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Hornsby, IL Weather Forecast
Hornsby, IL Weather Forecast Date: 411 AM CST Mon Nov 02 2026
The area/counties/county of: Greene County Il, Jersey County Il.or toggle through each period.
Today... Patchy fog this morning. Cloudy. Highs in the mid 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Tonight... Cloudy. A slight chance of rain after midnight. Near steady temperature in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20%.
Tuesday... Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs in the mid 70s. Temperature falling into the upper 60s in the afternoon. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain near 100%.
Tuesday Night... Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of rain after midnight. Cooler with lows in the lower 50s. Southwest winds 10 to 15 mph. Chance of rain 90%.
Wednesday... Mostly sunny. Highs in the mid 60s. West winds 10 to 15 mph.
Wednesday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 40s.
Thursday... Mostly sunny. Highs in the mid 60s.
Thursday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 40s.
Friday... Partly cloudy. Highs in the lower 60s. Lows in the upper 30s.
Saturday... Partly cloudy. Highs in the lower 60s. Lows in the upper 30s.
POP = Probability of Precipitation
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