Americans in at least eight states face potentially unhealthy levels of air pollution on Wednesday, official data shows. The data is shown in a live map from AirNow—a partnership of multiple U.S.

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Bigfork, United States throughout the world ...

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Helena, United States throughout the world ...

A new study has ranked the US states in order of how well they would fare in the event of a nuclear apocalypse.

The alert comes as humidity is expected to increase Tuesday, with high temperatures in the mid 80s to low 90s, with heat ...

The Missoula County Public School board Tuesday approved spending up to $1 million to cover programs and teaching positions ...

Much of the Upper Midwest on Saturday was dealing with swaths of unhealthy air because of drifting smoke from Canadian wildfires, covering the northern region of the U.S. at a time when people want to ...

Montana gets 2,913 new quadrangles, also known as 7.5-minute maps, that hikers, hunters and other ground-pounders rely on for close-detail navigation. Alaska also got an update last week.

A team of private-sector outdoorsmen and another of Yellowstone National Park personnel and volunteers are preparing missions ...

The aluminum plated roll-top style is great for allowing full access to the bed to store bikes, while keeping snow and sticky ...

Wisconsin, Minnesota and Indiana all have air quality alerts, while Chicago's air quality currently ranks in the "unhealthy for sensitive groups" category.