Northern Wisconsin in air quality alert
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Calgary Herald on MSNWildfire live updates: Air quality warning in Calgary | Canada Post halts some deliveries | MEG Energy restores connectionRain overnight in Calgary did little to clear the wildfire smoke affecting the city, leading to an air quality warning early Thursday morning.
Smoke from wildfires raging in Canada has drifted into the United States, affecting air quality as far south as Florida.
Despite expected rain Sunday night, Canadian wildfire smoke will continue to impact Michigan on Monday, officials say.
Hazy skies from fires are reminiscent of 2023 when Chicago was the second-most-polluted major city in the country.