The smoke is from numerous wildfires burning in Canada’s Yukon Territory.

People in Southeast Alaska are starting to see smoke from Canada's record-breaking wildfire season — and there’s more to come. The air quality levels are still fair: hovering around 17, on a scale that goes up to 300.

The state Division of Air Quality is warning of the smoke's potential health effects, with advisories in effect until Friday evening, pending any extensions.

A haze visible through Southcentral Alaska on Wednesday was caused by smoke from fires burning in Siberia that began flowing into Alaska in early July.