The city is racing to put up 277 sensors. Once installed, Chicago will have the biggest number of high-quality air monitors ...

As Air Canada prepares to cancel flights ahead of a possible strike, CBC's Britnei Bilhete spoke to one Ontario woman who says she’s worried the trip of a lifetime with her childhood friend could be ...

Officials are investigating whether a Chicago Park District lifeguard was struck by lightning Tuesday afternoon.

Chicago Tribune photographers capture a summer storm that swept the area ending in a rainbow over Lake Michigan.

More than 3 million people were told to remain on alert for flash floods as torrential rainfall moved through.

A frontal boundary slowly pushing through the northern tier of the country will be the focus of severe thunderstorms over the next couple of days, with thunderstorms capable of producing tornadoes, ...

The Midwest, especially Chicago, has been getting hit with waves of smoky air, carried in by shifting winds. Some Chicagoans ...

Australia's Great Barrier Reef has suffered the largest decline in coral cover in two of its three regions over the last year ...

Storms and possible flooding today will give way to cooler, drier air and sunshine heading into a beautiful weekend.

Update as of 7:45 p.m.: Storms are nearing the Sioux Empire area, and as of now, no tornado watch or warning is in effect with this system, NWS radars show. There are multiple severe thunderstorm ...

Watch A Watch indicates the possibility of severe weather in a relatively broad area. For instance, a tornado watch means conditions are favorable for the development of tornadoes.

The Chicago Bears are three days into their 2025 training camp schedule, and a fair assessment of the team's performance so far is that the defense has gotten the best of the offense and ...