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Clark County, IL Weather Forecast
Clark County, IL Weather Forecast Date: 838 PM CST Mon Mar 02 2026
The area/counties/county of: Clark, including the city of Marshall.or toggle through each period.
Rest of Tonight... Cloudy. Rain showers likely. Near steady temperature in the upper 30s. East winds around 5 mph. Chance of rain 70%.
Tuesday... Showers. Not as cool with highs in the lower 50s. Southeast winds 5 to 10 mph. Chance of rain near 100%.
Tuesday Night... Showers. Patchy fog. A chance of thunderstorms after midnight. Not as cool. Near steady temperature in the upper 40s. Northeast winds around 5 mph. Chance of rain 90%.
Wednesday... Patchy fog in the morning. A chance of thunderstorms. Showers. Not as cool with highs in the lower 60s. Southeast winds 5 to 10 mph, becoming south in the afternoon. Chance of rain 90%.
Wednesday Night... Showers with a chance of thunderstorms. Lows in the mid 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... Partly cloudy in the evening, then becoming mostly cloudy. A 50% chance of showers. Lows in the lower 50s.
Friday... Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs in the mid 70s. Chance of rain 50%.
Friday Night... Mostly cloudy. Showers likely after midnight. Lows around 60. Chance of rain 60%.
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. Cooler with lows in the upper 40s.
Sunday... Mostly cloudy. Highs in the lower 60s.
Sunday Night... Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. Chance of rain 30%.
POP = Probability of Precipitation
Clark County Radar Loop
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