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Green Briar Park, IL Weather Forecast
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Green Briar Park Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  | |  |  |  | | |  | | |
| Patchy Fog | Clearing | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy |
| Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 69°FLo: 21°C | Hi: 70°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C |
| POP: 20% | POP: 40% | POP: 50% | POP: 80% | POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1046 PM CDT Sun Sep 27 2026 
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Issued: 1259 AM CDT Mon Sep 28 2026
Key Messages
- Patchy fog possible again late tonight into early Monday morning, some of which could be locally dense.
- Seasonable temperatures to continue through mid-week.
- Confidence is increasing for a period of rain for the middle and later portions of the week.
Discussion
... Issued at 201 PM CDT Sun Sep 27 2026
High pressure continues to reside over the Great Lakes which is giving us another pleasant late September afternoon. These pleasant conditions are expected to persist through at least Tues...