A heat advisory is in effect for Columbus and Cincinnati, with high heat index values and thunderstorm risks forecasted.

St. Louis heatwave prompts Extreme Heat Warning, with risks of heat-related illnesses due to high humidity and temperatures.

Heat Advisory remains in effect Sunday. Extreme Heat Watch Issued for Monday as dangerous heat in the CSRA continues ...

An Air Quality alert was in effect for parts of Philly Saturday night and remains in effect for New Jersey on Sunday.

An air quality alert has been issued by the New York State Department of Health this weekend due to smoke from wildfires in Canada. The air quality health advisory covers New York City and the ...