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Hornsby, IL 7-Day Night Weather Forecast
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Hornsby, IL Weather Forecast
Hornsby, IL Weather Forecast Date: 1028 PM CST Tue Mar 03 2026
The area/counties/county of: Greene County Il, Jersey County Il.or toggle through each period.
Overnight... Showers with a chance of thunderstorms. Patchy fog. Near steady temperature in the mid 40s. Northeast winds 5 to 10 mph. Chance of rain 90%.
Wednesday... A chance of showers and thunderstorms in the morning, then showers with a slight chance of thunderstorms in the afternoon. Areas of fog in the morning, then patchy fog in the afternoon. Highs in the upper 50s. East winds around 5 mph. Chance of rain near 100%.
Wednesday Night... A chance of thunderstorms. Showers. Patchy fog. Lows in the lower 50s. East winds around 5 mph, becoming south after midnight. Chance of rain 90%.
Thursday... Cloudy in the morning, then becoming partly sunny. A 50% chance of showers. Highs in the mid 60s. West winds 5 to 10 mph.
Thursday Night... Partly cloudy with a chance of showers in the evening, then mostly cloudy with showers likely with a chance of thunderstorms after midnight. Lows in the lower 50s. Southeast winds 5 to 10 mph. Chance of rain 70%.
Friday... Partly sunny. Showers likely with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Not as cool with highs in the upper 70s. Chance of rain 60%.
Friday Night... Mostly cloudy with a chance of thunderstorms. Showers. Lows in the mid 50s. Chance of rain 90%.
Saturday... Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Cooler with highs in the mid 60s. Chance of rain 50%.
Saturday Night... Mostly clear. Lows around 40. Highs in the mid 60s.
Sunday... Mostly clear. Lows around 40. Highs in the mid 60s.
Sunday Night... Mostly clear. Lows in the mid 40s. Highs in the lower 70s.
Monday... Mostly clear. Lows in the mid 40s. Highs in the lower 70s.
Monday Night... Mostly clear. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Not as cool with lows in the mid 50s. Chance of rain 30%.
POP = Probability of Precipitation
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