Smoke from wildfires in Canada is making it harder to breathe in Ohio and several other states. Here's how long it will last and what else we know.

The animated map from FireSmoke Canada, a team of forecasters at the University of British Columbia, shows smoke sticking around over Ohio until June 4, the farthest ahead the map forecasts.

Air quality in some parts of the United States is worsening as smoke from dozens of wildfires in Canada travels south, pushed by winds high in the atmosphere. The Environmental Protection Agency ...

Canadian wildfires smoke map 2025. USA TODAY has created a map showing the latest wildfire smoke over Canada and the United States using the daytime satellite imagery from NOAA.

Air quality in some parts of the United States is worsening as smoke from dozens of wildfires in Canada travels south, pushed by winds high in the atmosphere. The Environmental Protection Agency ...

Nearly two dozens wildfires were burning in the Canadian province of Manitoba, which is just north of Minnesota and North Dakota. So far this year, the province had had more than 100 wildfires.