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Hefferan Elementary School, IL Weather Forecast
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Hefferan Elementary School Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 | |  |  |  | | |  | | | | |
| Chance of Showers | Chance of Showers | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Cloudy |
| Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C |
| POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 931 PM CDT Sun Sep 20 2026 
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Issued: 1244 AM CDT Mon Sep 21 2026
Key Messages
- Showers and drizzle to gradually diminish in coverage late this evening. Pockets of light showers/drizzle may continue at times tonight through midday Monday.
- Below normal temperatures through the end of the week.
Discussion
... Issued at 1230 PM CDT Sun Sep 20 2026
A mid-level shortwave/convectively augmented MCV continues to shift east directly overhead early this afternoon. At the surface, a synoptic cold front is pushing southward, with gusty northeasterly winds developing in its wa...