Wednesday’s highs surged more than 5 degrees over Tuesday making it the warmest day of the young month so far…
Wednesday’s Chicago temp data and across the U.S.
A very warm day ahead Thursday, with temperatures within striking distance of 90 degrees before clouds bring the chance for scattered showers and possible thunderstorms Thursday night
Thursday afternoon temperature snapshot
![](https://wgntv.com/wp-content/uploads/sites/5/2024/09/HRRR-Temp-Outlook-DMA.jpg?strip=1)
![](https://wgntv.com/wp-content/uploads/sites/5/2024/09/ST_90sFirst_Last_Dates.jpg?strip=1)
Best chance for rain Thursday night
Thursday night/ Friday offer the best chance for scattered showers, perhaps an isolated thunderstorm, but amounts will be light. Soaking rain is not expected for at least next week.
![](https://wgntv.com/wp-content/uploads/sites/5/2024/09/AREALPRECIPCHANCES.jpg?strip=1)
Forecast cloud/potential precipitation model simulations
Potential rainfall through Wednesday Sept. 11
![](https://wgntv.com/wp-content/uploads/sites/5/2024/09/SPARSE-RAINFALL.png?strip=1)
Following Thursday’s July level warmth, temperatures take a dive this weekend to readings more typical of October.
Forecast highs: How far from normal?
![](https://wgntv.com/wp-content/uploads/sites/5/2024/09/Forecast-High-and-Departures-from-Normal-1.jpg?strip=1)
Tracking the jarring change to the coolest air of the season which hits this weekend—but the pattern is set to return to above-normal temperatures by mid and late next week.
Forecast temperature anomaly
![](https://wgntv.com/wp-content/uploads/sites/5/2024/09/STFloopy.gif?strip=1)
Changing winds signal markedly cooler air.
Forecast wind direction and wind speeds
![](https://wgntv.com/wp-content/uploads/sites/5/2024/09/Wind-Direction-Forecast.jpg?strip=1)