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Willowbrook High School Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
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| Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of Showers | Mostly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C | Lo: 55°FLo: 13°C |
| POP: 30% | POP: 20% | POP: 30% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 801 AM CDT Mon Oct 26 2026 
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Issued: 631 AM CDT Mon Oct 26 2026
Key Messages
- Cooler with breezy northeast winds today, especially north of Interstate 80.
- Warmer temperatures in the low to mid 70s return by the middle of the week.
- A pattern change toward more opportunities for regular rainfall is set to occur toward the end of the week and into the first week of November.
Discussion
... Issued at 233 AM CDT Mon Oct 26 2026
A surface cold front is beginning to shift southward into far northern Illinois early this morning. This front will bring a northeasterly wind...