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Graham Park Weather Forecast
| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Cloudy | Partly Sunny | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Sunny |
| Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 147 PM CDT Sat Oct 24 2026 
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Issued: 212 PM CDT Sat Oct 24 2026
Key Messages
- No significant weather is anticipated across central Illinois over the next week.
Discussion
... Issued at 212 PM CDT Sat Oct 24 2026
18z/1pm surface analysis shows a sprawling ridge of high pressure from Quebec to the Gulf Coast. Meanwhile a 992mb low is tracking across northern Manitoba with its trailing cold front extending southward into the Plains. Despite high clouds streaming across the region from the northwest, partial sunshine has heated the dry airmass quite efficiently this ...