The Cubs will play a home game against the Kansas City Royals Wednesday and fans at the ballpark will brave temps around 100 degrees, NWS predicts.

Portions of west-central Chicago experienced localized flash flooding on July 8. Find out how to stay safe in flooded areas.

Life-threatening heat is enveloping the eastern U.S., with some cities bracing for what could be their highest temperatures in over a decade.

A dangerous heat wave has descended on Chicagoland this week, with extreme heat and humidity to persist through Thursday. Temperatures will get well into the 90s, but heat index values will soar

Nearly 31 million Americans are bitten by ticks every year, and with tick-borne illnesses on the rise, officials are urging residents to be cautious.

The Chicago Park District updates swim conditions each day on its website at 11 a.m. based on weather and surf conditions, and around 1:30 pm based on water quality conditions.