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Putnam County High School, IL Weather Forecast
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Putnam County High School Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  |  |  |  |  |  | | | | | |
| Mostly Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Partly Sunny | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny |
| 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 | 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: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C |
| POP: 40% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 226 AM CDT Mon Aug 17 2026 
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Issued: 553 AM CDT Mon Aug 17 2026
Key Messages
- High pressure will remain draped over the region through the start of the work week, bringing seasonal temperatures and mostly clear skies.
- A storm system will pass through the area Tuesday into Wednesday, bringing the chance for thunderstorms. A few storms may be strong to severe.
- Another stretch of quieter weather returns late in the week and into the weekend, with limited precipitation chances.
Aviation
/12Z TAFS THROUGH 12Z TUESDAY/... Issued at 550 AM...