Weather WorldAc and R Components, IL Weather Forecast
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Ac and R Components Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  |  | | | | | | | | |
| Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Clear |
| Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 337 PM CDT Fri Aug 28 2026 
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Issued: 1211 PM CDT Fri Aug 28 2026
Key Messages
- Quiet and seasonable weather persists this weekend.
- A late season heat wave is forecast to impact the area next week. Daily heat indices are projected to reach as high as 100-105 degrees Monday through Friday.
- Precipitation chances are low for the next several days, though an active storm track is forecast just to our north for much of next week.
Discussion
... Issued at 1211 PM CDT Fri Aug 28 2026
Surface high pressure stretched from the eastern Great Lakes southwest through central IL...