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Biggsville, IL Weather Forecast
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Biggsville Weather Forecast
| REST OF TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Chance of Showers | Chance of Showers | Mostly Cloudy |
| Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 70°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C Lo: 61°FLo: 16°C | Hi: 71°FHi: 22°C |
| POP: 90% | POP: 70% | POP: 50% | POP: 50% | POP: 30% | POP: 40% | POP: 40% | POP: 40% | POP: 70% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1101 PM CDT Tue Sep 15 2026 
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Issued: 1243 AM CDT Wed Sep 16 2026
Key Messages
- While there is a Marginal, level 1 out of 5, Risk for severe storms through this evening, the weak forcing and warm air aloft may limit any severe risk to a few isolated storms. Damaging winds are the primary risk.
- An active weather pattern will persist through the weekend with rounds of rain, some potentially heavy, expected. There will be brief respites in the active pattern the second half of the week.
- With each round of rainfall, the risk of flash flooding will be on the increase...