161700<![CDATA[Burlington: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-44008-11:202607161800<![CDATA[Burlington: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-44008-6:202607161700<![CDATA[Burlington: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-44008-8:202607161700<![CDATA[Chatham: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-13001-16:202607161800<![CDATA[Chatham: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-13001-11:202607161700<![CDATA[Chatham: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-13001-11:202607161700<![CDATA[Cornwall: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-56051-2:202607161800<![CDATA[Cornwall: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-56051-3:202607161700<![CDATA[Cornwall: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-56051-3:202607161700<![CDATA[Dorset: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-49010-3:202607161800<![CDATA[Dorset: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-49010-3:202607161700<![CDATA[Dorset: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-49010-5:202607161700<![CDATA[Grand Bend: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-15020-39:202607161800<![CDATA[Grand Bend: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-15020-11:202607161700<![CDATA[Grand Bend: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-15020-11:202607161700<![CDATA[Guelph: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-28028-14:202607161800<![CDATA[Guelph: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-28028-6:202607161700<![CDATA[Guelph: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-28028-8:202607161700<![CDATA[Hamilton Downtown: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-29000-15:202607161800<![CDATA[Hamilton Downtown: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-29000-6:202607161700<![CDATA[Hamilton Downtown: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-29000-8:202607161700<![CDATA[Hamilton Mountain: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-29214-15:202607161800<![CDATA[Hamilton Mountain: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-29214-6:202607161700<![CDATA[Hamilton Mountain: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-29214-8:202607161700<![CDATA[Hamilton West: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-29118-15:202607161800<![CDATA[Hamilton West: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-29118-6:202607161700<![CDATA[Hamilton West: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-29118-8:202607161700<![CDATA[Kingston: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-52023-5:202607161800<![CDATA[Kingston: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-52023-3:202607161700<![CDATA[Kingston: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-52023-4:202607161700<![CDATA[Kitchener: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-26060-29:202607161800<![CDATA[Kitchener: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-26060-6:202607161700<![CDATA[Kitchener: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-26060-8:202607161700<![CDATA[London: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-15026-44:202607161800<![CDATA[London: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-15026-11:202607161700<![CDATA[London: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-15026-11:202607161700<![CDATA[Milton: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-44029-14:202607161800<![CDATA[Milton: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-44029-6:202607161700<![CDATA[Milton: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-44029-8:202607161700<![CDATA[Mississauga: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-46108-13:202607161800<![CDATA[Mississauga: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-46108-6:202607161700<![CDATA[Mississauga: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-46108-8:202607161700<![CDATA[Newmarket: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-48006-9:202607161800<![CDATA[Newmarket: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-48006-4:202607161700<![CDATA[Newmarket: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-48006-6:202607161700<![CDATA[North Bay: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-75010-2:202607161800<![CDATA[North Bay: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-75010-2:202607161700<![CDATA[North Bay: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-75010-6:202607161700<![CDATA[Oakville: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-44017-14:202607161800<![CDATA[Oakville: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-44017-6:202607161700<![CDATA[Oakville: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-44017-8:202607161700<![CDATA[Oshawa: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-45027-13:202607161800<![CDATA[Oshawa: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-45027-4:202607161700<![CDATA[Oshawa: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-45027-6:202607161700<![CDATA[Ottawa Downtown: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-51001-2:202607161800<![CDATA[Ottawa Downtown: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-51001-3:202607161700<![CDATA[Ottawa Downtown: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-51001-5:202607161700<![CDATA[Parry Sound: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-49005-4:202607161800<![CDATA[Parry Sound: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-49005-3:202607161700<![CDATA[Parry Sound: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-49005-5:202607161700<![CDATA[Peterborough: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-59006-9:202607161800<![CDATA[Peterborough: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-59006-3:202607161700<![CDATA[Peterborough: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-59006-4:202607161700<![CDATA[Port Stanley: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-16015-46:202607161800<![CDATA[Port Stanley: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-16015-11:202607161700<![CDATA[Port Stanley: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-16015-11:202607161700<![CDATA[Sarnia: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-14111-33:202607161800<![CDATA[Sarnia: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-14111-11:202607161700<![CDATA[Sarnia: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-14111-11:202607161700<![CDATA[Sault Ste. Marie: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-71078-7:202607161800<![CDATA[Sault Ste. Marie: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-71078-11:202607161700<![CDATA[Sault Ste. Marie: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-71078-11:202607161700<![CDATA[St. Catharines: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-27067-8:202607161800<![CDATA[St. Catharines: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-27067-6:202607161700<![CDATA[St. Catharines: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-27067-8:202607161700<![CDATA[Sudbury: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-77233-2:202607161800<![CDATA[Sudbury: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-77233-2:202607161700<![CDATA[Sudbury: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-77233-7:202607161700<![CDATA[Thunder Bay: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-63200-28:202607161800<![CDATA[Thunder Bay: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-63200-11:202607161700<![CDATA[Thunder Bay: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-63200-11:202607161700<![CDATA[Tiverton: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-18007-34:202607161800<![CDATA[Tiverton: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-18007-6:202607161700<![CDATA[Tiverton: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-18007-9:202607161700<![CDATA[Toronto Downtown: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-31129-14:202607161800<![CDATA[Toronto Downtown: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-31129-6:202607161700<![CDATA[Toronto Downtown: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-31129-8:202607161700<![CDATA[Toronto East: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-33003-14:202607161800<![CDATA[Toronto East: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-33003-6:202607161700<![CDATA[Toronto East: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-33003-8:202607161700<![CDATA[Toronto North: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-34021-14:202607161800<![CDATA[Toronto North: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-34021-6:202607161700<![CDATA[Toronto North: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-34021-8:202607161700<![CDATA[Toronto West: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-35125-14:202607161800<![CDATA[Toronto West: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-35125-6:202607161700<![CDATA[Toronto West: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-35125-8:202607161700<![CDATA[Windsor Downtown: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-12008-36:202607161800<![CDATA[Windsor Downtown: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-12008-11:202607161700<![CDATA[Windsor Downtown: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-12008-11:202607161700<![CDATA[Windsor West: Current Observation]]>2026-07-16T18:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-12016-40:202607161800<![CDATA[Windsor West: Forecast Thursday Night]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f2-12016-11:202607161700<![CDATA[Windsor West: Forecast Friday]]>2026-07-16T17:00:00-04:00tag:airqualityontario.com,2026-07-16:ontario-aqhi-f3-12016-11:202607161700DisclaimerThis information is provided as a public service, but we cannot guarantee that it is current or accurate.
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Copyright: King's Printer for Ontario, 2026tag:airqualityontario.com,2026-07-16:ontario-disclaimer:2026071616002026-07-16T16:00:00-04:00