An Emergency Service Agency spokesperson said there were no fires burning in the territory as of 11am.

"There have been some lightning strikes recorded in the Tinderries to the South East of the ACT."

A total fire ban remains in place for Saturday, December 28.

An Incident Management Team has been put in place to monitor conditions throughout the day.

Smoke haze from bushfires east of the Canberra continues to blanket the city and is expected to thicken with wind changes in the afternoon.

The Canberra area is forecast to reach a maximum of 38 degrees with a slight change of a light shower and thunderstorm in the afternoon and evening.

The heatwave is expected to linger into the New Year with forecast maximum temperatures of 35 on Sunday and 39 on Monday.

The air quality index (AQI) was at hazardous levels at all three monitoring stations in the ACT at 10am Saturday.

ACT Health recommends everyone avoid physical activity and remain indoors as much as possible while air quality is hazardous. Vulnerable people, including those with lung or heart conditions, should take prescribed medication. Anyone experiencing wheezing, chest tightness or difficulty breathing should seek medical attention.

The massive Currowan fire on the NSW South Coast was at advice level at 12pm. It is burning between Nowra in the north, Braidwood in the west and Batemans Bay in the south. It has burned more than 214,000 hectares and remains out of control.

The Kings Highway is expected to be closed for at least a month because of the bushfires. Araluen Road between Moruya and Braidwood is also closed because it is unsafe. Braidwood Road and Nerriga Road between Nowra Hill and Charleyong remains closed.