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Highland Lake, IL Weather Forecast
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Highland Lake Weather Forecast
| EARLY THIS MORNING | TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 | |  |  |  |  | | | | |  | |
| Patchy Fog | Patchy Fog | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of T-Storm |
| Hi: 69°FHi: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C |
| POP: 30% | POP: 50% | POP: 50% | POP: 70% | POP: 70% | POP: 50% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 341 AM CDT Fri Aug 07 2026 
Highland Lake Radar Loop
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