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Village of Oak Brook, ILOak Brook, IL Weather Forecast
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Oak Brook Weather Forecast
| THIS AFTERNOON | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 | |  |  | |  | | |  | | | |
| Scattered Showers | Scattered Showers | Partly Cloudy | Clearing | Partly Cloudy | Mostly Clear | Partly Cloudy | Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy |
| Hi: 50°FHi: 10°C | Lo: 39°FLo: 4°C | Hi: 45°FHi: 7°C | Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C | Lo: 35°FLo: 2°C | Hi: 59°FHi: 15°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 60°FHi: 16°C | Lo: 39°FLo: 4°C |
| POP: 70% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1221 PM CST Thu Nov 05 2026 
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Issued: 1152 AM CST Thu Nov 5 2026
Key Messages
- Periods of rain/showers will continue through tonight across much of the area, and through Friday night for portions of northwest IN downwind of Lake Michigan.
- Breezy and cooler conditions expected Friday.
- Freezing temperatures likely for much of the area Friday night, and possible again Saturday night and Sunday night in some locations.
- Dry and warmer than average weather early next week.
Discussion
... Issued at 248 AM CST Thu Nov 5 2026
00Z upper air analysis and current GOES water v...