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Air Quality Health Index for Ontario


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

 
FLCN21 CWTO 242100
Air Quality Health Index forecast for Ontario issued jointly by
Environment Canada and the Province of Ontario at 5:00 p.m. EDT
Saturday 24 July 2021 for tonight Sunday and Monday.
The next scheduled forecast will be issued at 6:00 a.m. EDT Sunday.

Toronto
Toronto Downtown
Toronto East
Toronto North
Toronto West
Chatham
Port Stanley
London
Grand Bend
Tiverton
Brantford
Kitchener
Guelph
St. Catharines
Hamilton
Hamilton Downtown
Hamilton Mountain
Hamilton West
Burlington
Oakville
Milton
Mississauga
Brampton
Oshawa
Belleville
Kingston.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Sunday..Maximum Air Quality Health Index 3 or low risk.
Sunday night..Maximum Air Quality Health Index 3 or low risk.
Monday..Maximum Air Quality Health Index 3 or low risk.

Windsor
Windsor Downtown
Windsor West
Sarnia.
Tonight..Maximum Air Quality Health Index 4 or moderate risk.
Sunday..Maximum Air Quality Health Index 3 or low risk.
Sunday night..Maximum Air Quality Health Index 3 or low risk.
Monday..Maximum Air Quality Health Index 4 or moderate risk.

Newmarket
Barrie
Peterborough
Dorset
Parry Sound
North Bay
Sudbury
Sault Ste. Marie.
Tonight..Maximum Air Quality Health Index 3 or low risk.
Sunday..Maximum Air Quality Health Index 2 or low risk.
Sunday night..Maximum Air Quality Health Index 2 or low risk.
Monday..Maximum Air Quality Health Index 2 or low risk.

Cornwall
Ottawa
Gatineau
Petawawa.
Tonight..Maximum Air Quality Health Index 2 or low risk.
Sunday..Maximum Air Quality Health Index 2 or low risk.
Sunday night..Maximum Air Quality Health Index 2 or low risk.
Monday..Maximum Air Quality Health Index 2 or low risk.

Thunder Bay.
Tonight..Maximum Air Quality Health Index 4 or moderate risk.
Sunday..Maximum Air Quality Health Index 2 or low risk.
Sunday night..Maximum Air Quality Health Index 2 or low risk.
Monday..Maximum Air Quality Health Index 2 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

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