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Lake Thunderbird, IL Weather Forecast
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Lake Thunderbird Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  | |  | | |  | | |  | | |
| Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny | Chance of Showers | Mostly Sunny | Chance of Showers | Chance of Showers | Showers | Showers |
| Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 60°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Hi: 75°FHi: 24°C Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C Lo: 61°FLo: 16°C |
| POP: 30% | POP: 40% | POP: 60% | POP: 60% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 441 PM CDT Thu Sep 10 2026 
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Issued: 142 PM CDT Thu Sep 10 2026
Key Messages
- Pleasant conditions will be in place over the next 24 hour or more, as high pressure moves in along with dry air.
- An active period will continue from the weekend through the beginning of the work week. Next chances for showers and storms are Friday night & Saturday, followed by a second system late Sunday through Tuesday.
Aviation
/18Z TAFS THROUGH 18Z FRIDAY/... Issued at 1209 PM CDT Thu Sep 10 2026
light flow will result in quiet VFR weather for all of the area except for far southern...