‘Deteriorating air quality’ expected in parts of southern Ontario on Friday

Cyclists enjoy the outdoors on a hot day as they ride across the Humber Bay Bridge in Toronto on Thursday, June 23, 2022. THE CANADIAN PRESS/Nathan Denette

Environment Canada is warning of possible “deteriorating air quality” in parts of southern Ontario on Friday.

The weather agency issued a special air quality statement Friday morning for areas stretching from Kingston down to Windsor.

Included in the advisory are the Greater Toronto Area, Hamilton, the Niagara Region, and London.

“Hot and sunny conditions are expected to cause increasing ground-level ozone concentrations this afternoon,” the statement said.

Click to play video: 'A preview of the spring forecast'
A preview of the spring forecast

Moderate air quality health index values are possible through the afternoon, with short-term high risk levels that could last a couple hours.

Story continues below advertisement

“Exposure to air pollution is particularly a health concern for people with heart or breathing problems, those with diabetes, children and the elderly,” Environment Canada said.

Increased coughing, throat irritation, headaches or shortness of breath is possible.

Southern Ontario has seen unusually warm summer-like weather this week. Environment Canada is forecasting a high of 26 C and sunshine for Toronto on Friday, with a humidex of 27.

The average high for April 14 is 11.1 C.

Story continues below advertisement


Sponsored content