Weather WorldRichland County, IL 7-Day Night Weather Forecast
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Richland County, IL Weather Forecast
Richland County, IL Weather Forecast Date: 838 PM CST Mon Mar 02 2026
The area/counties/county of: Richland, including the city of Olney.or toggle through each period.
Rest of Tonight... Cloudy. Rain showers. Near steady temperature in the upper 30s. East winds around 5 mph. Chance of rain 80%.
Tuesday... Showers with a slight chance of thunderstorms in the morning, then showers likely in the afternoon. Not as cool with highs in the upper 50s. Southeast winds around 5 mph, becoming south in the afternoon. Chance of rain near 100%.
Tuesday Night... Showers. Patchy fog. Not as cool. Near steady temperature in the mid 50s. East winds around 5 mph. Chance of rain 90%.
Wednesday... Patchy fog in the morning. Showers with a chance of thunderstorms. Highs in the upper 60s. South winds 5 to 10 mph. Chance of rain 80%.
Wednesday Night... Showers with a chance of thunderstorms. Lows in the upper 50s. South winds 5 to 10 mph. Chance of rain 80%.
Thursday... Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 90%.
Thursday Night... Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 50%.
Friday... Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Highs in the upper 70s. Chance of rain 50%.
Friday Night... Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 60s. Chance of rain 50%.
Saturday... Showers, mainly in the morning. Highs in the upper 60s. Chance of rain 90%.
Saturday Night... Mostly cloudy with a 30% chance of showers. Lows in the lower 50s. Highs in the lower 60s.
Sunday... Mostly cloudy with a 30% chance of showers. Lows in the lower 50s. Highs in the lower 60s.
POP = Probability of Precipitation
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