FLCN21 CWTO 192338 AAA
UPDATED AIR QUALITY HEALTH INDEX FORECAST FOR ONTARIO ISSUED JOINTLY
BY ENVIRONMENT CANADA AND THE PROVINCE OF ONTARIO AT 7:38 P.M. EDT
TUESDAY 19 MAY 2026 FOR TONIGHT WEDNESDAY AND THURSDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 6:00 A.M. EDT
WEDNESDAY.

OSHAWA
NEWMARKET
BARRIE
PETERBOROUGH
DORSET
PARRY SOUND
BELLEVILLE.
TONIGHT..MAXIMUM AIR QUALITY HEALTH INDEX 3 OR LOW RISK.
WEDNESDAY..MAXIMUM AIR QUALITY HEALTH INDEX 2 OR LOW RISK.
WEDNESDAY NIGHT..MAXIMUM AIR QUALITY HEALTH INDEX 2 OR LOW RISK.
THURSDAY..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

REMAINDER UNCHANGED.

END