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Heller, IL Weather Forecast
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Heller Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  | | |  | | |  |  |  | |  |
| Clearing | Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Chance of Showers | Chance of Showers | Showers | Chance of Showers | Partly Sunny |
| Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C |
| POP: 40% | POP: 40% | POP: 60% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 626 PM CDT Sat Oct 10 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 530 PM CDT Sat Oct 10 2026
Key Messages
- Unseasonably warm conditions through Monday, with near record warmth Monday. The risk for agricultural field fires has decreased slightly for the rest of the weekend.
- Rain chances Wednesday and Thursday, with highest chances (50-70%) south of I-80 for measurable rain.
- Cooler and more seasonable late week and into next weekend, with increasing frost/freeze potential.
Aviation
/00Z TAFS THROUGH 00Z SUNDAY/... Issued at 525 PM CDT Sat Oct 10 2026
VFR conditions will persist through the per...