The Wisconsin Department of Natural Resources has issued a statewide “unhealthy” air quality advisory from Thursday at noon until Friday, August 1 at noon, stating that “Canadian wildfire smoke will continue to impact Wisconsin`s surface air quality over the next several days. Widespread Unhealthy (Red) AQI for PM2.5 [particulate matter] is expected across Wisconsin on Thursday, with NowCast AQI values in the Very Unhealthy (Purple) category possible.

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.

Conditions are expected to slowly improve beginning Friday. However, Unhealthy for Sensitive Groups (Orange) to Unhealthy (Red) AQI will remain possible through the weekend. Conditions will be reevaluated on a day-to-day basis through the weekend, including updates to the forecast and any associated Air Quality Advisories.