Rep. Calvin Callahan joined lawmakers from Iowa, Minnesota and North Dakota in filing a formal complaint against Canada over ...

On Aug. 6, the Wisconsin Department of Natural Resources has not extended its Wisconsin air quality alert — a decision it ...

Dry lightning will be a small threat later this afternoon as several very minor storm cells cross the region. No moisture is expected to reach the ground, but dry lightning may still be present. Dry ...

Smoke from wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro ...

Las Vegas battles smoke from wildfires and extreme heat with Red Flag Warnings and poor air quality anticipated.

The forecast calls for hot and dry weather for the next few days in Colorado, but big changes finally arrive this weekend.

Rain is forecast for Wednesday morning and night, with a chance of showers on Thursday, according to the National Weather ...

The Gifford Fire, which has burned over 83,000 acres since it began on Friday, is now accompanied by two other wildfires in Central California.

You may notice a slight haze in the sky on Wednesday across the D.C. area as smoke from Canadian wildfires brushes the region's edge.

Particularly north and west of the Lehigh Valley, anyone who might be especially vulnerable to the effects of air pollution ...

Prepare for a challenging week of wildfire smoke, increasing heat and potential thunderstorms across the state through the ...