CHICAGO - Today is warm with an air quality alert in effect. Sensitive groups should take it easy again as we have elevated ozone levels close to the ground. Highs will be around 90 this afternoon.

The Mid-Ohio Regional Planning Commission issued an air quality alert July 15, 2025, for central Ohio, including Columbus, ...

This week in the Boston Globe Weather Mailbag, Globe Weather HQ tackles questions surrounding summer thunderstorm frequency, the best weather reporting station, air quality categories, and the HAARP ...

"Structure protection measures held for a second day July 14 as the fire continued its progression into the Butler Flat and Nordheimer areas," the Tuesday morning report.

The smoke from Canadian wildfires produced some of the worst fine particle pollution on record in Minnesota over the weekend. The Minnesota Pollution Control Agency released the top hourly fine ...

Officials have issued an air quality alert for around 10 million Americans, telling them to minimize outdoor activities and ...

The Puget Sound region is expected to warm up into the upper-80s and lower-90s Tuesday, with the rest of the week following ...