The Minnesota Pollution Control Agency has issued an air pollution health advisory for the southern half of Minnesota.  

Rochester Skyline
Kim David/Townsquare Media
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It will be in effect until conditions change, which is expected to be Sunday when a cold front moves through the state.

The PCA says warmer temperatures, moisture and low winds are producing conditions that may affect the health of certain residents, especially those with pre-existing cardiovascular or respiratory disease, the elderly, children, and people who participate in activities requiring extended or heavy exertion, both indoors and outdoors.

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