Air Quality Alert

* WHAT...The Minnesota Pollution Control Agency has issued an Air Quality Alert for fine particles pollution. The Air Quality Index (AQI) is expected to reach the Red or Unhealthy category.

* WHERE...Northeast Minnesota.

* WHEN...Until 6 PM CDT Friday.

* IMPACTS...Everyone is more likely to be affected.

* ADDITIONAL DETAILS...While heavy smoke retreats across portions of north central and northeastern Minnesota today, heavy smoke is expected to persist across much of northeastern Minnesota through the weekend and into Monday. A separate area of heavy smoke will move across northwestern Minnesota this morning and afternoon. Northwestern Minnesota should see improved air quality by this evening. Additional heavy smoke may move south from Canada this weekend, and the air quality alert may need to be extended into east central and southeastern Minnesota.