Temperatures hit record-breaking levels in the Chicago area Friday, breaking a 78-year-old record at O'Hare Airport.
At 1:05 p.m. the airport recorded temperatures at 80 degrees, breaking the record set in 1939 of 79 degrees.
Temperatures across the area reached unseasonably warm levels but cooler air and wet weather is on the way.
Clouds will return in the early evening hours and a few scattered showers and isolated storms could develop as temperatures start to dip. Friday night will be foggy and overcast with periods of rain and a few thunderstorms possible.
Foggy and overcast conditions remain through Saturday morning ahead of a breezy and cooler day, with periods of rain and a few thunderstorms. Temperatures along the lakefront and northern suburbs will likely be in the 40s, but slightly milder inland, in the mid to upper 50s, and even warmer south of I-80, in the 60s.
There will still be plenty of clouds with periods of showers Sunday, with mild temperatures in the mid to upper 50s.