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Greenbaum Park, IL Weather Forecast
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Greenbaum Park 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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| Sunny | Patchy Fog | Patchy Fog | Mostly Cloudy | Chance of Showers | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Partly Cloudy | Chance of Showers | Chance of Showers |
| Hi: 70°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 70°FLo: 21°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C |
| POP: 40% | POP: 50% | POP: 90% | POP: 70% | POP: 40% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 416 PM CDT Mon Sep 28 2026 
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Issued: 644 PM CDT Mon Sep 28 2026
Key Messages
- More fog possible late tonight into early Tuesday morning, some may become locally dense.
- Widespread rain is likely across the region in the late Wednesday through Thursday night time frame.
Discussion
... Issued at 240 PM CDT Mon Sep 28 2026
Surface high pressure remains dominant across the Great Lakes region tonight into Tuesday. Light winds and mainly clear skies tonight will facilitate additional fog development (locally dense in spots) late tonight into early Tuesday morning as air...