932
AEUS73 KDLH 012042
AQADLH
AIR QUALITY ALERT MESSAGE
MINNESOTA POLLUTION CONTROL AGENCY
RELAYED BY NATIONAL WEATHER SERVICE DULUTH MN
342 PM CDT FRI AUG 1 2025
MNZ010>012-018>021-025-026-033>038-041700-
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
342 PM CDT FRI AUG 1 2025
..AIR QUALITY ALERT NOW IN EFFECT UNTIL NOON 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 RED OR UNHEALTHY CATEGORY.
* WHERE...WEST CENTRAL, EAST CENTRAL, CENTRAL, SOUTH CENTRAL,
SOUTHWEST, SOUTHEAST, NORTH CENTRAL, NORTHWEST, AND NORTHEAST
MINNESOTA.
* WHEN...UNTIL NOON CDT MONDAY.
* IMPACTS...SOME MEMBERS OF THE GENERAL PUBLIC MAY EXPERIENCE
HEALTH EFFECTS. SENSITIVE GROUPS, SUCH AS PEOPLE WITH LUNG
DISEASE (INCLUDING ASTHMA), HEART DISEASE, AND CHILDREN AND OLDER
ADULTS, MAY EXPERIENCE HEALTH EFFECTS.
* ADDITIONAL DETAILS...SURFACE HIGH PRESSURE WILL CAMP OUT OVER
THE REGION THROUGH FRIDAY EVENING AND WILL RESULT IN LIGHT WINDS
AND POOR DISPERSION. SMOKE WITH WIDESPREAD RED/UNHEALTHY AIR
QUALITY INDEX (AQI) CONCENTRATIONS WILL LIKELY REMAIN OVER MOST
OF THE STATE THROUGH TONIGHT AND INTO THE DAY SATURDAY. WINDS
WILL INCREASE OUT OF THE SOUTH OVER THE WEEKEND AS HIGH PRESSURE
DRIFTS EAST OF THE AREA. SMOKE CONCENTRATIONS SHOULD GRADUALLY
DECLINE STARTING SATURDAY, BUT THE CLEARING OF THE SMOKE MAY BE
SLOW WITH SMOKE SPREADING AS FAR SOUTH AS TENNESSEE AND MISSOURI.
ORANGE AQIS (UNHEALTHY FOR SENSITIVE GROUPS) COULD HANG ON
THROUGH SUNDAY AND INTO THE DAY MONDAY. MOST OF THE ALERT-LEVEL
SMOKE SHOULD PUSH NORTH BACK INTO CANADA BY LATER MONDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SENSITIVE GROUPS, SUCH AS PEOPLE WITH LUNG DISEASE (INCLUDING
ASTHMA), HEART DISEASE, AND CHILDREN AND OLDER ADULTS, SHOULD
AVOID PROLONGED OR HEAVY EXERTION. THE GENERAL PUBLIC SHOULD
LIMIT 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.
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