Canadian wildfire smoke has affected Wisconsin all week, prompting multiple air quality alert extensions from the DNR.

Though wildfire smoke was to credit for poor air quality earlier in the week, Wednesday's alert is due to high-levels of ...

The Wisconsin Department of Natural Resources removed the western portion of the state from its latest air quality alert ...

MADISON (WKOW) — Poor air quality will continue to be an issue in Wisconsin through Tuesday. An air quality advisory will ...

Though wildfire smoke was to blame for poor air quality earlier in the week, Wednesday and Thursday's alerts are due to high ...

The wildfire smoke is expected to continue to decrease across Wisconsin on Wednesday, and further extensions of the advisory ...

An air quality advisory will remain in place for some northern and eastern counties in Wisconsin until noon on Wednesday due ...

The AQI is the EPA's index for reporting air quality, according to the EPA's AirNow website. It's divided into six categories on a scale of zero to 500, with higher numbers indicating increased ...

The Wisconsin Department of Natural Resources is issuing an air quality alert statewide, beginning Friday, May 30, 2025, - 6:00 a.m. CT and ending Saturday, May 31, 2025, - 6:00 a.m. CT.

The AQI is the EPA's index for reporting air quality, according to the EPA's AirNow website. It's divided into six categories on a scale of zero to 500, with higher numbers indicating increased ...

The AQI is the EPA's index for reporting air quality, according to the EPA's AirNow website. It's divided into six categories on a scale of zero to 500, with higher numbers indicating increased ...