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Air Quality Health Index for Ontario

Forecast Regions

* NOTE: Corrected and/or amended bulletins are listed first *

 
FLCN21 CWTO 162100
Air Quality Health Index forecast for Ontario issued jointly by
Environment Canada and the Province of Ontario at 5:00 p.m. EDT
Thursday 16 May 2024 for tonight Friday and Saturday.
The next scheduled forecast will be issued at 6:00 a.m. EDT Friday.

Toronto
Toronto Downtown
Toronto East
Toronto North
Toronto West
Brampton.
Tonight..Maximum Air Quality Health Index 4 or moderate risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Windsor
Windsor Downtown
Windsor West.
Tonight..Maximum Air Quality Health Index 4 or moderate risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Chatham.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Sarnia.
Tonight..Maximum Air Quality Health Index 4 or moderate risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Port Stanley.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

London.
Tonight..Maximum Air Quality Health Index 4 or moderate risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Grand Bend.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Tiverton.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Brantford.
Tonight..Maximum Air Quality Health Index 4 or moderate risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Kitchener.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Guelph.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

St. Catharines.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Hamilton
Hamilton Downtown
Hamilton Mountain
Hamilton West.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Burlington.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Oakville.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Milton.
Tonight..Maximum Air Quality Health Index 4 or moderate risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Mississauga.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Oshawa.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Newmarket.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Barrie.
Tonight..Maximum Air Quality Health Index 2 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Peterborough.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Dorset.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Parry Sound.
Tonight..Maximum Air Quality Health Index 2 or low risk.
Friday..Maximum Air Quality Health Index 3 or low risk.
Friday night..Maximum Air Quality Health Index 3 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Belleville.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Kingston.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Cornwall.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Ottawa
Gatineau.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

North Bay.
Tonight..Maximum Air Quality Health Index 2 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Sudbury.
Tonight..Maximum Air Quality Health Index 2 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 2 or low risk.

Sault Ste. Marie.
Tonight..Maximum Air Quality Health Index 2 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Thunder Bay.
Tonight..Maximum Air Quality Health Index 2 or low risk.
Friday..Maximum Air Quality Health Index 2 or low risk.
Friday night..Maximum Air Quality Health Index 2 or low risk.
Saturday..Maximum Air Quality Health Index 3 or low risk.

Air Quality Health Index Scale:
1-3  Low health risk
4-6  Moderate health risk
7-10 High health risk
Above 10 Very high health risk

For more information, consult www.airhealth.ca

End
$$$$^^

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