Most of Long Island is under an extreme heat warning Tuesday as temperatures are expected to reach dangerous heat index ...

The alert will remain go into effect starting at midnight on Saturday, June 21, through Monday, June 23, for counties in Ohio ...

An Air Quality Alert has been issued for the Miami Valley from Saturday (June 21) through Monday (June 23). The Miami Valley ...

The National Weather Service has issued a heat advisory and air quality alert for the third day during the first heat wave of the year.

Columbus' air quality is once again expected to become unhealthy for sensitive groups on June 12 due to smoke and ozone ...

New York's first major heat wave of the year is causing poor air quality conditions in the Lower Hudson Valley Tuesday, June ...

A code orange alert has been issued for the Lehigh Valley and eastern Pennsylvania on Monday due to elevated ozone levels as ...

The worst air in the country on June 14 is in New Castle County. The air quality index in Wilmington as of 9:45 a.m. was 227, ...

The Pennsylvania Department of Environmental Protection has issued a Code Orange Air Quality Alert for Erie County, signaling ...

This edition of Weather Tidbits will be discussing the air quality index. The air quality index, or AQI, is a scale used to report daily air quality with associated health effects. An AQI of 0-50 ...

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

Officials issue an air quality advisory for counties in southwest Michigan as Canadian wildfires burn. Here's what the air quality index shows.