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Osco, IL Weather Forecast
Osco, IL Weather Forecast Date: 1101 AM CST Wed Nov 11 2026
The area/counties/county of: Henry County Il, including the city of Geneseo.or toggle through each period.
Rest of Today... Mostly cloudy late this morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms late this morning. Cooler with highs in the mid 50s. Northeast winds 10 to 15 mph. Chance of rain 50%.
Tonight... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s. Northwest winds 5 to 10 mph.
Thursday... Mostly cloudy in the morning, then becoming partly sunny. Cooler with highs in the mid 40s. North winds 15 to 20 mph.
Thursday Night... Mostly cloudy in the evening, then clearing. Lows in the upper 20s. Northwest winds 5 to 10 mph.
Friday... Sunny. Highs in the lower 40s. North winds 10 to 15 mph.
Friday Night... Mostly clear. Lows in the mid 20s.
Saturday... Clear. Highs in the mid 40s. Lows in the mid 20s.
Saturday Night... Clear. Highs in the mid 40s. Lows in the mid 20s.
Sunday... Mostly clear. Highs around 50. Lows in the upper 20s.
Monday... Mostly clear. Highs around 50. Lows in the upper 20s.
POP = Probability of Precipitation
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