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Devon Karate School, IL Weather Forecast
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Devon Karate School Weather Forecast
| REST OF TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  | | |  |  | | |  | |  | |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Chance of Showers | Partly Cloudy |
| Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C |
| POP: 20% | POP: 40% | POP: 50% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1235 AM CDT Fri Sep 04 2026 
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Issued: 1215 AM CDT Fri Sep 4 2026
Key Messages
- Another hot and humid day is in store Friday with peak heat index values of 100 to 105F, warmest south of I-80.
- Torrential rain-producing storms with a threat for flash flooding may impact far northern Illinois late tonight into early Friday morning, though confidence is higher that they remain in Wisconsin.
- There is another chance for showers and thunderstorms Friday evening.
- A break in the pattern will arrive by Sunday with lowering humidity values and temperatures.
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