Shumita Basu

Minneapolis was flagged as very unhealthy, and on Tuesday, The Washington Post reports that it had at one point the second most unhealthy air quality of any major city in the world, behind only Kuwait City.

Minneapolis was flagged as very unhealthy, and on Tuesday, The Washington Post reports that it had at one point the second most unhealthy air quality of any major city in the world, behind only Kuwait City.

Minneapolis was flagged as very unhealthy, and on Tuesday, The Washington Post reports that it had at one point the second most unhealthy air quality of any major city in the world, behind only Kuwait City.

Conditions have now improved in some areas, but the smoke is drifting east, and vulnerable groups in five states — New York, New Jersey, Iowa, New Hampshire, and Maine — have been advised to stay indoors. Chicago skyscrapers are expected to be drowned in smoke over the weekend, with an alert now in place.

Conditions have now improved in some areas, but the smoke is drifting east, and vulnerable groups in five states — New York, New Jersey, Iowa, New Hampshire, and Maine — have been advised to stay indoors. Chicago skyscrapers are expected to be drowned in smoke over the weekend, with an alert now in place.

Conditions have now improved in some areas, but the smoke is drifting east, and vulnerable groups in five states — New York, New Jersey, Iowa, New Hampshire, and Maine — have been advised to stay indoors. Chicago skyscrapers are expected to be drowned in smoke over the weekend, with an alert now in place.

Now, of course, there'll be a lot of variation, so you should check out conditions in your area before canceling your park run. The Air Quality Index runs from 0 to 500, and beyond 100 is where you'll get possible alerts and warnings. PBS spoke with meteorologist Matthew Capucci about the dangers and how you can lower your risk.

Now, of course, there'll be a lot of variation, so you should check out conditions in your area before canceling your park run. The Air Quality Index runs from 0 to 500, and beyond 100 is where you'll get possible alerts and warnings. PBS spoke with meteorologist Matthew Capucci about the dangers and how you can lower your risk.

Now, of course, there'll be a lot of variation, so you should check out conditions in your area before canceling your park run. The Air Quality Index runs from 0 to 500, and beyond 100 is where you'll get possible alerts and warnings. PBS spoke with meteorologist Matthew Capucci about the dangers and how you can lower your risk.

And he said for the worst affected areas, some protective gear might be a good idea.

And he said for the worst affected areas, some protective gear might be a good idea.

And he said for the worst affected areas, some protective gear might be a good idea.

As the fires continue, thousands have been evacuated in remote areas and at least two people have died. About 5.4 million acres have burned across the western and central provinces of Saskatchewan and Manitoba. The fires are expected to continue growing as the remote areas and severe winds hinder efforts by the emergency services.

As the fires continue, thousands have been evacuated in remote areas and at least two people have died. About 5.4 million acres have burned across the western and central provinces of Saskatchewan and Manitoba. The fires are expected to continue growing as the remote areas and severe winds hinder efforts by the emergency services.

As the fires continue, thousands have been evacuated in remote areas and at least two people have died. About 5.4 million acres have burned across the western and central provinces of Saskatchewan and Manitoba. The fires are expected to continue growing as the remote areas and severe winds hinder efforts by the emergency services.

Meanwhile, people in Florida may think the smoke has reached them over the next few days, as massive dark clouds are expected to hit the state. Actually, that's a totally separate weather event. Dust coming all the way from the Sahara Desert. The height of the dust means your air quality should stay clear, but Floridians will see hazy skies and maybe even some super colorful sunrises and sunsets.

Meanwhile, people in Florida may think the smoke has reached them over the next few days, as massive dark clouds are expected to hit the state. Actually, that's a totally separate weather event. Dust coming all the way from the Sahara Desert. The height of the dust means your air quality should stay clear, but Floridians will see hazy skies and maybe even some super colorful sunrises and sunsets.

Meanwhile, people in Florida may think the smoke has reached them over the next few days, as massive dark clouds are expected to hit the state. Actually, that's a totally separate weather event. Dust coming all the way from the Sahara Desert. The height of the dust means your air quality should stay clear, but Floridians will see hazy skies and maybe even some super colorful sunrises and sunsets.

Now to the NBA Finals, which start tonight with a matchup that casual fans might not have seen coming. There's no super famous franchise like the Celtics or the Lakers, and there are no household names on the court like LeBron James or Steph Curry. Rather, these finals will pit the Oklahoma City Thunder against the Indiana Pacers, two teams with unique brands of basketball.

Now to the NBA Finals, which start tonight with a matchup that casual fans might not have seen coming. There's no super famous franchise like the Celtics or the Lakers, and there are no household names on the court like LeBron James or Steph Curry. Rather, these finals will pit the Oklahoma City Thunder against the Indiana Pacers, two teams with unique brands of basketball.