Chicago’s air quality is among the worst in the U.S. according to a new ranking, but what’s driving the increase in pollution?

Clouds and warm temps continue today with a chance of showers or storms, mainly north of the city. Thursday brings sunshine ...

The weather system is expected to arrive as a cold front sweeps through portions of north central and northeast Illinois and northwest Indiana. Forecasters warn that the storm has the potential to ...

An Indian company that spreads crushed rock on farmers’ fields to help draw climate-warming carbon dioxide from the ...

Storms could bring gusty winds and hail after 4 a.m. Wednesday, the National Weather Service. Temperatures will be in the 70s ...

Some storms could bring gusty winds and small hail, though the threat for severe weather remains limited. The Storm Prediction Center has northeast Illinois under a Marginal Risk for severe weather.