Weather WorldSlough Lake, IL Weather Forecast
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Slough Lake Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  |  |  |  | | |  | | | | |
| Mostly Sunny | Clear | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Clearing | Mostly Sunny | Mostly Clear | Partly Cloudy | Mostly Clear |
| Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 75°FHi: 24°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C |
| POP: 50% | POP: 70% | POP: 80% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 405 PM CDT Mon Aug 03 2026 
Slough Lake Radar Loop
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