Half Day School, IL Weather Forecast
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Half Day School Weather Forecast
| REST OF TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Chance of Showers | Partly Cloudy | Clearing | Clear | Sunny | Partly Cloudy | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Showers |
| Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C |
| POP: 80% | POP: 40% | POP: 20% | POP: 30% | POP: 40% | POP: 50% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 921 AM CDT Wed Sep 09 2026 

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Issued: 645 AM CDT Wed Sep 9 2026
Key Messages
- Showers and possibly a few isolated thunderstorms this morning, shower chances may linger near/south of the Highway 24 corridor this afternoon into tonight
- Dry weather with seasonable temperatures expected to end the work week.
Discussion
... Issued at 533 AM CDT Wed Sep 9 2026
Vigorous upper level trough noted on water vapor imagery over the northern Plains early morning with an attendant upper level jet extending from WY to Lake Superior. Evening ROABs sampled a nearly 100kt jet in th...
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