8/2/2025 10:46:00 AM until 8/3/2025 12:00:00 PM

Sensitive groups: Consider rescheduling or moving all activities inside. Go inside if you have symptoms. People with asthma: Follow your asthma action plan and keep quick-relief medicine handy. People with heart disease: Symptoms such as palpitations, shortness of breath, or unusual fatigue may indicate a serious problem. If you have any of these, contact your health care provider. Everyone else: Keep outdoor activities shorter and less intense. Go inside if you have symptoms. For more information on current air quality, please see: https://airquality.wi.gov

The Wisconsin Department of Natural Resources has issued an Air Quality Advisory for the following counties: Brown, Calumet, Door, Florence, Forest, Kewaunee, Langlade, Lincoln, Manitowoc, Marathon, Marinette, Menominee, Oconto, Oneida, Outagamie, Portage, Shawano, Vilas, Waupaca, Waushara, Winnebago, and Wood. * WHAT...The PM2.5 AQI is expected to reach the Unhealthy for Sensitive Groups to Unhealthy level. * WHERE...All of Wisconsin. * WHEN...Until noon Sunday, August 3. * ADDITIONAL DETAILS...Canadian wildfire smoke will continue to impact Wisconsin`s surface air quality this weekend. A mix of Unhealthy for Sensitive Groups (USG; Orange) AQI and Unhealthy (Red) AQI is forecast again today as smoke recirculates around a slowly-moving surface high pressure system. Heavier smoke is expected across northern and eastern Wisconsin today, while lighter impacts are more likely for southern and western counties. A few locations may end up in the upper range of Moderate AQI. Conditions will continue to be reevaluated on a day-to-day basis, including updates to the forecast and any associated Air Quality Advisories.