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Air Quality Alert
Issued: 3:02 PM Aug. 3, 2025 – National Weather Service
...AIR QUALITY ADVISORY THROUGH MONDAY AUGUST 4... An Air Quality Advisory issued by the Michigan Department of Environmental Quality remains in effect through Monday August 4. This is due to elevated levels of fine particulates (PM2.5). Pollutants are expected to be in the Unhealthy for Sensitive Groups range...with some areas reaching the Unhealthy range. The alert is in effect for the following Michigan Counties, Chippewa, Mackinac, Emmet, Cheboygan, Presque Isle, Leelanau, Antrim, Otsego, Montmorency, Alpena, Benzie, Grand Traverse, Kalkaska, Crawford, Oscoda, Alcona, Manistee, Wexford, Missaukee, Roscommon, Ogemaw, Iosco, Gladwin, and Arenac. Wildfire smoke from Canada will persist through at least Monday. Overall hourly concentrations look to diminish but are expected to remain in the Unhealthy for Sensitive Groups range. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with heart disease and respiratory diseases such as asthma. Monitor for symptoms such as wheezing, coughing, chest tightness, dizziness, or burning in nose, throat, and eyes. Reduce or eliminate activities that contribute to air pollution, such as outdoor burning, and use of residential wood burning devices. Keep windows closed overnight to prevent smoke from getting indoors and, if possible, run central air conditioning with MERV-13 or higher rated filters. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov For further health information, please see MDHHS' Wildfire Smoke and Your Health site at https://www.michigan.gov/mdhhs/safety-injury- prev/environmental-health/your-health-and-wildfire-smoke.
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