Weather WorldWillowbrook Park Oakbrook Terrace, IL Weather Forecast
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Willowbrook Park Oakbrook Terrace Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
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| Isolated Showers | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Clear | Partly Cloudy | Chance of Showers | Chance of Showers | Mostly Clear |
| Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C |
| POP: 20% | POP: 40% | POP: 60% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 251 PM CDT Mon Aug 17 2026 
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Willowbrook Park Oakbrook Terrace Forecast Discussion
Issued: 625 PM CDT Mon Aug 17 2026
Key Messages
- Threat for severe thunderstorms and flash flooding Tuesday afternoon/night.
Discussion
... Issued at 252 PM CDT Mon Aug 17 2026
While the weather is pleasant and quiet for a change today, attention quickly shifts to Tuesday afternoon and evening as a mid/upper trough digs into the Great Lakes. As this occurs, a belt of enhanced mid and upper level flow will sag southward into the Midwest and steer a series of mid-level impulses right across our area as a su...