When wildfire smoke wafted from Canada across large swaths of the U.S. in 2023, it served as a wake-up call for federal safety experts. They drafted recommendations to protect outdoor workers from ...

An air quality advisory is in effect until 12 a.m., Saturday, June 7, as Michigan continues to see effects of Canadian wildfire smoke.

The Brief Smoke from a series of Canadian wildfires has prompted an air quality alert for the region. Wildfire smoke is a complex mixture of gases, particles and water vapor that contains multiple ...

The level of air quality degradation will vary from year to year — 2023 was a particularly bad year for wildfire smoke over Michigan; last year not so much. And in 2025, the smoke has returned.

Wisconsin has seen more air quality advisories for wildfire smoke in 2025 thus far than in all of 2024. Here's how you can track it and keep yourself safe.