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Prairie Lathem Park, IL Weather Forecast
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Prairie Lathem Park Weather Forecast
| REST OF TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  |  | |  |  | |  |  | | |
| Patchy Fog | Chance of Showers | Clearing | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C |
| POP: 20% | POP: 40% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1211 AM CDT Wed Aug 19 2026 
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Issued: 1252 AM CDT Wed Aug 19 2026
Key Messages
- Scattered thunderstorms are possible this evening (50% chance), some of which may be capable of damaging wind gusts and heavy downpours which may lead to localized flooding.
Discussion
... Issued at 130 PM CDT Tue Aug 18 2026
An area of showers, with a few embedded storms, have been developing across parts of northwestern IL and far southern WI over the past couple hours. It appears this activity is tied to a corridor of warm air advection just in advance o...