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Shelly Lake, IL Weather Forecast
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Shelly Lake Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY |
 |  | | | | | | | | | | |
| Sunny | Mostly Clear | Sunny | Clear | Sunny | Clear | Clear | Clear | Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 727 AM CDT Sat Oct 03 2026 
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Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 540 AM CDT Sat Oct 3 2026
Key Messages
- Seasonable temperatures continue through Monday, with a warming trend Tuesday onward.
- Dry conditions persist for the foreseeable future.
Aviation
/12Z TAFS THROUGH 18Z SUNDAY/... Issued at 537 AM CDT Sat Oct 3 2026
VFR flight conditions are expected for a vast majority of the period, with clear skies and light east winds. Some shallow, patchy fog will be possible at the start of the period and again at the end of the period at JEF/SUS/CPS, but confidence is very low that visibilities wi...