Chicago’s low temperature Saturday night was a stifling 78 degrees, breaking the June 21 record for minimum temperature. The low was 4 degrees higher than the previous record set in 1923, according to ...

Howard Ehrman has seen his fair share of gruesome sights in his 56 years as a physician. But he’ll never forget working at Cook County Hospital 30 years ago when a heat wave sweeping the country ...

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The Chicago area is bracing for several days of extreme heat starting Saturday, the first full day of summer. Temperatures are expected to soar into the 90s on Saturday, with the heat index reaching ...

After a couple of days of seasonal temperatures, a significant wave of dangerous heat and humidity moves into the Chicago area on Saturday and is poised to impact the region into next week. The heat ...

A dangerous heat wave is expected to scorch Chicago beginning Wednesday. A heat advisory has been issued from 10 a.m. Wednesday to 10 p.m. Thursday for the greater Chicago area for heat indices of 100 ...

With an Extreme Heat Warning starting Saturday morning and a weekend full of events, heatstroke and heat exhaustion are real concerns in Chicago this weekend. Temperatures will reach the high 90s, but ...

A cold front moving into the Chicago area this week will usher in a dramatic 20-degree temperature drop, with much cooler temperatures, lower humidity and more comfortable conditions, the NBC 5 Storm ...

CHICAGO (WLS) -- The Chicago area is undergoing another day of extreme heat Monday. A National Weather Service Extreme Heat Warning remains in effect for Cook County through Monday, expiring at ...

The Chicago area will have to deal with one more day of intense heat and humidity Thursday before a round of showers and potentially severe storms ends the misery. The entire Chicago area remains ...

CHICAGO (WLS) -- As temperatures soar, veterinarians are putting out the warning to pet owners. Not only is it too hot for furry friends to be outside for long stretches, but the sun presents ...