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Ware-Wolf Lake, IL Weather Forecast
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Ware-Wolf Lake Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  | | |  |  |  | |  | | |
| Chance of T-Storm | Sunny | Clearing | Sunny | Partly Cloudy | Chance of T-Storm | Chance of Showers | Partly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C |
| POP: 20% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 507 PM CDT Fri Sep 18 2026 
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Issued: 618 PM CDT Fri Sep 18 2026
Key Messages
- A Heat Advisory continues today through Sunday, with high temperatures 15 to 20 degrees above normal in the middle 90s to near 100 degrees.
- There is a 20-30% chance of showers and storms late this afternoon into this evening across mainly the northern half of the Quad State.
- A cooling trend will finally begin early next week with the passage of a cold front, with temperatures by mid week near to even a little below normal.
- The cold front will be accompanied by 40-60% chances of showe...