Air Quality Alert
Issued by NWS Duluth, MN

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AEUS73 KDLH 191314 AAA
AQADLH

Air Quality Alert Message...UPDATED
Minnesota Pollution Control Agency
Relayed by National Weather Service Duluth MN
814 AM CDT Sat Jul 19 2025

MNZ010>012-018>021-025-026-033>038-211400-
Koochiching-North St. Louis-Northern Cook and Lake-North Itasca-
Central St. Louis-Southern Lake-Southern Cook-North Cass-
South Itasca-South Cass-Crow Wing-Northern Aitkin-South Aitkin-
Carlton and South St. Louis-Pine-
Including the cities of International Falls, Ely, Isabella,
Bigfork, Hibbing, Two Harbors, Silver Bay, Grand Marais, Walker,
Grand Rapids, Pine River, Brainerd, Hill City, Aitkin, Duluth,
Pine City, and Hinckley
814 AM CDT Sat Jul 19 2025

...AIR QUALITY ALERT FROM 1 PM CDT SATURDAY UNTIL 9 AM CDT
MONDAY...

* 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 Purple or Very Unhealthy
  category.

* WHERE...North central, northeast, and northwest Minnesota.

* WHEN...1 PM CDT Saturday until 9 AM CDT Monday.

* IMPACTS...The risk of health effects is increased for everyone.

* ADDITIONAL DETAILS...Heavy surface smoke from Canadian wildfires
  will drift south into Minnesota over the next several days. This
  smoke will initially impact far northern Minnesota early
  Saturday afternoon and then spread south and east through the
  rest of the day and into the evening. Smoke lingers across the
  region on Sunday with light winds in place, and then exits back
  to the north through Monday morning. The highest smoke
  concentrations are expected to be across far northern Minnesota
  and the Arrowhead region from Saturday into Sunday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Sensitive groups, such as people with lung disease (including
asthma), heart disease, and children and older adults, should
avoid all physical activities outdoors. The general public should
avoid prolonged or heavy exertion. Reduce or eliminate activities
that contribute to air pollution, such as outdoor burning, and use
of residential wood burning devices. Reduce vehicle trips and
vehicle idling as much as possible. Keep windows closed overnight
to prevent smoke from getting indoors.

&&

For information on current air quality conditions in your area
and to sign up for daily air quality forecasts and alert
notifications by email, text message, phone, or the EPA AirNow
mobile app, visit https://www.pca.state.mn.us/air-water-land-
climate/current-air-quality-conditions. You can find additional
information about health and air quality at
https://www.pca.state.mn.us/air-water-land-climate/air-quality-
and-health.

$$

MPCA