A cold front is bringing storms and lower temperatures to parts of the country, while the Midwest sees poor air quality from wildfire smoke.

Canadian wildfire smoke is drifiting across Michigan. As of July 31, the entire state is under an advisory for unhealthy air.

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

FEMA has released an eye-opening map of which Americans face the greatest danger from extreme weather, but some experts warn ...